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A spring balance is attached to the ceiling of a lift.A man hangs his bag on the spring and the spring reads 49 N, when the lift is stationary. If the lift moves downward with an acceleration of 5 ms⁻² , the reading of the spring balance will be
Options
(a) 24 N
(b) 74 N
(c) 15 N
(d) 49 N
Correct Answer:
24 N
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Length of a string tied to two rigid supports is 40 cm. Maximum length
- A particle of mass 1.96×10⁻¹⁵ kg is kept in equilibrium between two horizontal metal
- The temperature coefficient of a resistance wire is 0.00125 per degree.
- The direction of magnetic line of force of a bar magnet is
- In the equation y=asin(?t+kx),the dimensionals formula of ? is
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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