MHT CET Physics question

PhysicsElectric Charges and FieldsMHT CET

Two point charges placed at a certain distance r in air exert a force F on each other. then the distance r' at which these charges will exert the same force in a medium of dielectric constant K is given by

Answer: (C)

Solution

Equal forces give ;

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-070669