Question

A proton moving with velocity V collides elastically with a stationary @ particle.
The velocity of the proton after the collision is
a) -3/5 V b) 3/5 V
c) 2/5 V
d) -2/5 V​

Answer 1

Answer is option A

MARK AS BRAINLIEST

Answer 2

Answer:

Answer is option A.

it may be also defined as -3v/5