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प्रश्न
State two condition for a body acted upon by several forces to be in equilibrium.
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उत्तर
For a body to be in equilibrium:
1) The resultant of all the forces acting on the body should be equal to zero.
2) The resultant moment of all the forces acting on the body about the point of rotation should be zero.
संबंधित प्रश्न
What do you mean by an equilibrium of a body?
State the condition when a body is in static equilibrium.
State the principle of moments. Give one device as an application of it
A uniform meter scale is in equilibrium as shown in the diagram :
(i) Calculate the weight of the meter scale.
(ii) Which of the following options is correct to keep the ruler in equilibrium when 40 gf wt is shifted to 0 cm mark ?
F is shifted towards 0 cm
or
F is shifted towards 100 cm
Give scientific reason for the following:
In a moving bus the standing passenger stands keeping both his legs apart.
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
A faulty balance of unequal arms and pans of unequal weights is used to find the true weight of a metal. By double weighing the weights are found to be 1210 g and 1000 g. Calculate the true weight of the metal.
The moon revolving around the earth is in ______ equilibrium.
What is a couple?
Explain the types of stability with suitable examples.
