Just after two identical point charges are released when they are a distance d apart in outer space, they have an acceleration a. if you release them from a distance d/2 instead, their acceleration will be?
a) a/4 b) a/2 c) 2a d) 4a

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.

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