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In the circuit shown, if the resistance  develops a heat of 42 J per second, heat developed in  must be about

 


Question ID - 151186 | Toppr Answer

In the circuit shown, if the resistance  develops a heat of 42 J per second, heat developed in  must be about

 

1 Answer - 5876 Votes

3537

Answer Key : (30) -

The simplified circuit is shown below

From figure,

But

Or               

Putting value of  in Eq. (i), we get

Therefore, heat dissipated across



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