| ⇦ | 
| ⇨ |
Three objects A,B and C are kept in a straight line on a frictionless horizontal surface.These have masses m,2m and m respectively.The object a moves towards b with a speed 9 m/s and makes an elastic collision with it. Thereafter, B makes completly inelastic collision with C.All motions occur on the same straight line.Find the final speed (in m/s) of the object C
Options
(a) 3 m/s
(b) 4 m/s
(c) 5 m/s
(d) 1 m/s
Correct Answer:
4 m/s
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - Let A = i Acosθ +j B sinθ be any vector.Another vector B which is normal to A is
- The wave described by y = 0.25 sin (10 2πx – 2πt), where x and y are in meters
- Current in a coil changes from 4 A to zero in 0.1 second and the emf induced is 100V
- A spring has time period T. It is cut into n equal parts. The time period of each part
- Kirchoff’s I law and II laws of electricity prove respectively the
Topics: Work Energy and Power
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Let A = i Acosθ +j B sinθ be any vector.Another vector B which is normal to A is
- The wave described by y = 0.25 sin (10 2πx – 2πt), where x and y are in meters
- Current in a coil changes from 4 A to zero in 0.1 second and the emf induced is 100V
- A spring has time period T. It is cut into n equal parts. The time period of each part
- Kirchoff’s I law and II laws of electricity prove respectively the
Topics: Work Energy and Power (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply