Rotational MotionHard
Question
If vector 
be a force acting on a particle having the position vector 
and 
be the torque of this force about the origin, then :-
be a force acting on a particle having the position vector and be the torque of this force about the origin, then :-Options
A.
= 0 and 
= 0
= 0 and = 0B. = 0 and ≠ 0
= 0 and ≠ 0C. ≠ 0 and ≠ 0
≠ 0 and ≠ 0D. ≠ 0 and = 0
≠ 0 and = 0More Rotational Motion Questions
A rod PQ of mass M and length L is hinged at end P. The rod is kept horizontal by a massless string tied to point Q as s...A body of mass m slides down an incline and reaches the bottom with a velocity v. If the same mass were in the form of a...In an orbital motion, the angular momentum vector is :-...In interference which quantity remains conserved....A bicycle is in motion. The force of friction exerted by the ground on its wheel is such that it acts :...