Question

A man of mass 60 kg record his wt. on a weighing
machine placed inside a lift. The ratio of weights
of man recorded when lift is ascending up with a
uniform speed of 2 m/s to when it is descending
down with a uniform speed of 4 m/s will be-
(1) 0.5
(2) 1
(3) 2
(4) None​

Answer 1

Answer:

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