MDE 21 End of Unit Quiz

MDE 21

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Question 1:
What is a common characteristic of a V-type engine with a "cross-plane" crankshaft arrangement?

B) The crankshaft has offset throws to balance the engine.

C) The crankshaft is positioned perpendicular to the cylinder banks.

A) The crankshaft is placed parallel to the cylinder banks.

D) The engine has a single plane crankshaft.

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Question 6:
What is the role of the hydraulic fluid in a simple hydraulic governor?

B) To transmit force from the flyweights to the throttle mechanism

C) To cool the engine during operation

D) To measure engine speed

A) To lubricate the engine components

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Question 3:
What component in a simple hydraulic governor adjusts the fuel flow based on engine speed?

B) Hydraulic pump

D) Pressure regulator

C) Throttle valve

A) Centrifugal flyweights

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Question 4:
Which of the following is a common advantage of an in-line engine over a V-type engine?

B) More complex maintenance

D) Simplicity in design and construction

A) Better fuel efficiency

C) More compact design

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Question 4:
What is a key advantage of a flat-plane crankshaft in a V-type engine?

D) Increased fuel efficiency

B) Better engine smoothness at high RPMs

A) Increased torque at low RPMs

C) Reduced engine weight

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Question 3:
Which engine configuration is more likely to have a smoother operation and reduced vibration?

A) In-line engine

B) V-type engine

D) Neither is smooth

C) Both have the same level of vibration

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Question 6:
In a V-type engine with a cross-plane crankshaft, which of the following is a notable design feature?

D) Crankshaft is positioned at a 90-degree angle to the cylinder banks

A) Crankshaft has a single plane arrangement

B) Crankshaft throws are arranged at 90-degree intervals

C) Crankshaft has a straight design without offsets

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Question 2:
Which engine type typically offers a more compact design compared to the other?

D) Neither is compact

A) In-line engine

C) Both have the same compactness

B) V-type engine

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Question 2:
In a V-type engine with a "flat-plane" crankshaft arrangement, how is the crankshaft designed to achieve balance?

A) The crankshaft has evenly spaced throws to balance the engine.

B) The crankshaft is equipped with counterweights to reduce vibration.

D) The crankshaft uses uneven spacing of throws to achieve balance.

C) The crankshaft is positioned at a 45-degree angle to the cylinder banks.

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Question 6:
In which engine configuration would you typically find the crankshaft positioned between the two rows of cylinders?

B) V-type engine

A) In-line engine

D) Neither type of engine

C) Both types of engines

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Question 2:
How does a simple hydraulic governor detect changes in engine speed?

A) By measuring the oil pressure in the hydraulic system

D) By checking the temperature of the engine coolant

B) By sensing the position of the throttle lever

C) By monitoring the centrifugal force generated by a flyweight mechanism

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Question 1:
What is a key characteristic that differentiates a V-type engine from an in-line engine?

D) The number of valves per cylinder

C) The engine's cooling system

B) The type of fuel used

A) The arrangement of the engine's cylinders

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