Force between two point charges … and … placed in vacuum at '…' cm apart is …. Force between them when placed in a medium having dielectric constant … at '…' … apart will be:

Electrostatics

JEE Main 2024 · 31 Jan, Evening shift · Q6934

PhysicsEasy46×since 2002Q6934

Force between two point charges

q_1

and

q_2

placed in vacuum at '

r

' cm apart is

F

. Force between them when placed in a medium having dielectric constant

K=5

at '

r / 5

\mathrm{cm}

apart will be: