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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.
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संबंधित प्रश्न
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
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:
While climbing a hill you will try to bend your body 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.
What do you mean by dynamic and static equilibrium? Give one example of each.
A non uniform beam of weight 120 N pivoted at one end is shown in the diagram below. Calculate the value of F to keep the beam in equilibrium.
