Question

!
A particle of mass 1 kg is thrown vertically
upward with speed 100 m/s. After 5 sec it
explodes into two parts. One part of mass 400
g comes back with speed 25 m/s, what is the
speed of the other part just after explosion?
(g=10 m/s2)
1) 600 m/s upward 2) 100 m/s upward
3) 100 m/s downward 4) 300 m/s upward
at on onola a to​

Answer 1

Answer:

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