What is the cofunction of the complement of cos 22o?

A. cos 22o
B. cos 68o
C. sin 68o
D. sin 22o


Answer: C

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Technician A says that a system should be evacuated for twice as long if the vacuum pump will only pull it down to 20"Hg. Technician B says that the system might have a leak in it if it will not pull down into a deep vacuum. Who is correct?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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List three devices used to remove the start winding from the circuit after the motor has started.

What will be an ideal response?

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Cite the characteristics of aluminum that are responsible for cold starts and craters when welding.

What will be an ideal response?

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A lap joint is used mainly on closed sections, such as rocker panels, A- and B-pillars, and rails.

Answer the following statement true (T) or false (F)

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