The force of attraction on Q by the north pole of first magnet is F. The force of attraction on the same charge by n the north pole of another magnet must be opposite to that of the first magnet. Thus, they concel the effect of one other and hence force on the charge Q is zero.
NEET UG 2010 — Physics Electromagnetism
2010mcqeasy
Two identical bar magnets are fixed with their centres at a distance d apart. A stationary charge Q is placed at P in between the gap of the two magnets at a distance D from the centre O as shown in the figure 
The force on the charge Q is
Official previous-year question
Held on 30 Apr 2010 · Verified 9 Jul 2026.
Options
- A
zero
- B
directed along OP
- C
directed along PO
- D
directed perpendicular to the plane of paper
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