Center of MassHard
Question
Two identical particles move towards each other with velocity 2v and v respectively. The velocity of centre of mass is
Options
A.v
B.v/3
C.v/2
D.zero
Solution
Conserving Linear Momentum
2Mvc = 2Mv - Mv ⇒ vc = v/2
2Mvc = 2Mv - Mv ⇒ vc = v/2
Create a free account to view solution
View Solution FreeMore Center of Mass Questions
A particle of mass m strikes elastically with a disc of radius R, with a velocity as shown in the figure. If the mass of...A ring of mass m and a particle of same mass fixed on a disc of same mass such that centre of mass of the system lies at...At t = 0 activity of a sample is A. Let its mean life is Tm. At which instant its activity become...In the above question the maximum power delivered by the agent in pulling up the rope is...A disc of radius a/4 is removed from a square plate of side a as shown in figure then what will be distance of centre of...