A 2-μC charge is placed at the origin, an identical charge is placed 2 m from the origin on the x axis, and a third identical charge is placed 2 m from the origin on the y axis. The magnitude of the force on the charge at the origin is:
A) 9.0x10-3 N
B) 6.4x10-3 N
C) 1.3x10-2 N
D) 1.8x10-2 N
E) 3.6x10-2 N
The answer key says C. Can someone please explain why. Thank You.
A) 9.0x10-3 N
B) 6.4x10-3 N
C) 1.3x10-2 N
D) 1.8x10-2 N
E) 3.6x10-2 N
The answer key says C. Can someone please explain why. Thank You.