Weightlessness - class-XI

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Question 1 of 49

A 50.0 kg boy is sitting on an amusement park ride where he accelerates straight upward from rest to a speed 30.0 m/s in 3.0 s. What is his mass as he accelerates upward?

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990.0 kg

100.0 kg

50.0 kg

5.00 kg

0 kg

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