Question #70149
A battery has an internal resistance of 0.30 Ω. The potential difference between its terminals is 1.48 V when a current of 0.20 A is being drawn from it.
a) What is its e.m.f.?
b) What is the power rating of a television receiver that uses 270,000 Joules to operate for 1.5 hours?
1
Expert's answer
2017-09-18T15:23:06-0400
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