Questions
Two particles of equal mass have velocities and m/sec. First particle has an acceleration while the acceleration of the other particle is zero. The centre of mass of the two particles moves in a path of
detailed solution
Correct option is A
At any time 't',co-ordinates of CM = (xcm, ycm) xcm=m(4t+12.5.t2)m+m=2t+5t24similarly ycm=m(0+12.5.t2)+m(4t)m+m=5t24+2tHere xcm=ycm for all 't'Hence, the path of CM is straight line passing through origin making angle 450Similar Questions
If fig four identical spheres of equal mass m are
suspended by wires of equal length /, so that all spheres are almost touching to each other. If the sphere 1 is released from the horizontal position and
all collisions are elastic, the velocity of sphere 4 iust after collision is
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