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Sahay Sir > Question Answers > Arihant Physics by D.C Pandey > Volume 2 > Chapter 3 - Current Electricity > What is the drift velocity of electrons if the current flowing through a copper wire of 1 mm diameter is 1.1A? Assume that each atom of copper contributes one electron: (Given: density of Cu=9g/cm^3 and atomic weight of Cu=63)

What is the drift velocity of electrons if the current flowing through a copper wire of 1 mm diameter is 1.1A? Assume that each atom of copper contributes one electron: (Given: density of Cu=9g/cm^3 and atomic weight of Cu=63)

A solid cylinder whose radius is R rotates with a constant angular velocity ω. The potential difference between surface of cylinder and the axis is?