Question

A mass of 1 kg is thrown up with a velocity of
100 m/s. After 5 second, it explodes into two
parts. One part of mass 400 g moves down with
a velocity 25 m/s. Calculate the velocity of other
part just after the explosion. (g = 10 ms)
(1) 40 m/s 1
(2) 40 m/s
(3) 100 m/s 1 (4) 60 m/s 1

Answer 1

Answer:

(3)100m/s

Explanation:

MV =m'v' +m"v"