A Particle (M = 50 G, Q = 5

Multiple Choice

A particle (m = 50 g, q = 5.0 μC) is released from rest when it is 50 cm from a second particle (Q = −20 μC) . Determine the magnitude of the initial acceleration of the 50-g particle.

A) 54 m/s²
B) 90 m/s²
C) 72 m/s²
D) 65 m/s²
E) 36 m/s²