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प्रश्न
What is meant by equilibrium?
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उत्तर
When a number of forces acting on a body produce no change in its state of rest or of uniform motion the body is said to be in equilibrium.
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संबंधित प्रश्न
State the condition when a body is in static equilibrium.
State two condition for a body acted upon by several forces to be in equilibrium.
State two conditions for a body acted upon by several forces to be in equilibrium.
State the principle of moments. A meter scale is pivoted at 30 cm mark and it is in equilibrium when a mass of 40 g is suspended from 10 cm mark. Calculate the mass of the ruler.
Give scientific reason for the following:
When a man climbs a slope he bends forward.
The arms of a beam balance are 20 cm and 21 cm, but the pans are of equal weight. By the method of double weighing the weights are found to be 1000 g and 20 g. Find the actual weight of the body
In equilibrium algebraic sum of moments of all forces about the point of rotation is ______.
Explain why It is easier to knock down a boy who is standing on one foot than one who is standing on two.
Give an experiment to verify the principle of moments.
