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KEAM 2020 Physics and Chemistry Solved Paper

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Question : 59

Total: 120

The power in an electrical circuit for a current of 5 ± 0.4A and voltage 10 ± 0.2 V is measured at 10% error. To measure the power at 5% error the current should be measured at an error of

5%
2%
10%
3%
4%

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