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Free-Body Diagrams - FBD

A man weighs 80 {~kg}. He stands on a weighing scale in a lift

Question

Easy

Solving time: 2 mins

A man weighs $80 kg$ . He stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of $5 m / s^{2}$ . What would be the reading on the scale. $(g = 10 m / s^{2})$

400 N

800 N

1200 N

Zero

Views: 5,603 students

Updated on: Jul 18, 2023

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Eleanor Discussed

A man weighs

80 kg

. He stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of

5 m / s^{2}

. What would be the reading on the scale.

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

13 mins ago

Discuss this question LIVE

13 mins ago

Text solutionVerified

For accelerated upward motion

R = m (g + a) = 80 (10 + 5) = 1200 N

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Question Text	A man weighs $80 kg$ . He stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of $5 m / s^{2}$ . What would be the reading on the scale. $(g = 10 m / s^{2})$
Updated On	Jul 18, 2023
Topic	Laws of motion
Subject	Physics
Class	Class 11
Answer Type	Text solution:1 Video solution: 33
Upvotes	3448
Avg. Video Duration	8 min

A man weighs $80 kg$ . He stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of $5 m / s^{2}$ . What would be the reading on the scale. $(g = 10 m / s^{2})$

Text solutionVerified

Filo tutor solutions (33)

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A man weighs 80 kg. He stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of 5 m/s2. What would be the reading on the scale. (g=10 m/s2)

Text solutionVerified

Filo tutor solutions (33)

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A man weighs $80 kg$ . He stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of $5 m / s^{2}$ . What would be the reading on the scale. $(g = 10 m / s^{2})$