MDE 20 Q2

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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?

C) Ultrasonic testing

B) Vibration analysis

A) Oil analysis

D) Thermography

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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

A) Increased energy efficiency

D) Improved gear alignment

B) Reduced gear noise

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

A) Vibration analysis

B) Ultrasonic testing

C) Thermography

D) Oil analysis

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

C) Vibration analysis

B) Oil analysis

A) Acoustic emission testing

D) Visual inspection

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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

A) To measure lubricant viscosity

C) To analyze vibration patterns

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

C) To increase gear tooth hardness

B) To ensure smooth gear engagement

A) To flush out contaminants

D) To prevent gear tooth chipping

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

C) Improving gear tooth profile

A) Preventing metal-to-metal contact

B) Reducing startup noise

D) Minimizing initial friction

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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

A) By increasing the gear temperature gradually

C) By improving the gear tooth hardness

D) By preventing oil foaming

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

D) Ultrasonic testing

C) Thermography

A) Visual inspection

B) Oil analysis

10 / 10

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

D) To cool the gears before operation

A) To ensure proper gear alignment

C) To provide initial lubrication and reduce wear

B) To prevent gear tooth corrosion

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