A Simpson gear set contains two planetary gear sets that present which of the following situations?

A. They share a common ring gear.
B. They share a common sun gear.
C. They provide an add-on overdrive gear.
D. They share a common carrier.


Answer: B

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The horn of a vehicle equipped with a horn relay is blowing very weakly; its sound level is continuous but low in volume. Technician A says the horn relay contacts may have excessive resistance. Technician B says the horn switch may have high resistance. Who is correct?

A. Technician A only B. Technician B only C. Both Technician A and B D. Neither Technician A nor B

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What is the difference between sensible and latent cooling?

What will be an ideal response?

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Using steel piping in a refrigeration system that uses ammonia will prevent _____

a. fire b. explosion c. corrosion d. contamination

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