Two concentric coil each of radius equal to 2`pi` cm are placed at right angles to each other. 3 A and 4 A are the currents flowing in each coil, respectively. The magnetic induction in `Wb//m^(2)` at the centre of the coils will be `(mu_(0)=4pixx10^(-7)Wb//A-m)`

Two concentric coils each of radius equal to 2 pi cm are placed at right angles to each other 3 ampere and 4 ampere are the currents flowing in each coil respectively. The magnetic induction in weber//m^(2) at the centre of the coils will be ( mu_(0) = 4 pi xx 10^(-7) Wb// A.m)

Two concentric coils each of radius equal to 2 pi cm are placed at right angles to each other 3 ampere and 4 ampere are the currents flowing in each coil respectively. The magnetic induction in weber//m^(2) at the centre of the coils will be ( mu_(0) = 4 pi xx 10^(-7) Wb// A.m)

Two similar circular loops of radius R are lying concentrically with their planes at right angles to each other. The currents flowing in them are I and Isqrt(3) respectively. The magnetic field at the centre of the coil is

Two similar coils of radius R are lying concentriclaly with their planes at right angels to each other. The currents flowing in them are I and 2I respectively. The resulant magntic field induction at the centre will be

Two similar coils each of radius r and no. of turns n are lying concentrically with their planes at right angle to each other. The currents folowing in them are 1 A and sqrt3A respectively. What is the magnetic field at centre of the coils ?

Two concentric coils of 10 turns each are placed in the same plane. Their radii are 20 cm and 40 cm and carry 0.2 A and 0.3 A current respectively in opposite directions. The magnetic induction (in tesla) at the centre is

Two coils of wires A and B are mutually at right angles to each other as shown in the figure. If the current in one coil is changed, then in the other coil

Two concentric circular coils of ten turns each are situated in the same plane. Their radii are 20 and 40 cm and they carry respectively 0.2 and 0.3 ampere current in opposite direction. The magnetic field in Wb//m^(3) at the centre is

A current of 0.1 A circulates around a coil of 100 turns and having a radius equal to 5 cm . The magnetic field set up at the centre of the coil is ( mu_(0)=4pixx10^(-7) weber/amper-metre)

Two coils X and Y are placed in a circuit such that when the current changes by 2 A in coil X. The magnetic flux changes by 0.4 Wb in Y. The value of mutual inductance of the coils is