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Grade: 9

                        

A bird sitting on the floor of a wire cage and the cage is in the hand of a boy. the bird starts flying in the cage . is there any change in the weight of the cage ?

4 years ago

Answers : (1)

Bhavya
askIITians Faculty
1286 Points
							Dear student
No. Because the force applied by the bird to take off would be transferred to the surrounding air and not on the cage. Since no force is applied on cage no change of weight is observed
4 years ago
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