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प्रश्न
What is the weight of a body placed at the centre of the earth?
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उत्तर
The weight of a body placed at the centre of the earth is zero as
g = 0
∴ W = mg
= 0
संबंधित प्रश्न
Define equilibrium.
State two condition for a body acted upon by several forces to be in equilibrium.
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:
While climbing a hill you will try to bend your body 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
What do you mean by dynamic and static equilibrium? Give one example of each.
A boy of mass 30 kg is fitting at a distance of 2 m from the middle of a see-saw. Where should a boy of mass 40 kg sit so as to balance the see-saw?
How can we increase the stability of an object?
Explain the types of stability with suitable examples.
Give one example of dynamic equilibrium.
