A circular coil of radius `10 cm "and" 100` turns carries a current 1A. What is the magnetic moment of the coil?

A circular coil of radius 10 cm and 100 turns carries a current 1 A. What is the magnetic moment of the coil ?

A circular coil of radius 'r' having N turns carries a current ''I''. What is its magnetic moment ?

A 100 turn closely wound circular coil of radius 10 cm carries a current a 3.2 A. What is the magnetic moment of this coil ?

A circular coil of radius 5 cm and has 50 turns carries a current of 3 ampere. The magnetic dipole moment of the coil is

A circular coil of radius 10 cm having 100 turns carries a current of 3.2 A. The magnetic field at the center of the coil is