Questions
A man of mass m moves with a constant speed on a plank of mass M and length I kept initially at rest on a frictionless horizontal surface from one end to the other in time t. The speed of the plank relative to ground while man is moving, is
detailed solution
Correct option is B
We know that, vr=ltNow, m(vr - v)=Mv (v=speed of plank)∴ v=mvrM+m=ltmM+mTalk to our academic expert!
Similar Questions
Three particles each of mass m are located at vertices of an equilateral triangle ABC. They start moving with equal speeds each along the meridian of the triangle and collide at its center G. If after collisions A comes to rest and B returns its path along GB, then C
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