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A spring balance is attched to the ceiling of lift.A man hangs his bag on the string and the balance reads 49 N,when the lift is stationary.If the lift moves downwards with an acceleration of 5 ms⁻².The reading of the spring balance would 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
- A particle is kept at rest at the top of a sphere of diameter 42m.When disturbed slightly
- A tuning fork of frequency 512 Hz makes 4 beats per second with the vibrating string
- In an a.c circuit the e.m.f. (e) and the current (i) at any instant are given
- A 1m long wire of diameter 0.31 mm has a resistance of 4.2Ω. If it is replaced by
- For a parallel beam of monochromatic light of wavelength λ diffraction is produced
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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