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A potential difference of 5 V is used to produce a current of 4 A for 4 hours through a ...

A potential difference of 5 V is used to produce a current of 4 A for 4 hours through a heating coil.
What is the heat produced?

A. 80J
B. 4.8 kJ
C. 20 J
D. 4800kJ





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