{"id":2392,"date":"2024-08-03T11:17:50","date_gmt":"2024-08-03T11:17:50","guid":{"rendered":"https:\/\/svestudy.com\/?page_id=2392"},"modified":"2025-05-12T19:16:47","modified_gmt":"2025-05-12T19:16:47","slug":"mde-unit-1-q1","status":"publish","type":"page","link":"https:\/\/svestudy.com\/?page_id=2392","title":{"rendered":"MDE Unit 1 Q1"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/svestudy.com\/?page_id=3378\">Quiz 1<\/a>, <a href=\"https:\/\/svestudy.com\/?page_id=3379\">Quiz 2<\/a>, <a href=\"https:\/\/svestudy.com\/?page_id=3380\">Quiz 3<\/a>, <a href=\"https:\/\/svestudy.com\/?page_id=3381\">Quiz 4<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/svestudy.com\/?page_id=2393\">Next Unit<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"61\" src=\"https:\/\/svestudy.com\/wp-content\/uploads\/2024\/08\/image-169-1024x61.png\" alt=\"\" class=\"wp-image-5881\" srcset=\"https:\/\/svestudy.com\/wp-content\/uploads\/2024\/08\/image-169-1024x61.png 1024w, https:\/\/svestudy.com\/wp-content\/uploads\/2024\/08\/image-169-300x18.png 300w, https:\/\/svestudy.com\/wp-content\/uploads\/2024\/08\/image-169-768x46.png 768w, https:\/\/svestudy.com\/wp-content\/uploads\/2024\/08\/image-169.png 1041w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Describe the working principle of the four stroke cycle.<br>(10)<\/p>\n\n\n<div class=\"wp-block-ub-content-toggle wp-block-ub-content-toggle-block\" id=\"ub-content-toggle-block-82cd0865-1aed-45f3-87aa-66b4684c03e5\" data-mobilecollapse=\"true\" data-desktopcollapse=\"true\" data-preventcollapse=\"false\" data-showonlyone=\"false\">\n<div class=\"wp-block-ub-content-toggle-accordion\" style=\"border-color: #f1f1f1; border-top-left-radius: 8px; border-top-right-radius: 8px; border-bottom-left-radius: 8px; border-bottom-right-radius: 8px; \" id=\"ub-content-toggle-panel-block-b12fc20f-b2cf-41d7-a16d-ce17445ae8f3\">\n\t\t\t<div class=\"wp-block-ub-content-toggle-accordion-title-wrap\" style=\"background-color: #f1f1f1;\" aria-controls=\"ub-content-toggle-panel-0-82cd0865-1aed-45f3-87aa-66b4684c03e5\" tabindex=\"0\">\n\t\t\t<p class=\"wp-block-ub-content-toggle-accordion-title ub-content-toggle-title-82cd0865-1aed-45f3-87aa-66b4684c03e5\" style=\"color: #000000; \">The Four-Stroke Cycle<\/p>\n\t\t\t<div class=\"wp-block-ub-content-toggle-accordion-toggle-wrap right\" style=\"color: #000000;\"><span class=\"wp-block-ub-content-toggle-accordion-state-indicator wp-block-ub-chevron-down\"><\/span><\/div>\n\t\t<\/div>\n\t\t\t<div role=\"region\" aria-expanded=\"false\" class=\"wp-block-ub-content-toggle-accordion-content-wrap ub-hide\" id=\"ub-content-toggle-panel-0-82cd0865-1aed-45f3-87aa-66b4684c03e5\">\n\n<p class=\"wp-block-paragraph\">A four-stroke cycle engine is a type of internal combustion engine that completes one power cycle in four distinct piston strokes. Each stroke represents the full travel of the piston, either up or down within the cylinder. Let&#8217;s break down the four strokes: \u00a0<a href=\"https:\/\/www.britannica.com\/technology\/four-stroke-cycle#:~:text=Each%20cycle%20thus%20requires%20four,two%20revolutions%20of%20the%20crankshaft.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.britannica.com\/technology\/four-stroke-cycle#:~:text=Each%20cycle%20thus%20requires%20four,two%20revolutions%20of%20the%20crankshaft.\" target=\"_blank\" rel=\"noreferrer noopener\">1. Four-stroke cycle | Definition, History, &amp; Facts &#8211; Britannica <\/a><a href=\"https:\/\/www.britannica.com\/technology\/four-stroke-cycle#:~:text=Each%20cycle%20thus%20requires%20four,two%20revolutions%20of%20the%20crankshaft.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.britannica.com\/technology\/four-stroke-cycle#:~:text=Each%20cycle%20thus%20requires%20four,two%20revolutions%20of%20the%20crankshaft.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\">2. Four-stroke engine &#8211; Wikipedia <\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Intake Stroke<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\"><strong>Piston moves:<\/strong> Downward \u00a0 <a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\">1. 