____ in a drill motor are located at the front and rear of the motor armature and at the spindle chuck.
A. Brushes
B. Grinders
C. Gears
D. Bearings
Answer: D
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The air produced by the combustion fan motor causes the arc to be blown in a ____ shape.
a. horseshoe b. star c. ring d. donut
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____ transmissions are performed in bus topology networks.
A. unicast B. multicast
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How does the magnetic field change around a conducting wire if the current increases?
A) The field grows weaker. B) It is impossible to predict. C) The field grows stronger. D) There is no magnetic field around a conducting wire.
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What voltage will be measured at terminal? "C" as? shown?
A. 0.5 volts B. 4.5 volts C. 12 volts
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