What event begins the effective stroke in a port helix metering injection pump?

A. port opening
B. port closure
C. delivery valve opening
D. delivery valve closure


Answer: B

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While having a discussion, Technician A says that the bounce test only checks the first stage of shock absorber operation. Technician B says that failure in the second or third stage valves would be evident from this test. Who is correct?

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

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Which of the following is considered livestock production data?

a. litter size c. year-old weight b. carcass data d. all of the above

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If regular-grade gasoline is used in an engine designed for premium gasoline, what might result?

A) Reduced fuel economy B) Reduced engine power C) Both A and B D) Neither A nor B

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The ____ refers to the response time of the instruments in a control loop.

A. time lag B. dynamic response C. dead time D. pure lag

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