engineering recuitment ICAR Technician 2021 Mock Test (Re-Exam) Physics Magnetism and Maxwell's Equations Magnets
Two magnetic poles A and B are placed at a certain distance from each other. If the pole strength of magnetic pole A is reduced to half, then find the ratio of the magnetic force on pole A to pole B.
1
1 : 1
2
1 : 2
3
2 : 1
4
None of these