Question

(a) Write the special name given to the coil AB which has many circular turns of insulated copper wire.
(b) State the nature of magnetic field inside AB when a current is passed through it.​

Answer 1

$\huge\mathfrak\blue{Answer:-}$

a)Electromagnet

B)Magnetic field is constant

Answer 2

Answer:

a)Electromagnet

B)Magnetic field is constant