MDE 17 Q2

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Question 3:
What is a likely consequence of angular misalignment in a fluid coupling system in terms of efficiency?

A) Increased operational efficiency due to balanced load

B) Decreased operational efficiency due to uneven torque distribution

D) Increased fluid efficiency due to better alignment

C) No change in operational efficiency

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Question 1:
With reference to fluid couplings, what is a common effect of angular misalignment on the coupling performance?

B) Increased fluid coupling efficiency

A) Improved torque transmission

C) Enhanced cooling of the coupling fluid

D) Excessive vibration and potential damage

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Question 4:
To mitigate the effects of high oil temperature in a fluid coupling system, what action might be taken?

B) Reduce the flow rate of the cooling fluid

A) Increase the speed of the input shaft

C) Improve the cooling system to manage oil temperature

D) Use a higher-viscosity oil

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Question 2:
What is a potential consequence of increased oil temperature in a fluid coupling system?

C) Greater risk of fluid overheating and damage

D) Reduced wear and tear on the impellors

B) Improved overall system reliability

A) Decreased risk of cavitation

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Question 1:
With reference to fluid couplings, what is the primary effect of increased oil temperature on the performance of the coupling?

A) Improved torque transmission

B) Increased efficiency of power transfer

D) Enhanced cooling and lubrication

C) Reduced viscosity and potential slippage

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Question 3:
How might increased oil temperature affect the fluid coupling's torque transmission capability?

B) It will decrease torque transmission capability due to reduced fluid viscosity

A) It will increase torque transmission capability due to reduced fluid resistance

D) It will double the torque transmission capability

C) It will have no effect on torque transmission capability

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Question 2:
How does angular misalignment impact the life expectancy of a fluid coupling?

C) It decreases the life expectancy due to increased wear and tear

A) It increases the life expectancy due to better load distribution

D) It doubles the life expectancy by reducing operational stress

B) It has no effect on the life expectancy

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Question 4:
To correct angular misalignment in a fluid coupling system, what is a recommended action?

C) Increase the coupling speed

B) Adjust the alignment of the shafts to the manufacturer’s specifications

A) Increase the coupling fluid temperature

D) Replace the fluid coupling with a new one

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