What is the force between two sphere weighing 20 kg each and placed 50 cm apart ?

What is the force between two small charged of 2 xx 10^(-7) C placed 30 cm apart in air?

Two point charges repel each other with a force F when placed in water of dielectric constant 81. What will be the force between them when placed the same distance apart in air ?

What is the force of repulsion between two charges of 1C each, kept 1m apart in vacumm ?

A charge Q is divided into two parts. Charge on each part is q. Also, Q//q=2 . What is the Columbic force between two charges q and q when both parts are placed certain distance apart?

What is the force between two small charged spheres having charges of 2xx10^(-7)C and 3xx10^(-7) C placed 30cm apart in air ?

Calculate the gravitational force of attraction between two spherical bodies, each of mass 1kg placed at 10m apart (G = 6.67 xx 10^(-11)Nm^(2)//kg^(2)) .

The force between two parallel conductor, each of length 50m and distance 20 cm apart, is 10^(-2)N . If the current in one conductor is double that in another one, then their values will respectively be

The gravitational force between two bodies each of mass 1 kg situated 1 m apart is