Current Electricity — JEE Main 2019 · 8 Apr, Evening shift · Q6427 · Alror
Current Electricity
JEE Main 2019 · 8 Apr, Evening shift · Q6427
PhysicsEasy226×since 2002Q6427
A cell of internal resistance r drives current
through an external resistance R. The power
delivered by the cell to the external resistance
will be maximum when :-