$A$ body of mass $m$ moving with a constant velocity $v$ hits another body of the same mass moving with the same velocity $v$ but in the opposite direction and sticks to it. The velocity of the compound body after collision is
- A$v$
- B$2v$
- C$0$
- D$v/2$
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$A$ particle of mass $m$ moving eastward with a speed $v$ collides with another particle of the same mass moving northwards with the same speed $v$. The two particles coalesce on collision. The new particle of mass $2m$ will move with velocity:
Medium
View SolutionWhich of the following is not an example of a perfectly inelastic collision?
Easy
View SolutionStatement $1$: In a perfectly inelastic collision,the total energy of two particles moving in the same direction is not completely lost.
Statement $2$: The principle of conservation of momentum is valid for all types of collisions.
Statement $2$: The principle of conservation of momentum is valid for all types of collisions.
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View Solution$A$ bullet weighing $10 \,g$ and moving with a velocity $300 \,m/s$ strikes a $5 \,kg$ block of ice and gets embedded in it. The ice block is kept on a smooth surface. The speed of the block after the collision is ........ $cm/s$.
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View Solution$A$ completely inelastic collision is one in which the two colliding particles
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