Question

A A Car of length 4.5m overtakes a trailer
15 Seconds. If
trick
of length 25.5 m an
Truck &s 45 km/hr. speed of con
the Speed​

Answer 1

Answer:

If two particles are involved in an elastic collision, the velocity of the second particle after collision can be expressed as: v2f=2⋅m1(m2+m1)v1i+(m2−m1)(m2+m1)v2i v 2 f = 2 ⋅ m 1 ( m 2 + m 1 ) v 1 i + ( m 2 − m 1 ) ( m 2 + m 1 ) v 2 i