MDE 20 End of Unit Quiz

MDE 20 End Of Unit Quiz

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Question 3:
One advantage of double helix gears is their effect on axial thrust. What is this effect?

D) Double helix gears produce varying axial thrust depending on load.

A) Double helix gears produce higher axial thrust.

B) Double helix gears produce lower axial thrust.

C) Double helix gears have no effect on axial thrust.

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Question 1:
Which of the following condition monitoring techniques is commonly used to assess the vibration levels of main reduction gearing?

A) Oil analysis

D) Thermography

C) Ultrasonic testing

B) Vibration analysis

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Question 3:
Which of the following methods can be used to detect heat build-up in the main reduction gearing?

B) Ultrasonic testing

A) Vibration analysis

D) Oil analysis

C) Thermography

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Question 3:
Which protective device in the lubricating oil system helps to prevent damage from excessive oil pressure?

D) Oil Cooler

C) Oil Filter

A) Oil Pump

B) Pressure Relief Valve

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Question 2:
After draining the contaminated oil from the gearbox, what should be done next?

A) Replace it with fresh, clean oil

D) Wait for the gearbox to dry naturally

C) Perform a visual inspection of the gearbox

B) Add a chemical treatment to neutralize the water

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Question 6:
Which of the following is a sign of gear tooth damage that should be noted during a gearbox inspection?

B) Cracks or chips on the gear teeth

D) Excessive vibration during operation

C) Discoloration of the gearbox oil

A) Rust on the external surface

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Question 5:
Regarding maintenance, which of the following is a disadvantage of double helix gears?

B) Less frequent maintenance required

D) No additional maintenance compared to single helix gears

A) Easier maintenance due to simplicity

C) More complex alignment and maintenance

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Question 4:
What advantage do helical gears have over spur gears in terms of operational noise?

B) Lower operational noise

A) Higher operational noise

C) Equal operational noise

D) No effect on operational noise

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Question 1:
Which of the following is an advantage of helical gear teeth over spur gear teeth?

B) Lower axial thrust

A) Higher noise levels during operation

D) Increased load capacity

C) Simpler manufacturing process

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Question 5:
In the block diagram of a lubricating oil system, which component is used to monitor and maintain the oil level?

C) Pressure Relief Valve

B) Oil Level Gauge

A) Oil Filter

D) Oil Cooler

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Question 6:
Which component in the lubricating oil system helps to separate air from the oil?

A) Oil Cooler

B) Air Separator

D) Pressure Relief Valve

C) Oil Pump

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Question 3:
How can you confirm that the gearbox has been properly cleaned and the contamination removed?

D) By conducting a thorough inspection and ensuring no water remains

B) By measuring the temperature during operation

A) By checking the oil level

C) By running the gearbox and inspecting for leaks

Your score is