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प्रश्न
There are two types of forces X and Y. The forces belonging to type X can produce motion in a stationary object but cannot change the shape of the object. On the other hand, forces belonging to type Y cannot produce motion in a stationary object but can change the object. What is the general name of the forces as (a) X, and (b) Y?
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उत्तर
(a) The general name of the forces such as X is unbalanced forces
(b) The general name of the forces such as Y is balanced forces.
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