A balloon of mass 1000 kg is floating at some height. If 100 kg mass is released from the balloon. Then the acceleration of the balloon is : [g = 10 ms–2]
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Case-I : Initially.
W – R = 0
1000 g = R .... (i)
Case-II :
Now R – 900 g = 900 a. .... (ii)
by adding equation (i) & (ii)
1000 g – R + R – 900 g = 900 a
100 g = 900 a.
or a = = 1.1 m/s2 upward
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