3. Two balls carrying charges *7 C and -5 C attract each other with a force F. If a charge - 2 pc is added to both, the force between them will be:- F (2) the (1) F (3) 2F (4) zero

3. Two balls carrying charges *7 C and -5 C attract each other with a

1.	3. Two balls carrying charges *7 C and -5 C attract each other with a force F. If a charge - 2 pc is added to both, the force between them will be:- F (2) the (1) F (3) 2F (4) zero
Answer» The MAGNETIC force is PROPORTIONAL to q and to the magnitude of the vector cross product v × B. In terms of the angle ϕ between v and B, the magnitude of the force equals qvB sin ϕ. An interesting result of the LORENTZ force is the MOTION of a charged particle in a UNIFORM magnetic field.

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3. Two balls carrying charges *7 C and -5 C attract each other with a force F. If a charge - 2 pc is added to both, the force between them will be:- F (2) the (1) F (3) 2F (4) zero​

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3. Two balls carrying charges *7 C and -5 C attract each other with a force F. If a charge - 2 pc is added to both, the force between them will be:- F (2) the (1) F (3) 2F (4) zero