Which of the following would not provide adequate hearing protection when operating a chassis dynamometer?

A. External ear muff, ANSI approved
B. Internal, sponge fiber
C. Internal, wax fiber
D. iPhone earphones, Apple approved


Answer: D

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In the accompanying figure, what happens when power is applied to the stator?

What will be an ideal response?

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If an RC integrator uses a 47?F capacitor, a 12 k? resistor and a square wave input with a frequency of 200 kHz, its approximate output is ________

A) a square wave with a frequency of 100 kHz B) a near dc voltage of about half the peak square wave voltage C) a square wave with a frequency of 200 kHz D) 0 V

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What is a zero-energy state?

A. When there is no active power B. When the electrical power is turned off C. When there is no latent power D. Both a and c are correct

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Headroom is the vertical distance measured from the tread nosing to a wall or floor above the stairs.

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

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