Two point charges of equal magnitude placed apart experience an electrostatic force…
PHYSICS · Subjective · CBSE · Physics · Electric Charges and Fields · Electric Charges and Fields
Problem
Two point charges of equal magnitude placed 8cm apart experience an electrostatic force of 0.9N on each other. If the sign of one of the charges is reversed while their magnitudes and separation remain unchanged, state the new magnitude and nature (attractive or repulsive) of the force.