In a rafter-framed roof, the ____ line is an imaginary line along which all roof dimensions are taken.

A. measuring
B. dimension
C. chord
D. ridge


Answer: A

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An electric motor with an efficiency of 73 percent drives a water pump. What input power is required of the motor (in kilowatts) to pump 21 725 gals of water from a lake to a storage tank 65 ft above the lake surface in 4.0 hours?

What will be an ideal response?

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A measure of the probability, consequences, and exposure related to an event is referred to as _____

a. safety b. evaluation c. risk d. hazard

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It is the responsibility of the leadperson to ensure that everyone is wearing the proper PPE at all times

Answer the following statement true (T) or false (F)

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Carry the answer to two decimal places. What is the net price of a 2-pole, 400-ampere, 230-volt enclosed entrance switch if it has a list price of $287 with successive discounts of 48% and 2%?

Fill in the blank(s) with the appropriate word(s).

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