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power of a cell

power of  a cell

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Grade:12th pass

1 Answers

Nirmal Singh.
askIITians Faculty 44 Points
8 years ago
Power of bulb P = 4.5 V
Voltage in bulb = 1.5 V

Current in the bulb i will be equla to 2E / 9

2E /9 = P / V

E = 9P/2V
E = 9*4.5/2*1.5

E = 13.5 V

Regards
Nirmal Singh
Askiitians Faculty

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