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A lift starts...

Question

A lift starts from rest with a constant upward acceleration. It moves 1.5 m in the first 0.4 s. A person standing in the lift holds a block of 2 kg by a string. Calculate the tension in the string during the motion of the lift.

A

59 N

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B

58.2 N

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C

57.5 N

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D

57.1 N

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Solution

The correct option is C 57.5 N

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