A bar magnet of length 10 cm and having the pole strength equal to 10-3Wb is kept in a magnetic field having magnetic induction (B) equal to 4π x 10-3T. It makes an angle of 30o with the direction of magnetic induction. The value of the torque acting on the magnet is
see full answer
High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET
🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya
a
2π x 10-7 Nm
b
2π x 10-5 Nm
c
0.5 Nm
d
0.5 x 102 Nm
answer is A.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
Torque, τ = MB sinθ= 0.1 x l0-3 x 4π x10-3 x sin30o =10-7 x4π x 12= 2π x l0-7 N m