defence exam Army Havildar SAC Mock Test Series 2025 Physics Electric Charges and Coulomb's Law Forces between Multiple Charges
Two charges q1 and q2 are placed as shown in the figure.The force exerted by q1 on q2 is F12. When a new charge q3 is brought nearby, the magnitude of F12 will be
1
3 times greater
2
reduces to half
3
same
4
increases