The coild of a galvanometer consists of 100 turn and effective area `1 cm^(2)`. The restoring couple is `10^(-8) n-m//rad`. The magnetic field between the pole pieces `5` tesla. The current sensitivty per micro ampere.

The coil of galvanometer consists of 80 turns and effective area of 5 cm^(2) . The restoring couple is 10^(-8) Nm//radian. The magnetic field between the pole pieces is 5 T. The current sensitivity of this galvanometer is

The coil of galvanometer consists of 80 turns and effective area of 5 cm^(2) . The restoring couple is 10^(-8) Nm//radian. The magnetic field between the pole pieces is 5 T. The current sensitivity of this galvanometer is

A moving coil galvanometer has a coil with 175 turns and area 1 cm^(2) . It uses a torsion band of torsion constant 10^(-6) N-m//rad . The coil is placed in a magnetic field B parallel to its plane. The coil deflects by 1^(@) for a current of 1 mA. The value of B (in Tesla) is approximately.

A moving coil galvanometer has N numbr of turns in a coil of effective area A , it carries a current I . The magnetic field B is radial. The torque acting on the coil is

A moving coil galvanometer has N numbr of turns in a coil of effective area A , it carries a current I . The magnetic field B is radial. The torque acting on the coil is

An AC generator consists of a coil of 100 turns and area 5 m^2 rotating at an angular speed of 60 rad/s in a uniform magnetic field B =0.5 T between two fixed pole pieces. Find the peak value of voltage drawn from generator.