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प्रश्न
Give one example of dynamic equilibrium.
उत्तर
Example of Dynamic Equilibrium: Since the sun's gravitational pull creates the centripetal force, a planet revolving around it is in a condition of dynamic equilibrium.
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संबंधित प्रश्न
Define equilibrium.
In a beam balance, when the beam is balanced in a horizontal position, it is in ______ 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
What makes a balance faulty?
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.
In figure, a uniform bar of length l m is supported at its ends and loaded by a weight W kgf at its middle. In equilibrium, find the reactions R1 and R2 at the ends.
`["Hint:" "In equilibrium" "R"_1 + "R"_2 = "W" "and" "R"_1 xx l/2 = "R"_2 xx l/2]`
What is the weight of a body placed at the centre of the earth?
A ball is placed on a compressed spring. When the spring is released, the ball is observed to fly away.
(i) What form of energy does the compressed spring possess?
(ii) Why does the ball fly away?
What are the three types of stability of an object?
