Q.1.
What is the magnetic field inside a pipe?
Q.2.
Which law can ampere’s circuital be derived from?
Q.3.
The angle at which a charged particle moves through a magnetic field with a velocity, having zero magnetic force is 180o.
Q.4.
A wire of length L carrying current I is bent into a circle of one turn. The field at the centre of the coil is BA similar wire of length L carrying current I is bent into a square of one turn. The field at its centre is BThen
Q.5.
A large metal sheet carries an electric current along its surface. Current per unit length is λ. Magnetic field near the metal sheet is
Q.6.
A coil of diameter 0.2 cm is formed by a 6.m long wire and a current of 1 amp is passed in it. The magnetic induction at its centre will be
Q.7.
Find the Maxwell law derived from Ampere law.