The coil in a MCG has an area of `4cm^(2)` and `500` turns. The intensity of magnetic induction is `2T`. When a current of `10^(-4)A` is passes through it, the deflection is `20^(@)`. The couple per unit twist is `(N-m)`

The area of the coil in a moving coil galvanometer is 15cm^(2) and has 20 turns. The magnetic induction is 0.2T and the couple per unit twist of the suspended wire is 10^(-6) Nm per degree. If the deflection is 45^(@) , the current passing through it is

The area of the coil in a moving coil galvanometer is 16 cm^(2) and has 20 turns. The magnetic induction is 0.2T and the couple per unit twist of the suspended wire is 10^(-6) Nm per degree. If the deflection is 45° calculate the current passing through it.

The area of the coil in a moving coil galvanometer is 16 cm^2 and has 20 turns. The magnetic induction is 0.2T and the couple per unit twist of the suspended wire is 10^(-6) Nm per degree. If the deflection is 45^@ calculate the current passing through it

The area of the coil in a moving coil galvanometer is 16 cm^(2) and has 20 turns. The magnetic induction is 0.2T and the couple per unit twist of the suspended wire is 10^(-6) Nm per degree. If the deflection is 45° calculate the current passing through it.

A rectangular coil of area 2.5cm x 1.5cm has 100 turns. When a current of 2mA is passed through it, the deflection is 30° , The couple per unit twist of the suspended wire is 1.44 x 10^-4Nm/rad. The magnetic induction is nearly

A rectangular coil of area 2.5cm x 1.5cm has 100 turns. When a current of 2mA is passed through it, the deflection is 30° , The couple per unit twist of the suspended wire is 1.44 x 10^-4Nm/rad. The magnetic induction is nearly

A rectangular coil of wire of area 400cm^(2) contain 500 turns. It is places in a magnetic field of induction 4xx10^(-3)T and it makes an angle 60^(@) with the field. A current of 0.2A is passed through is. The torque on the coil is

The coil of a moving coil galvanometer has 1000 turns each of area 3 xx 10^(-4)m^(2) . Its suspension fibre has restoring torque of 2 xx 10^(-4)N-m per degree and the radial magnetic field of induction 0.08 Wb/m. If a current of 10 µA is passed through it, then the deflection produced is