A 40 kg boy is moving upwards upwards in a lift with an acceleration of 2 m /s ^2 what would be the weight felt by him if measuured in a scale?

asked Dec 2, 2022 79.7k views

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Answer:

$f = ma \\$

$w \: = (f)/(g) \\$

Step-by-step explanation:

$f \: = ma \\ f - mg = ma \\ f = ma + mg \\ f = 40 * 2 + 40 * 10 \\ f = 480$

$w = (f)/(g) \\w = (480)/(10) \\ w = 48kg$

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