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
Match the column
| Column A | Column B |
| (a) Camel | (1) broad and deep foundation |
| (b) Truck | (2) broad feet |
| (c) Knife | (3) six or eight tyres |
| (d) High building | (4) sharp cutting edge |
| (e) Thrust | (5) atm |
| (f) Moment of force | (6) N |
| (g) Atmospheric pressure | (7) N m |
To obtain a given moment of force for turning a body, the force needed can be decreased by
State the effect of force F in of the following diagram.

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?
A rocket is moving at a constant speed in space by burning its fuel and ejecting out the burnt gases through a nozzle. Answer the following
1) Is there any change in the momentum of the rocket? if yes, what causes the change in momentum?
2) Is there any force acting on the rocket? if yes, how much?
The figure shows two forces each of magnitude 10 N acting at the point A and B at a separation of 50 cm, in opposite directions. Calculate the resultant moment of two forces about the point.
- A,
- B and
- O situated exactly at the middle of the two forces.

Classify the following amongst contact and non-contact forces.
magnetic force
How does the distance of separation between two bodies affect the magnitude of the non-contact force between them?
State when the moment of force is positive and when it is negative.
What is meant by the term ‘moment of force’? If the moment of force is assigned a negative sign then will the turning tendency of the force be clockwise or anti-clockwise?
