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Grade: 11
        
Four particles A,B,C and D of equal mass move with equal speed v along the diagonals of a square in a horizontal plane. After the collision, A comes to rest while B and C retrace their paths with same speeds. Then the particle D will
(a)continue to move along the same line with speed v
(b)retrace its path with speed 2v
(c)come to rest
(d)move with speed v*root2 alnd a line parallel to CD 
3 years ago

Answers : (2)

Vikas TU
11140 Points
							
Conserve the momentum in x-direction and y-direction for each masses respectively.
And U would get the relation.
 
In x direcn. the Vd = 2v i cap.
find similarly in y-direcn.
3 years ago
Divya
14 Points
							
Can you please solve the question fully and post the answer?
….........................................................................................
3 years ago
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Course Features

  • 101 Video Lectures
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Course Features

  • 110 Video Lectures
  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


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