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The Flow of Electrons as Electric Current

Two cells of ...

Question

Two cells of e.m.f 1.25 V , 0.75 V and each of internal resistance 1 ohm are connected in parallel. The effective voltage will be

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Solution

$W h e n t w o c e l l s a r e c o n n e t e d i n p a r a l l e l, t h e n E f f e c t i v e V o l t a g e, V = V 1 - V 2 = 1.25 - 0.75 = 0.5 V$

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