A point charge is fixed at the origin

PHYSICS · Multi-part · CBSE · Physics · Electric Charges and Fields · Electric Charges and Fields

Problem

A point charge

Q_{1}=4\,\mu\text{C}

is fixed at the origin

O(0,0)

. Another point charge

Q_{2}=-3\,\mu\text{C}

is fixed on the

y

–axis at

P(0,3\,\text{cm})

. A test charge

q=2\,\mu\text{C}

is placed at

Q(4\,\text{cm},0)

on the

x

–axis. (a) Individual force magnitudes (b) Vector addition to find net force (c) Conceptual explanation of non-cancellation