JEE Main 2014 — Center of Mass Momentum and Collision Question with Solution
JEE Main 2014 (12 Apr Online)
Question
Three masses and are moving in plane with speed and respectively as shown in figure. The three masses collide at the same point at and stick together. The velocity of resulting mass will be:
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
From the law of conservation of momentum we know that,
Given and and and
Let the velocity when they stick
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This is a previous-year question from JEE Main 2014, covering the Center of Mass Momentum and Collision chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.