A long solenoid of `N` turns has a self-induced `L` and area of cross-section A. When a current `i` flows through the solenoid, magnetic field inside it has magnitude `B` . The current `i` is equal to

A solenoid 60 cm long has two layers of 300 turns each.The radius of cross section of the solenoid is 1.5 cm. If the current flowing through the solenoid is 5A.Find the magnitude of magnetic induction inside the solenoid fair from the ends .

You are given a solenoid of length 'l', number of turns per unit length 'n' and area of cross-section A. When a current 'I' passes through it, a. What is the total magnetic flux through the solenoid? b. What is the self inductance of the solenoid? c. How does the value of self inductance get affected if some material of high relative permeability is filled inside the solenoid?

A long solenoid has n turns per metre and current IA is flowing through it. The magnetic field induciton at the ends of the solenoid is

You are given a solenoid of length'l', number of turns per unit langth.'n' and area of cross section A.When a current'I' passes through it.What is the self- inductance of the solenoid?

You are given a solenoid of length'l', number of turns per unit langth.'n' and area of cross section A.When a current'I' passes through it.What Is the total magnetic flux through the solenoid?

A long solenoid has 800 turns per metre length of solenoid A current of 1.6 A flow through it. The magnetic induction at the end of the solenoid on its axis is

Current flowing through a long solenoid is varied. Then, magnetic flux density of the magnetic field inside it varies :