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प्रश्न
A body of mass 4 m is lying in xy-plane at rest. It suddenly explodes into three pieces. Two pieces each of mass m move perpendicular to each other with equal speed v. The total kinetic energy generated due to explosion is ______
पर्याय
`mv^2`
`3/2mv^2`
`2mv^2`
`4mv^2`
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उत्तर
A body of mass 4 m is lying in xy-plane at rest. It suddenly explodes into three pieces. Two pieces each of mass m move perpendicular to each other with equal speed v. The total kinetic energy generated due to explosion is `underline(3/2mv^2)`.
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