How much workdoes a DC motor accomplish when it moves a 400-pound weight a distance of 20 feet?

What will be an ideal response?


W = D ´ F = 20 ft. ´ 400 lbs. = 8000 ft.-lbs

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In some conventional fire alarm systems using a positive alarm sequence, alarm delay is usually adjustable for a period of up to _____.

a. three minutes b. four minutes c. five minutes d. six minutes

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In what type of stator, is one lead from each winding is connected to one common junction?

What will be an ideal response?

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What is the indication of a short to ground in the output of a driving gate?

A) Only the output of the defective gate is affected. B) The node is stuck in the LOW state. C) There is a signal loss to all load gates. D) The affected node will be stuck in the HIGH state.

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Express 922 minutes in degrees and minutes.

What will be an ideal response?

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