Question

Two point charges + 8q and – 2q are located at x = 0 and x = l respectively. The location of a point on the x axis at which the net electric field due to these two point charges is zero is

Answer 1

Rohit focused the image of a candle flame on a white screen using a convex lens is noted down the position of the candle screen and lens as under position of candle is equal to 26 CM