Mathematics · Laws of Motion
Three objects A, B and C are kept in a straight line on a frictionless horizontal surface. The masses of A, B and C are m, 2m and 2m respectively. A moves towards B with a speed of 9 m/s and makes an elastic collision with it. Thereafter B makes a completely inelastic collision with C. All motions occur along the same straight line. The final speed of C is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 16 m/s
- 29 m/s
- 34 m/s✓
- 43 m/s
Correct answer
4 m/s
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