| ⇦ | 
| ⇨ |
If rope of lift breaks suddenly, the tension exerted by the surface of the lift (a = Acceleration of lift) is
Options
(a) mg
(b) m(g+a)
(c) zero
(d) m(g-a)
Correct Answer:
zero
Explanation:
If the rope suddenly breaks, acceleration = g
So substituting in formula, tension T=m(g−a)=0
Related Questions: - A thin prism of angle 15⁰ made of glass of refractive index µ₁ = 1.5 is combined
- The valence band and the conductance band of a solid overlap at low temperature
- If λ₁ and λ₂ are the wavelengths of the first members of the Lyman and Paschen
- A particle of unit mass undergoes one-dimensional motion such that its velocity varies
- The unit of permitivity of free space, ε₀ is
Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A thin prism of angle 15⁰ made of glass of refractive index µ₁ = 1.5 is combined
- The valence band and the conductance band of a solid overlap at low temperature
- If λ₁ and λ₂ are the wavelengths of the first members of the Lyman and Paschen
- A particle of unit mass undergoes one-dimensional motion such that its velocity varies
- The unit of permitivity of free space, ε₀ is
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply