Question

Four charges 2uc ,-5uc, 2uc and -5uc lie on the four corners of a square of side 20 cm. what is the net force at the centre of the square​

Answer 1

Answer:

Four charges 2uc ,-5uc, 2uc and -5uc lie on the four corners of a square of side 20 cm. what is the net force at the centre of the square