If an inductor, resistor and switch are connected in series to a 12 V battery, what is the magnitude of the inductor's voltage at the instant that the switch is closed?

A) 12 V B) 4 V C) 0 V D) 6 V


A

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? Identify and state the historical significance of republican motherhood.

What will be an ideal response?

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While pressure testing an isolated Cummins charge air cooler (CAC), the pressure drops from 30 psi to 25 psi in 15 seconds. Technician A says that the CAC is leaking air. Technician B says that the pressure drop-off is within specification and the CAC can be returned to service. Who is correct?

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

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What kind of check valve would you find in the air conditioner in a 20-year-old-home?

A) A check valve that uses a steel ball B) A check valve made of plastic C) A check valve that has a disk and a spring D) A check valve that is inside the metering device

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The level is also commonly known as a __________ level or __________ level. This tool is designed to indicate whether a surface, pipe, duct section or other system component is level or plumb. __________ simply means at the same height from side to side, while __________ indicates something that is perfectly vertical. This is accomplished by using a slightly curved glass tube which is filled with a yellow liquid, usually __________.

What will be an ideal response?

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