Which of the following is the threshold at which a power source is considered high voltage in the context of safety?

a. 120V
b. 240V
c. 480V
d. 600V


d. 600V

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An analog signal that is used to control a device that has a direct influence on the process being controlled is called the control variable (CV), or ____________________.

What will be an ideal response?

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How does bonsai planting differ from miniature or dish gardening?

What will be an ideal response?

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A technician pushes a 50 lb box 4 feet in 2 seconds. The rate of work is:

A) 200 ft lbs/2 s= 100 ft lbs/s. B) 4 ft lbs. C) 50 lbs × 4 feet = 200 ft lbs. D) 50 pounds.

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A resistor with a color banding of orange (3 ), yellow (4 ), red (2 ) and silver would have a value of:

A) 34000 ohms with a 5% tolerance. B) 342 ohms with a 10% tolerance. C) 24000 ohms with a 10% tolerance. D) 3400 ohms with a 10% tolerance.

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