A body exerts a force of 800 N on the floor of the lift which moves up – McqOptions

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1.	A body exerts a force of 800 N on the floor of the lift which moves upwards with a retardation of 2 m/s. What is mass of the body carried in the lift?
A.	74.02 N
B.	81.54 N
C.	102.43 N
D.	None of the above
Answer» D. None of the above

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