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प्रश्न
What do you mean by an equilibrium of a body?
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उत्तर
When a number of forces acting on a body produce no change in its state of rest or of motion, the body is said to be in equilibrium.
संबंधित प्रश्न
State two condition for a body acted upon by several forces to be in equilibrium.
Give scientific reason for the following:
When a man climbs a slope he bends forward.
State the principle of moments.
Define the term momentum.
Explain why It is easier to knock down a boy who is standing on one foot than one who is standing on two.
State two conditions when the work done by a force acting on a body is zero.
What is meant by equilibrium?
What do you mean by dynamic and static equilibrium? Give one example of each.
One end of a spring is kept fixed while the other end is stretched by a force as shown in the diagram.
(i) Copy the diagram and mark on it the direction of the restoring force.
(ii) Name one instrument which works on the above principle.
What are the three types of stability of an object?