4-Stroke Engines: What Are They and How Do They Work? &#8211; Universal Technical Institute <\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\">www.uti.edu<\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li class=\"\"><strong>Valves:<\/strong> Intake valve open, exhaust valve closed \u00a0 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\">1. Four-stroke engine &#8211; Wikipedia <\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\">en.wikipedia.org<\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li class=\"\"><strong>Process:<\/strong> As the piston moves downward, a vacuum is created in the cylinder. This vacuum pulls in an air-fuel mixture through the open intake valve. \u00a0 <a href=\"https:\/\/ferberstireandauto.com\/how-an-engine-piston-works\/#:~:text=Let's%20take%20a%20look%20at,a%20vacuum%20in%20the%20cylinder.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/ferberstireandauto.com\/how-an-engine-piston-works\/#:~:text=Let's%20take%20a%20look%20at,a%20vacuum%20in%20the%20cylinder.\" target=\"_blank\" rel=\"noreferrer noopener\">1. How an Engine Piston Works &#8211; Ferber&#8217;s Tire &amp; Auto Service <\/a><a href=\"https:\/\/ferberstireandauto.com\/how-an-engine-piston-works\/#:~:text=Let's%20take%20a%20look%20at,a%20vacuum%20in%20the%20cylinder.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/ferberstireandauto.com\/how-an-engine-piston-works\/#:~:text=Let's%20take%20a%20look%20at,a%20vacuum%20in%20the%20cylinder.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/ferberstireandauto.com\/how-an-engine-piston-works\/#:~:text=Let's%20take%20a%20look%20at,a%20vacuum%20in%20the%20cylinder.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/ferberstireandauto.com\/how-an-engine-piston-works\/#:~:text=Let's%20take%20a%20look%20at,a%20vacuum%20in%20the%20cylinder.\" target=\"_blank\" rel=\"noreferrer noopener\">ferberstireandauto.com<\/a><a href=\"https:\/\/ferberstireandauto.com\/how-an-engine-piston-works\/#:~:text=Let's%20take%20a%20look%20at,a%20vacuum%20in%20the%20cylinder.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\">2. 4-Stroke Engines: What Are They and How Do They Work? &#8211; Universal Technical Institute <\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\">www.uti.edu<\/a><a href=\"https:\/\/www.uti.edu\/blog\/motorcycle\/how-4-stroke-engines-work#:~:text=What%20Are%20the%20Strokes%20of,and%20exhausts%20at%20precise%20times.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. Compression Stroke<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\"><strong>Piston moves:<\/strong> Upward<\/li>\n\n\n\n<li class=\"\"><strong>Valves:<\/strong> Both valves closed \u00a0 <a href=\"https:\/\/www.toppr.com\/ask\/question\/both-the-valves-of-a-petrol-engine-are-closed-and-piston-moving-towards-spark-plug\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.toppr.com\/ask\/question\/both-the-valves-of-a-petrol-engine-are-closed-and-piston-moving-towards-spark-plug\/\" target=\"_blank\" rel=\"noreferrer noopener\">1. Both the valves of a petrol engine are closed and piston moving towards spark plug during.Expansion strokeIntake strokeExhaust strokeCompression stroke <\/a><a href=\"https:\/\/www.toppr.com\/ask\/question\/both-the-valves-of-a-petrol-engine-are-closed-and-piston-moving-towards-spark-plug\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.toppr.com\/ask\/question\/both-the-valves-of-a-petrol-engine-are-closed-and-piston-moving-towards-spark-plug\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.toppr.com\/ask\/question\/both-the-valves-of-a-petrol-engine-are-closed-and-piston-moving-towards-spark-plug\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.toppr.com\/ask\/question\/both-the-valves-of-a-petrol-engine-are-closed-and-piston-moving-towards-spark-plug\/\" target=\"_blank\" rel=\"noreferrer noopener\">www.toppr.com<\/a><a href=\"https:\/\/www.toppr.com\/ask\/question\/both-the-valves-of-a-petrol-engine-are-closed-and-piston-moving-towards-spark-plug\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li class=\"\"><strong>Process:<\/strong> The air-fuel mixture trapped in the cylinder is compressed by the upward-moving piston. This compression increases the temperature and pressure of the mixture. \u00a0 <a href=\"https:\/\/www.chm.bris.ac.uk\/webprojects2002\/morgan\/page3.htm#:~:text=Upward%20movement%20of%20the%20piston,important%20for%20developing%20maximum%20power.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.chm.bris.ac.uk\/webprojects2002\/morgan\/page3.htm#:~:text=Upward%20movement%20of%20the%20piston,important%20for%20developing%20maximum%20power.\" target=\"_blank\" rel=\"noreferrer noopener\">1. Previous Page <\/a><a href=\"https:\/\/www.chm.bris.ac.uk\/webprojects2002\/morgan\/page3.htm#:~:text=Upward%20movement%20of%20the%20piston,important%20for%20developing%20maximum%20power.