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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?
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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