Question

A cell of e.m.f 'E' and internal resistance 'r' sends a current of 1.0 A when it is connected to an external resistance of 1.9 ohm. But it sends a current of 0.5 A when it is connected to an external resistance of 3.9 ohm. Calculate the values of E and r

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Answer 1

Answer:

r= 0.1 ohm & E =2 V

Explanation:

Answer 2

Answer:

I don't want to be in any kind of relation with her in any situation I left every online platform and also leaving brainly today ....BYE FOREVER.. according to all these I can't score very good in JEE mains Feb exam so I can't do all these any more sorryyyyyyy.