A beam clamp should be replaced if its jaw opening exceeds its normal opening by more than _____.
a. 1 percent
b. 5 percent
c. 10 percent
d. 15 percent
Answer: D
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Which of the following is a characteristic of DC power?
A. Polarity is fixed. B. Voltage varies during cycles. C. It is difficult to measure. D. Voltage can be stepped up or down by a transformer.
A(n) ____ is used for installations where heavy loads are used infrequently or where it is apparent that future demand may require additional loading.
A. autotransformer B. instrument transformer C. tapped transformer D. buck-boost transformer
Which type of port fuel injection groups the injectors into two groups, with each group firing once per crankshaft revolution?
A) Simultaneous double fired B) Sequential fired C) Throttle body injection D) Gang double fired
The liquid line temperature is used to determine the ____ of a condenser.
A. superheat B. lowside pressure C. suction pressure D. subcooling