Advertisements
Advertisements
प्रश्न
The diagram shows wheel O pivoted at point A. Three equal forces F1, F2 and F3 act at point B on the wheel.
- Which force will produce maximum moment about A?
- Give a reason for your answer in (a).
Advertisements
उत्तर
- About point A, force F1 would result in the maximum moment.
- F1 has the greatest distance between the point of application of force and A. As a result, the maximum moment of force would be produced.
APPEARS IN
संबंधित प्रश्न
Write the expression for the moment of force about a given axis of rotation.
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?
Classify the following amongst contact and non-contact forces.
magnetic force
Define the moment of force.
One joule is the amount of work done when a force of ......... moves a body through a distance of .......
A meter scale is provided at 10 cm mark and is balanced by suspending 400 g from 0 cm mark (fig.). Calculate the mass of meter scale.
State whether the moment of force is a scalar or vector quantity?
How does the distance of separation between two bodies affect the magnitude of the non-contact force between them?
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?
The perpendicular distance between the point of application of force and turning point is 1.75 m when a force of 80 N acts on a rigid body. Calculate the moment of force.
