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Ohm's Law
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A current of 5 ampere in a 50 ohm resistance produces a potential difference of:
a. 20 volt
b.
45 volt
c. 55 volt
d.
250 volt
Your answer "b" is not correct. "d" is the right answer.
E = I x R
= 5 x 50
= 250 volts.
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