Class 2 AC power supplies between 30V-150V may operate at a maximum of __________.

A. 5mA
B. 50mA
C. 500mA
D. They are not allowed to operate above 30V


A. 5mA

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Historical load-bearing masonry structures were designed with the assumption that _________.

A) all wind loads on the building were resisted by exterior walls only, with no structural interaction between them. B) both interior and exterior walls resisted wind loads. C) interior and exterior walls and floor and roof diaphragms resisted wind loads collectively. D) all wind loads on the building were resisted by exterior walls only, and in doing so, they interacted with each other structurally. E) none of the above.

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Given the cobweb adjustment to price and quantity in the market below, which of the following statements is most correct?



A) The price in 2013 would fall to $85.
B) The price in 2013 would fall to $30.
C) The producer's decision in 2013 is to supply 100 units of output.
D) None of the above.

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Technician "A" says that a spray pond and an evaporative condenser are exactly the same. Technician "B" says that an evaporative condenser depends on the vaporization of spray water for economical operation. Which of the following statements is correct?

A. Technician "A" is correct. Technician "B" is correct. B. Technician "A" is correct. Technician "B" is incorrect. C. Technician "A" is incorrect. Technician "B" is correct. D. Technician "A" is incorrect. Technician "B" is incorrect.

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Technician A says that when performing a full factory replacement of the B pillar, the outer roof panel must also be replaced. Technician B says the best location for the seams when replacing a B pillar may be dictated by the vehicle manufacturer. Who is correct?

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

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