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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Consider a simple circuit shown in figure stands for a variable resistance R’. R’ can vary from R0 to infinity, r is internal resistance of the battery (r <<R<<R’). (a) Potential drop across AB is nearly constant as R’ is varied.

Consider a simple circuit shown in figure stands for a variable resistance R’. R’ can vary from R0 to infinity, r is internal resistance of the battery (r <<R<<R’). (a) Potential drop across AB is nearly constant as R’ is varied.

Consider a simple circuit shown in figure stands for a variable resistance R’. R’ can vary from R0 to infinity r is internal resistance of the battery (r <<R<<R’). (a) Potential drop across AB is nearly constant as R’ is varied.