Next we will examine the behavior of the hand-cranked electric motor. (k) We turn the crank of the electric motor withou
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Next we will examine the behavior of the hand-cranked electric motor. (k) We turn the crank of the electric motor withou
Next we will examine the behavior of the hand-cranked electric motor. (k) We turn the crank of the electric motor without the light bulb connected to the circuit. What happens? Note how difficult it is to turn the crank. nothing; it grinds along (1) Next we connect the light bulb. Compare turning the crank with a light bulb to turning the crank without a light bulb. Which is more difficult? When its not connected. (m) This type of motor generates alternating current. What, precisely, is alternating?
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