The torque of a force `vecF` about a point is defined as `vecGamma=vecrxxvecF`. Suppose `vecr,vecF and vecGamma` are all nonzero. Is `vecrxxvecGamma||vecF` always true? Is it ever true?

Find the torque of a force vecF=3hati+4hatj+5hatk N about a point O , whose position vector is vecr = hati+hatj+hatk m .

Find the moment of a force , vecF=3veci+2vecj acting at point vecr=veci+2veck about a point of position vector vecr=veci+vecj .

Find the torque of a force vecF= -3hati+hatj+5hatk acting at the point vecr=7hati+3hatj+hatk

Find the torque of a force vecF=2hati+hatj+4hatk acting at the point vecr=7hati+3hatj+hatk :

The work done by a force vecF during a displacement vecr is given by vecF.vecr . Suppose a force of 12 N acts on a particle in vertically upward directionand the particle is displaced through 2.0 m in vertically downward direction. Find the work done by the force during this displacement.

Find the torque of a force vecF=3hati+2hatj+hatk acting at the point vecr=8hati+2hatj+3hatk about origin

The torpue of force vecF=-2hati+2hatj+3hatk acting on a point vecr=hati-2hatj+hatk about origin will be :

Assertion: If as force vecF passes through Q(vecb) then monent of force vecF about P(veca) is vecFxxvecr, where vecr=vec(PQ) , Reason Moment is a vector. (A) Both A and R are true and R is the correct explanation of A (B) Both A and R are true R is not te correct explanation of A (C) A is true but R is false. (D) A is false but R is true.

Let vecF be a force acting on a particle having positon vector vecr. Let vecr be the torque of this force about the origin then

Find the torque of a force vecF=(2hat(i) +hat(j)-3hat(k))N about a point O. The position vector of point of application of force about O is vecr = (2 hat(i) + 3 hat(j) - hat(k))m .