Home
Class 11
PHYSICS
The torque of a force vecF = 6hati actin...

The torque of a force `vecF = 6hati` acting at a point `vecr= 4hatj` about origin will be

A

`-24hatk`

B

`24hatk`

C

`24hatj`

D

`24hati`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ROTATION OF RIGID BODIES

    CHHAYA PUBLICATION|Exercise EXERCISE ( Based on Moment of Inertia )|8 Videos

  • ROTATION OF RIGID BODIES

    CHHAYA PUBLICATION|Exercise EXERCISE ( Based on Rotational Kinetic Energy )|5 Videos

  • ROTATION OF RIGID BODIES

    CHHAYA PUBLICATION|Exercise EXERCISE (Multiple Choice Questions )|9 Videos

  • QUESTION PAPERS OF WBCHSE -2018

    CHHAYA PUBLICATION|Exercise SECTION -II|20 Videos

  • SIMPLE HARMONIC MOTION

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|16 Videos

Similar Questions

Explore conceptually related problems

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

A force vecF =(5hati+3hatj+2hatk)N acts on a particle , and the particle moves from the origin to a point vecr=(2hati-hatj) m. what will be the work done on the particle ?

A particle moves from a point vecr_1=hati+3hatj in metre to another point vecr_2=2hati+4hatj in metre under the action of the force vecF =3hati+5hatj in newton. Find the work done by th force on the particle during the displacement.

A particle moves from a points vecr_1=hati+2hatj in metre to another point vecr_2=2hati+4hatj in metre under the action of a force vecF=2hati+3hatj in newton. Find the work done by the force on the particle in the displacement.

A particle under the influence of vecF=3hati + 5hatj in newton, moves from a point vecr_1 =hati+3hatj to vecr_2=2hati+4hatj . Find the work done by the force on the particle during the displacement.

A particle moves with a velocity 5hati -3hatj+6hatkm//s under the influence of a constant force, vecF =10 hati+20hatk N. The instantaneous power applied to the particle is

Work done by a force vecF =(hati+2hatj+3hatk) N acting on a particle in displacing it from the point vecr_2=hati-hatj+2hatk to the point vecr_1=hati+hatj+hatk is