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.chm.bris.ac.uk\/webprojects2002\/morgan\/page3.htm#:~:text=Upward%20movement%20of%20the%20piston,important%20for%20developing%20maximum%20power.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.chm.bris.ac.uk\/webprojects2002\/morgan\/page3.htm#:~:text=Upward%20movement%20of%20the%20piston,important%20for%20developing%20maximum%20power.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.chm.bris.ac.uk\/webprojects2002\/morgan\/page3.htm#:~:text=Upward%20movement%20of%20the%20piston,important%20for%20developing%20maximum%20power.\" target=\"_blank\" rel=\"noreferrer noopener\">www.chm.bris.ac.uk<\/a><a href=\"https:\/\/www.chm.bris.ac.uk\/webprojects2002\/morgan\/page3.htm#:~:text=Upward%20movement%20of%20the%20piston,important%20for%20developing%20maximum%20power.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www1.grc.nasa.gov\/beginners-guide-to-aeronautics\/compression-and-expansion\/#:~:text=During%20the%20compression%20process%2C%20as,according%20to%20this%20exponential%20equation.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www1.grc.nasa.gov\/beginners-guide-to-aeronautics\/compression-and-expansion\/#:~:text=During%20the%20compression%20process%2C%20as,according%20to%20this%20exponential%20equation.\" target=\"_blank\" rel=\"noreferrer noopener\">2. Compression and Expansion &#8211; Glenn Research Center | NASA <\/a><a href=\"https:\/\/www1.grc.nasa.gov\/beginners-guide-to-aeronautics\/compression-and-expansion\/#:~:text=During%20the%20compression%20process%2C%20as,according%20to%20this%20exponential%20equation.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www1.grc.nasa.gov\/beginners-guide-to-aeronautics\/compression-and-expansion\/#:~:text=During%20the%20compression%20process%2C%20as,according%20to%20this%20exponential%20equation.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www1.grc.nasa.gov\/beginners-guide-to-aeronautics\/compression-and-expansion\/#:~:text=During%20the%20compression%20process%2C%20as,according%20to%20this%20exponential%20equation.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www1.grc.nasa.gov\/beginners-guide-to-aeronautics\/compression-and-expansion\/#:~:text=During%20the%20compression%20process%2C%20as,according%20to%20this%20exponential%20equation.\" target=\"_blank\" rel=\"noreferrer noopener\">www1.grc.nasa.gov<\/a><a href=\"https:\/\/www1.grc.nasa.gov\/beginners-guide-to-aeronautics\/compression-and-expansion\/#:~:text=During%20the%20compression%20process%2C%20as,according%20to%20this%20exponential%20equation.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. Power Stroke<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\"><strong>Piston moves:<\/strong> Downward<\/li>\n\n\n\n<li class=\"\"><strong>Valves:<\/strong> Both valves closed<\/li>\n\n\n\n<li class=\"\"><strong>Process:<\/strong> The compressed air-fuel mixture is ignited by a spark plug. The resulting explosion forces the piston downward, generating power that is transferred to the crankshaft. \u00a0 <a href=\"https:\/\/byjus.com\/question-answer\/the-compressed-air-and-petroleum-mixture-is-ignited-by-the-spark-produced-by-the-spark\/#:~:text=This%20is%20known%20as%20the%20ignition%20stroke.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/byjus.com\/question-answer\/the-compressed-air-and-petroleum-mixture-is-ignited-by-the-spark-produced-by-the-spark\/#:~:text=This%20is%20known%20as%20the%20ignition%20stroke.\" target=\"_blank\" rel=\"noreferrer noopener\">1. The compressed air and petroleum mixture is ignited by the spark produced by the spark plug. This is known as . &#8211; BYJU&#8217;S <\/a><a href=\"https:\/\/byjus.com\/question-answer\/the-compressed-air-and-petroleum-mixture-is-ignited-by-the-spark-produced-by-the-spark\/#:~:text=This%20is%20known%20as%20the%20ignition%20stroke.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/byjus.com\/question-answer\/the-compressed-air-and-petroleum-mixture-is-ignited-by-the-spark-produced-by-the-spark\/#:~:text=This%20is%20known%20as%20the%20ignition%20stroke.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/byjus.com\/question-answer\/the-compressed-air-and-petroleum-mixture-is-ignited-by-the-spark-produced-by-the-spark\/#:~:text=This%20is%20known%20as%20the%20ignition%20stroke.