Kelvi

A body of mass 4m 4m is lying in the x-y plane at rest. It suddenly explodes into three pieces. Two pieces, each of mass m m move perpendicular to each other with equal speeds v v. The total kinetic energy generated due to explosion is

medium
System of Particles and Rotational Motion
2014
physics
1. 

mv2mv^2

2. 

32mv2\frac{3}{2} mv^2

3. 

2mv22mv^2

4. 

4mv24mv^2

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