Advertisements
Advertisements
प्रश्न
A uniform metre rule of weight 10gf is pivoted at its 0 mark.
What moment of force depresses the rule?
Advertisements
उत्तर
Anticlockwise moment = 10 gf x 50 cm = 500 gf cm
संबंधित प्रश्न
What is the SI unit of the moment of force?
Moment of force =............... × distance of force from the point of turning.
A body X of mass 5 kg is moving with velocity 20 m s-2 while another body Y of mass 20 kg is moving with velocity 5 m S-1. Compare the momentum of the two bodies.
A spanner (or wrench) has a long handle. Why?
A body is acted upon by two forces of magnitude F but in opposite directions. State the effect of the force if both forces act at the same point of the body.
Give an example of the following uses of a machine:
to change the direction of force
Three forces A, B and C are acting on a rigid body which can turn about O in fig.9. If all the three forces are applied simultaneously, in which direction will the body move? Explain.
How does the distance of separation between two bodies affect the magnitude of the non-contact force between them?
A couple of 15 N force acts on a rigid body, such that arm of couple is 85 cm. Calculate moment of couple in the SI system.
