MDE 17 Q2

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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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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

D) Use a higher-viscosity oil

C) Improve the cooling system to manage oil temperature

A) Increase the speed of the input shaft

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

D) Excessive vibration and potential damage

B) Increased fluid coupling efficiency

C) Enhanced cooling of the coupling fluid

A) Improved torque transmission

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

B) Improved overall system reliability

A) Decreased risk of cavitation

C) Greater risk of fluid overheating and damage

D) Reduced wear and tear on the impellors

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

B) It has no effect on the life expectancy

D) It doubles the life expectancy by reducing operational stress

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

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

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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?

B) Increased efficiency of power transfer

A) Improved torque transmission

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?

D) It will double the 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

C) It will have no effect on torque transmission capability

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

D) Increased fluid efficiency due to better alignment

B) Decreased operational efficiency due to uneven torque distribution

A) Increased operational efficiency due to balanced load

C) No change in operational efficiency

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