An engine exhibits a low, steady vacuum reading. This could indicate _____.

A. a stuck valve
B. an improper ignition timing
C. plugged exhaust
D. bad compression rings


Answer: B

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During the landscape analysis, the landscape architect should determine factors such as the quality of the topsoil and subsoil, and the condition of the lawn areas

Indicate whether the statement is true or false

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The Social Security Act of 1935 provided all of the following EXCEPT

A. unemployment insurance. B. old-age pensions. C. economic provisions for the blind and disabled. D. support for the blind and physically handicapped. E. health care for the poor.

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Cruise control systems use what type of actuator?

A) Vacuum motor B) Stepper motor C) Either A or B D) Neither A nor B

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When troubleshooting a heat pump room thermostat, a jumper placed across sub-base terminals R and Y

will energize the _____. a. reversing valve b. indoor fan relay c. compressor contactor d. electric heaters

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