One hertz (Hz) is equivalent to:

A) One thousand cycles per minute. B) One cycle per minute.
C) One thousand cycles per second. D) One cycle per second.


D

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Technician A says that EHI pressure at the beginning of an injection pulse should be closely equivalent to rail pressure. Technician B says that EHI pressure at the end of an injection pulse will have dropped off significantly. 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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Technician A says that an EHI with a piezo actuator is capable of breaking up a single injection cycle into up to 7 separate pulses. Technician B says that during a CR EHI multipulse injection cycle, the pressure rises through each successive pulse.  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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How many cycles per second is the frequency of your local AM radio station?

What will be an ideal response?

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 Technician A says double-wall steel brake tubing is the only type of tubing approved for brake lines. Technician B says to use 100 percent copper tubing as a replacement. Who is correct?

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

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