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/byjus.com\/question-answer\/the-compressed-air-and-petroleum-mixture-is-ignited-by-the-spark-produced-by-the-spark\/#:~:text=This%20is%20known%20as%20the%20ignition%20stroke.\" target=\"_blank\" rel=\"noreferrer noopener\">byjus.com<\/a><a href=\"https:\/\/byjus.com\/question-answer\/the-compressed-air-and-petroleum-mixture-is-ignited-by-the-spark-produced-by-the-spark\/#:~:text=This%20is%20known%20as%20the%20ignition%20stroke.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/canadianboating.ca\/how-to-diy\/ask-andrew\/ask-andrew-suck-squeeze-bang-blow-the-case-for-compression\/#:~:text=The%20resulting%20explosion%20forces%20the,resulting%20in%20work%20being%20performed.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/canadianboating.ca\/how-to-diy\/ask-andrew\/ask-andrew-suck-squeeze-bang-blow-the-case-for-compression\/#:~:text=The%20resulting%20explosion%20forces%20the,resulting%20in%20work%20being%20performed.\" target=\"_blank\" rel=\"noreferrer noopener\">2. Ask Andrew: Suck Squeeze Bang Blow \u2013 The case for compression &#8211; Dev Canadian Boating <\/a><a href=\"https:\/\/canadianboating.ca\/how-to-diy\/ask-andrew\/ask-andrew-suck-squeeze-bang-blow-the-case-for-compression\/#:~:text=The%20resulting%20explosion%20forces%20the,resulting%20in%20work%20being%20performed.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/canadianboating.ca\/how-to-diy\/ask-andrew\/ask-andrew-suck-squeeze-bang-blow-the-case-for-compression\/#:~:text=The%20resulting%20explosion%20forces%20the,resulting%20in%20work%20being%20performed.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/canadianboating.ca\/how-to-diy\/ask-andrew\/ask-andrew-suck-squeeze-bang-blow-the-case-for-compression\/#:~:text=The%20resulting%20explosion%20forces%20the,resulting%20in%20work%20being%20performed.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/canadianboating.ca\/how-to-diy\/ask-andrew\/ask-andrew-suck-squeeze-bang-blow-the-case-for-compression\/#:~:text=The%20resulting%20explosion%20forces%20the,resulting%20in%20work%20being%20performed.\" target=\"_blank\" rel=\"noreferrer noopener\">canadianboating.ca<\/a><a href=\"https:\/\/canadianboating.ca\/how-to-diy\/ask-andrew\/ask-andrew-suck-squeeze-bang-blow-the-case-for-compression\/#:~:text=The%20resulting%20explosion%20forces%20the,resulting%20in%20work%20being%20performed.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. Exhaust Stroke<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\"><strong>Piston moves:<\/strong> Upward<\/li>\n\n\n\n<li class=\"\"><strong>Valves:<\/strong> Exhaust valve open, intake valve closed<\/li>\n\n\n\n<li class=\"\"><strong>Process:<\/strong> The piston moves upward, forcing the spent exhaust gases out of the cylinder through the open exhaust valve. \u00a0 <a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html\" target=\"_blank\" rel=\"noreferrer noopener\">1. Engine Mechanical Operation &#8211; Exhaust Stroke <\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html\" target=\"_blank\" rel=\"noreferrer noopener\">www.grc.nasa.gov<\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>To summarize:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\">The intake and compression strokes prepare the engine for combustion. \u00a0 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\">1. Four-stroke engine &#8211; Wikipedia <\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\">en.wikipedia.org<\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Four-stroke_engine\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li class=\"\">The power stroke produces the energy to drive the engine. \u00a0 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Internal_combustion_engine#:~:text=Power%20or%20working%20stroke%3A%20The,required%20to%20compress%20the%20charge\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Internal_combustion_engine#:~:text=Power%20or%20working%20stroke%3A%20The,required%20to%20compress%20the%20charge\" target=\"_blank\" rel=\"noreferrer noopener\">1. Internal combustion engine &#8211; Wikipedia <\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Internal_combustion_engine#:~:text=Power%20or%20working%20stroke%3A%20The,required%20to%20compress%20the%20charge\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Internal_combustion_engine#:~:text=Power%20or%20working%20stroke%3A%20The,required%20to%20compress%20the%20charge\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Internal_combustion_engine#:~:text=Power%20or%20working%20stroke%3A%20The,required%20to%20compress%20the%20charge\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Internal_combustion_engine#:~:text=Power%20or%20working%20stroke%3A%20The,required%20to%20compress%20the%20charge\" target=\"_blank\" rel=\"noreferrer