JEE MainPhysicsCurrent ElectricityNumerical+4 / −1
First, a set of n equal resistors of 10 each are connected in series to a battery of emf 20V and internal resistance 10 . A current I is observed to flow. Then, the n resistors are connected in parallel to the same battery. It is observed that the current is increased 20 times, then the value of n is ............... .
Numerical answer
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