The ratio of field at the mid point & one end of an ideal solenoid is ....

The magnetic field at a point on the axis of a long solenoid having 5 turns per cm length when a current of 0.8 A flows through it is

Statement1: The magnetic filed at the ends of very long current carrying solenoid is half of that at the centre. Statement2: If the solenoid is sufficiently long, the field within it is uniform.

Statement1: The magnetic filed at the ends of very long current carrying solenoid is half of that at the centre. Statement2: If the solenoid is sufficiently long, the field within it is uniform.

The magnetic field inside a solenoid is-

The magnetic field along the axis of an air cored solenoid is B. The magnetic field energy density is

Statement-1 Magnetic field inside an ideal solonoid is uniform Statement-2 Magnetic field outside an ideal solonoid is zero Statement-3 Magnetic field at centre of an ideal solonoid is twice the magnetic field at the ends

A solenoid of length 50cm , having 100 turns carries a current of 2*5A . Find the magnetic field, (a) in the interior of the solenoid, (b) at one end of the solenoid. Given mu_0=4pixx10^-7WbA^-1m^-1 .

A: magnetic field is produced by moving charges(s). R: The magnetic field in the central region of a solenoid is uniform.

A copper rod AB-of length / pivoted at one end A, rotates at constant angular velocity omega , at right angles to a uniformn magnetic field of induction B. The emf, developed between the mid point of the rod and end B is

(a)Using Ampere's circuital law, obtain the expression for the magnetic field due to a long solenoid at a point inside the solenoid on its axis. (b )How is the magnetic field inside a given solenoid made strong?