Watch Physics > Magnetism and Matter Videos
Two short magnets with their axes horizontal to the magnetic meridian are placed with their centres 40 cm east and 50 cm west of magnetic needle. If the needle remains undeflected, the ratio of their magnetic moments is
(a) 4:5
(b) 16:25
(c) 64:125
(D) 2:
Concept Videos :-
#3 | Magnetic Dipole Moment & Field due to Bar Magnet
#4 | Superposition of Magnetic Field due to Bar Magnet
#5 | Field due to Short Bar Magnet
#6 | Torque Acting on Bar Magnet in Uniform Field
#7 | Work Done in Rotating Dipole in Field & PE
#8 | Oscillations of Bar Magnet in Uniform Field
#9 | Solenoid as Equivalent Bar Magnet
Concept Questions :-
Bar magnet
(3)
For null deflection
Difficulty Level:
Crack NEET with Online Course - Free Trial (Offer Valid Till September 22, 2019)