Is there any lower limit to the electric force between two
. particles placed at a separation of 1 cm?

Is there any lower limit to the electric force between two particles placed at a certain distance?

What is the smallest electric force between two charges placed at a distance of 1.0m ?

In stationary waves, distance between a node and its nearest antinode is 20 cm . The phase difference between two particles having a separation of 60 cm will be

Total charge Q is divided between two point objects in such a manner that electric force of repulsion between them is maximum when placed at a separation d from each other. What is the magnitude of this maximum possible electrostatic force between them?

What is the Coulomb's force between two alpha -particles separated by a distance of 3.2xx10^(-15) m .

Two charged particles are placed at a distance r from each other. The magnitude of the electric force between the two charged particles is F. What will be the effect on F on placing the given charged particles in water? (Take dielectric constant of water 80).

The gravitational force between two particles separated by a distance r varies as ……………

Find out the electrostalic force between two point charges placed in air (each of +1 C) if they are separately by 1 m.