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A man of mass...

Question

A man of mass $60 k g$ records 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:

A

0.5

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B

1

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C

2

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D

n o n e

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Solution

The correct option is B $1$
For uniformly moving lift apparent weight equals to actual weight.

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Similar questions

Q. A man of mass

60 kg

records his weight on a weighing machine placed inside a lift. The ratio of weight of man recorded when lift ascends up with a uniform speed of

2 m/s

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4 m/s

Q. A man is standing on a weighing machine placed in a lift, when stationary, his weight is recorded as

40 k g

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Q. A man is standing on a weighing machine placed in a lift. When stationary his weight is recorded as 40 kg. If the lift is accelerated upwards with an acceleration of

2 {m/s}^{2}

, then the weight recorded in the machine will be

(g = 10 m/s)^{2}

Q. A man is standing on a weighing machine placed in a lift. When stationary his weight is recorded as 40 kg. If the lift is accelerated upwards with an acceleration of

2 {m/s}^{2}

, then the weight recorded in the machine will be

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Q. A man of mass 'm' stands on a weighing machine in a lift

List - I	List-II
(a) Lift moves up with uniform acceleration a	(d) mg
(b) Lift moves down with uniform acceleration a	(e) m(g $+$ a)
(c) Lift moves down with uniform velocity	(f) m(g-a)

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