Advertisements
Advertisements
प्रश्न
Give any two effects of a force on a non-rigid body.
Advertisements
उत्तर
Two effects of a force on a non-rigid body are:
(i) Force can change the state of rest or motion of the body
(ii) Force can change the size or shape of the body.
संबंधित प्रश्न
Thrust is the ............ force acting on a surface.
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 the relationship between force, mass and acceleration. Draw graphs showing the relationship between Acceleration and force for a constant mass.
A car of mass 600 kg is moving with a speed of 10 ms-1 while a scooter of mass 80 kg us moving with a speed of 50 ms-1. Compare their momentum.
State one way to reduce the moment of given force about a given axis of rotation.
Calculate the resultant moment of forces about O and state its direction in fig.

State two factors on which moment of the force about a point depends.
State when the moment of force is positive and when it is negative.
Write the expression for calculating the moment of force about a given point.

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.
