Home
Class 11
PHYSICS
Find the torque of a force 7 hat(i) + 3 ...

Find the torque of a force `7 hat(i) + 3 hat(j) - 5 hat(k)` about the origin. The force acts on a particle whose position vector is `hat(i) - hat(j) + hat(k)`

A

`2hat(i)+12hat(j)+10hat(k)`

B

`10hat(i) +2hat(j)+12hat(k)`

C

`15hat(i)+10hat(j)+8hat(k)`

D

`4hat(i)+6hat(j)+18hat(k)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    NARAYNA|Exercise EVALUATE YOURSELF - 5|6 Videos

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    NARAYNA|Exercise C.U.Q|71 Videos

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    NARAYNA|Exercise EVALUATE YOURSELF - 2|10 Videos

  • SYSTEM OF PARTICLES

    NARAYNA|Exercise Level-VI|78 Videos

  • THERMAL PROPERTIES OF MATTER

    NARAYNA|Exercise LEVEL - II (H.W.)|19 Videos

Similar Questions

Explore conceptually related problems

The torque of a force F = 2 hat(i) - 3 hat(j) +5 hat(k) acting at a point whose position vector r = 3 hat(i) - 3 hat(j) +5 hat(k) about the origin is

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

The torque of a force F = - 6 hat (i) acting at a point r = 4 hat(j) about origin will be

Forces 2hat(i)+hat(j), 2hat(i)-3hat(j)+6hat(k) and hat(i)+2hat(j)-hat(k) act at a point P, with position vector 4hat(i)-3hat(j)-hat(k) . Find the moment of the resultant of these force about the point Q whose position vector is 6hat(i)+hat(j)-3hat(k) .

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 .

The force 7 hat i+ 3 hat j - 5 hat k acts on a particle whose position vector is hat i- hat j + hat k . What is the torque of a given force about the origin ?

A force F=2hat(i)+hat(j)-hat(k) acts at point A whose position vector is 2hat(i)-hat(j) . Find the moment of force F about the origin.

A force F=2hat(i)+hat(j)-hat(k) acts at point A whose position vector is 2hat(i)-hat(j) . Find the moment of force F about the origin.

A force (hat(i)-2hat(j)+3hat(k)) acts on a particle of position vector (3hat(i)+2hat(j)+hat(k)) . Calculate the torque acting on the particle.

The torque of a force F = -2 hat(i) +2 hat(j) +3 hat(k) acting on a point r = hat(i) - 2 hat(k)+hat(k) about origin will be