Advertisements
Advertisements
प्रश्न
State two factors on which affect moment of force.
Advertisements
उत्तर
Factors on which moment of force depends
- The magnitude of the force applied.
- The distance of the line of action of the force from the axis of rotation.
APPEARS IN
संबंधित प्रश्न
Moment of force = force × perpendicular distance of force – from the pivoted point.
In a door, handle is provided ......... from the hinges.
How does the effect of force differ when it is applied on a rigid body?
State one way to decrease the moment of a given force about a given axis of rotation.
On what factors does the effect of thrust on a surface depend?
A wheel of diameter 2 m can be rotated about an axis passing through its center by a moment of force equal to 2.0 Nm. What minimum force must be applied on its rim?
State one way to obtain greater moment of a given force about a given axis of rotation.
Name of S.I. unit of momentum.
A, B and C are the three forces each of magnitude 4 N acting in the plane of the paper as shown in Figure. The point O lies in the same plane.
- Which force has the least moment about O? Give a reason.
- Which force has the greatest moment about O? Give a reason.
- Name the forces producing
(a) Clockwise
(b) anticlockwise moments. - What is the resultant torque about the point O?
Calculate the magnitude of the force of a couple, when the arm of the couple is 63 cm and the moment of the couple is 21 Nm.
