_____ represents therateof using energy-that is, the amount of energy used over an interval of time.??
A. ?Pressure
B. ?Power?
C. ?Current?
D. ?Voltage?
Answer: B
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If you are not sure which filler metal to use, a good general rule is that a lower strength or grade can be used successfully, but a little stronger or higher grade seldom works.
Answer the following statement true (T) or false (F)
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Which of the following materials has the highest coefficient of heat transfer?
A. aluminum alloy B. cast iron C. cast iron alloy D. plastic
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CEC refers to carbon exchange capacity
Indicate whether the statement is true or false.
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In which stage of development are insects usually voracious eaters that damage plants or host animals?
a. Adult c. Egg b. Juvenile d. Larva
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