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AB is a uniform wire of …

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AB is a uniform wire of resistance 15 ohm and length 1m. It is connected to a cell E1 of emf 2V and neglible internal resistance and a resistance R. The balance point with another cell E2 of emf 75mV is found at 30 cm from end A . Calculate the value of R.

Posted by Jasnoor Kaur 7 years, 10 months ago

CBSE > Class 12 > Physics

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