MDE 20 Q2

1 / 10

Question 4:
Which technique is used to assess the noise generated by main reduction gearing and diagnose potential faults?

C) Vibration analysis

A) Acoustic emission testing

D) Visual inspection

B) Oil analysis

2 / 10

Question 1:
Why should lubricating oil be supplied to the main reduction gearing before it starts rotating?

A) To ensure proper gear alignment

C) To provide initial lubrication and reduce wear

D) To cool the gears before operation

B) To prevent gear tooth corrosion

3 / 10

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

B) Vibration analysis

A) Oil analysis

D) Thermography

C) Ultrasonic testing

4 / 10

Question 3:
What could be a consequence of not supplying lubricating oil before the main reduction gearing starts rotating?

C) Accelerated gear wear and damage

D) Improved gear alignment

A) Increased energy efficiency

B) Reduced gear noise

5 / 10

Question 2:
What is a primary reason for pre-lubricating the main reduction gearing before it rotates?

B) To ensure smooth gear engagement

C) To increase gear tooth hardness

D) To prevent gear tooth chipping

A) To flush out contaminants

6 / 10

Question 2:
Which condition monitoring technique involves analyzing the lubricant for signs of wear particles and contamination?

A) Visual inspection

C) Thermography

B) Oil analysis

D) Ultrasonic testing

7 / 10

Question 4:
How does supplying lubricating oil before rotation help with the temperature management of the main reduction gearing?

B) By dissipating heat generated during initial contact

D) By preventing oil foaming

C) By improving the gear tooth hardness

A) By increasing the gear temperature gradually

8 / 10

Question 5:
What is the purpose of using ultrasonic testing in the condition monitoring of main reduction gearing?

B) To detect internal defects or cracks

D) To assess temperature variations

C) To analyze vibration patterns

A) To measure lubricant viscosity

9 / 10

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

B) Ultrasonic testing

C) Thermography

D) Oil analysis

A) Vibration analysis

10 / 10

Question 5:
Which of the following is NOT a benefit of supplying lubricating oil to main reduction gearing before it rotates?

D) Minimizing initial friction

C) Improving gear tooth profile

B) Reducing startup noise

A) Preventing metal-to-metal contact

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