Questions
The magnetic needle of a tangent galvanometer is deflected at an angle .The horizontal component of earth's magnetic field is along the plane of the coil. The magnetic induction produced by the coil at its center is
detailed solution
Correct option is B
B=BHtanθ=0.34 x 10-4 tan30o=1.96 x 10-5 T;where tan300 = 13Talk to our academic expert!
Similar Questions
A bar magnet of length 10 cm and having the pole strength equal to is kept in a magnetic field having magnetic induction (B) equal to . It makes an angle of with the direction of magnetic induction. The value of the torque acting on the magnet is
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