Carry the answer to four decimal places. If A = 0.305 inch, C = 1.0425 inches, and D = 3.860 inches, find B.
Fill in the blank(s) with the appropriate word(s).
2.5125
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____________________, in which one receptacle is switched and the other is always on should be treated like switched outlets.
Fill in the blank(s) with the appropriate word(s).
An industrial selector switch would most often have:
A) double break contacts. B) a good dry circuit rating. C) a push button operator. D) more than three positions for the operator.
Which single-phase motor has the highest starting torque?
A. The split-phase motor B. The capacitor-start motor C. The capacitor-run motor D. The universal motor
A refrigeration system is operating with a vapor charged thermostatic expansion valve. The thermal bulb is sensing a suction line temperature that is higher than the temperature that allows liquid to be present in the bulb. Any additional increases in the evaporator load will ____.
A. increase the bulb pressure and cause the thermostatic expansion valve to open B. increase the evaporator pressure and cause the thermostatic expansion valve to close C. decrease the spring pressure and cause the thermostatic expansion valve to open D. have no effect on the position of the needle (pin) in the seat