A shell initially at rest explodes into two pieces of equal mass, then the two pieces will
A shell initially at rest explodes into two pieces of equal mass, then the two pieces will
- A
Be at rest
- B
Move with different velocities in different directions
- C
Move with the same velocity in opposite directions
- D
Move with the same velocity in same direction
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The motion of a rocket is based on the principle of conservation of
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Two bodies of mass $4 \mathrm{~g}$ and $25 \mathrm{~g}$ are moving with equal kinetic energies. The ratio of magnitude of their linear momentum is :
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- [JEE MAIN 2024]
Explain the conservation of linear momentum for the radioactive decay of radium nucleus.
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Two skaters $A$ and $B$ of weights in the ratio $5 : 7$ start facing each other $6\,metres$ apart on a horizontal smooth surface. They pull on a rope stretched between them. How far has each moved when they meet?
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A body of mass $0.25 \,kg$ is projected with muzzle velocity $100\,m{s^{ - 1}}$ from a tank of mass $100\, kg$. What is the recoil velocity of the tank ........ $ms^{-1}$
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- [AIIMS 1995]