A) \[\frac{2(E-V)V}{R}\]
B) \[\frac{2(E-V)R}{E}\]
C) \[\frac{(E-V)R}{V}\]
D) \[(E-V)R\]
Correct Answer: C
Solution :
As, \[V=E-lr\] and \[I=\frac{E}{R+r}\] \[\Rightarrow \] \[r=\frac{(E-V)R}{V}\]You need to login to perform this action.
You will be redirected in
3 sec