Which type of braking system relies on brake shoes and pads?

a. Static braking
b. Dynamic braking (DC electric braking)
c. Dynamic braking (AC drives)
d. Friction braking


d. Friction braking

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The most obvious example of the importance of timing involves

What will be an ideal response?

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For the most accurate superheat calculation _____________________________.

a. Take the suction pressure reading at the service valve and deduct 2 psig. b. Take the suction pressure reading where the suction line temperature is taken. c. Add 2 psig to the suction pressure. d. Use a pocket thermometer to check line temperature at the TEV bulb.

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Because concrete is heavy, doing stretching exercises before working with it will help prevent _____

a. sore arms b. leg cramps c. strains and sprains d. bruises

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All flux-cored wires can be used in all positions

Indicate whether the statement is true or false

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