A motor with four stator poles will rotate at __________ a two-pole motor when the applied frequency is 60 Hz.
A. half the speed of
B. twice the speed of
C. the same speed as
Answer: A
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Un transformador tiene 200 vueltas en el primario, 150 vueltas en el secundario y 120VAC aplicados al primario. El voltaje en el secundario es:
a. 90V. b. 100V. c. 110V. d. 120V
?Reverse is accomplished in a manual transmission by the use of an _______________ _______________ brought into mesh with two other gears.
Fill in the blank(s) with the appropriate word(s).
Technician A says that the dash or steering column mounted, hand control valve actuates the tractor service brakes without applying the trailer brakes. Technician B says that the hand control valve sources its air from the tractor secondary circuit when functioning normally. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
This type of analog to digital converter uses a series of comparators at the input
A) reference converter B) flash method C) sampler D) encoder