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Reading shown in two spring balances S1 and S2 is 90 kg and 30 kg respectively and lift is accelerating upwards with acceleration 10 m/s2 . The mass is stationary with respect to lift. Then the mass of the block will be:

Reading shown in two spring balances S1 and S2 is 90 kg and 30 kg respectively and lift is accelerating upwards with acceleration 10 m/s2 . The mass is stationary with respect to lift. Then the mass of the block will be:

Grade:11

1 Answers

Vikas TU
14149 Points
6 years ago
Dear Student,
the acceleration of the elevator = acceleration due to gravity. Which means the elevator is in free fall and the spring balance shows the exact masses of the body since no pseudo force concept will come.

The mass of the bodies are 90kg and 30kg respectively.
Cheers!!
Regards,
Vikas (B. Tech. 4th year
Thapar University)

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