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A battery of emf 3 V and internal resustance 0 20 Q us connected across an external resistance of R. If 2 5 A current flows un the circut, find the value of R (in) voltage drop across R (n) power supplsed by the battery (iv) power output of the battery |
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Answer» you DOUBLE the load resistivity then the current will be divided by 2 (I=U/R) ... resistance of 0.20 Ohm. A variable resistance R is connected ACROSS the battery.BTW gud MONIE!! |
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