noopener\">en.wikipedia.org<\/a><a href=\"https:\/\/en.wikipedia.org\/wiki\/Internal_combustion_engine#:~:text=Power%20or%20working%20stroke%3A%20The,required%20to%20compress%20the%20charge\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li class=\"\">The exhaust stroke removes the waste products. \u00a0 <a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html#:~:text=The%20purpose%20of%20the%20exhaust,preparation%20for%20another%20ignition%20cycle.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html#:~:text=The%20purpose%20of%20the%20exhaust,preparation%20for%20another%20ignition%20cycle.\" target=\"_blank\" rel=\"noreferrer noopener\">1. Engine Mechanical Operation &#8211; Exhaust Stroke <\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html#:~:text=The%20purpose%20of%20the%20exhaust,preparation%20for%20another%20ignition%20cycle.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html#:~:text=The%20purpose%20of%20the%20exhaust,preparation%20for%20another%20ignition%20cycle.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html#:~:text=The%20purpose%20of%20the%20exhaust,preparation%20for%20another%20ignition%20cycle.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html#:~:text=The%20purpose%20of%20the%20exhaust,preparation%20for%20another%20ignition%20cycle.\" target=\"_blank\" rel=\"noreferrer noopener\">www.grc.nasa.gov<\/a><a href=\"https:\/\/www.grc.nasa.gov\/www\/k-12\/airplane\/engexhs.html#:~:text=The%20purpose%20of%20the%20exhaust,preparation%20for%20another%20ignition%20cycle.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">This cycle repeats continuously, with each complete cycle producing one power stroke. \u00a0<a href=\"https:\/\/www.mech.kuleuven.be\/en\/tme\/thermotechnisch-instituut\/basisprincipes\/fourstroke#:~:text=The%20four%2Dstroke%20cycle%20is%20repeated%20continuously.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.mech.kuleuven.be\/en\/tme\/thermotechnisch-instituut\/basisprincipes\/fourstroke#:~:text=The%20four%2Dstroke%20cycle%20is%20repeated%20continuously.\" target=\"_blank\" rel=\"noreferrer noopener\">1. Four-stroke principle \u2014 Het Thermotechnisch Instituut &#8211; Departement Werktuigkunde &#8211; KU Leuven <\/a><a href=\"https:\/\/www.mech.kuleuven.be\/en\/tme\/thermotechnisch-instituut\/basisprincipes\/fourstroke#:~:text=The%20four%2Dstroke%20cycle%20is%20repeated%20continuously.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.mech.kuleuven.be\/en\/tme\/thermotechnisch-instituut\/basisprincipes\/fourstroke#:~:text=The%20four%2Dstroke%20cycle%20is%20repeated%20continuously.\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"noreferrer noopener\" href=\"https:\/\/www.britannica.com\/technology\/four-stroke-cycle\">Opens in a new window<\/a><a target=\"_blank\" rel=\"noreferrer noopener\" href=\"https:\/\/www.britannica.com\/technology\/four-stroke-cycle\">www.britannica.com<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">fourstroke cycle<\/p>\n\n<\/div>\n\t\t<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Quiz 1, Quiz 2, Quiz 3, Quiz 4 Next Unit Describe the working principle of the four stroke cycle.(10)<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"templates\/template-full-width.php","meta":{"nf_dc_page":"","footnotes":""},"class_list":["post-2392","page","type-page","status-publish","hentry"],"featured_image_src":null,"_links":{"self":[{"href":"https:\/\/svestudy.com\/index.php?rest_route=\/wp\/v2\/pages\/2392","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/svestudy.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/svestudy.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/svestudy.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/svestudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2392"}],"version-history":[{"count":5,"href":"https:\/\/svestudy.com\/index.php?rest_route=\/wp\/v2\/pages\/2392\/revisions"}],"predecessor-version":[{"id":9533,"href":"https:\/\/svestudy.com\/index.php?rest_route=\/wp\/v2\/pages\/2392\/revisions\/9533"}],"wp:attachment":[{"href":"https:\/\/svestudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2392"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}