Question Answers

Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Two cylindrical rod s of uniform cross sectional area A and 2 A, having free electrons per units volume 2n and n, respectively are joine in series. A current I flos through them in stady state. THen the ratio of drift velocity of free electron in left rod to drift velocity of electron in the right rod (VL/ Vr ) is

Two cylindrical rod s of uniform cross sectional area A and 2 A, having free electrons per units volume 2n and n, respectively are joine in series. A current I flos through them in stady state. THen the ratio of drift velocity of free electron in left rod to drift velocity of electron in the right rod (VL/ Vr ) is

calculate the current through 6 V battery . having free electrons per units volume 2n and n In the circuit shown ( figure ) Two cylindrical rod s of uniform cross sectional area A and 2 A