Two pith balls , of mass 10 mg, are suspended from the same point,each by a silk fibre 50 cm long . When equal and similar changes are given to them, they are repelled to a distance of 10 cm from each other. Calculate the chagre on either ball .

Two pith balls,, each weighting 10mg are suspended from the sam point by silk threads, each of length 0.25m. When equal and similar charges are placed on them they repel each other and are 10m apart. Find the charge on the each pith ball.

Two protons are a distance of 1 xx 10^(-10) cm from each other. The force acting on them are

Two small spheres each of mass 10^(-6) kg are suspended from a point by silkk threads 50cm long. They are equally chareged and repel each other to a distance 20cm apart. Calculate charege on each Take g = 9.8 ms^(-2) .

Two pith ball of mass 0.5 each are suspended from a common point O by means of silk threads, each of length 20 cm. When the balls are given equal and similar charges, they repel each other so that the two threads make an angle of 60^(@) with each-other. Determine the charge on each ball.

Two small conducting spheres each of mass 9xx10^(-4)kg are suspended from the same point by non conducting strings of length 100cm ,They are given equal and similar charges until the strings are equally inclined at 45^(@) each to the vertical,The charge on each spehre is ..........

Two small spheres each of mass m are suspended from a common point by threads 0.5 m long. They are equally charged and repel each other to a distance of 0.28m. If =g10ms^(-2) , what is the charge on each sphere?

Two small spheres each of mass 10 mg are suspended from a point by threads 0.5 m long. They are equally charged and repel each other to a distance of 0.20 m. The charge on each of the sphere is (a)/(21) xx 10^(-8)C . The value of 'a' will be _______. [Given g=10ms^(-2) ]

Three small balls, each of mass 10 gm are suspended separately from common point. by silk threads, each one meter long. The balls are identically charged and hang at the corners of an equilateral triangle of side 0.1. metre. Find the charge on each ball?

Two small identical balls P and Q, each of mass 0.866 g, carry identical charges and are suspended by two threads of equal length 50 cm each from the same point. At equilibrium, they are separated by a distance of 50 cm. Find the charge on each ball (in nearest integer in nC ).