Center of Mass and System of Particles: NEET 2022

Hard· Conservation of Momentum, Common Forces in Mechanics (Applications of Law of Conservation of Linear Momentum)· +4 / −1
A shell of mass mm is at rest initially. It explodes into three fragments having masses in the ratio 2:2:12:2:1. If the fragments having equal mass fly off along mutually perpendicular directions with speed vv, the speed of the third (lighter) fragment is:
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