| ⇦ | 
| ⇨ |
If a spring of spring constant k stretched by a length x under tension T, the energy stored is
Options
(a) 2k/T²
(b) 2T²/k
(c) T²/2k
(d) 2T/k²
Correct Answer:
T²/2k
Explanation:
Energy stored in the spring, U = (1/2).kx²
Since T = kx, .·. U = (1/2) k (T/k)² = T²/2k.
Related Questions: - A charged particle experiences magnetic force in the presence of magnetic field.
- The resistance in the two arms of the meter bridge are 5Ω and RΩ, respectively
- If a proton, a deuteron and an alpha particle, on being accelerated by the same
- If an electron and a proton have the same de-Broglie wavelength, then the kinetic
- A circular disc X of radius R is made from an iron plate of thickness t and another disc
Topics: Properties of Bulk Matter
(130)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A charged particle experiences magnetic force in the presence of magnetic field.
- The resistance in the two arms of the meter bridge are 5Ω and RΩ, respectively
- If a proton, a deuteron and an alpha particle, on being accelerated by the same
- If an electron and a proton have the same de-Broglie wavelength, then the kinetic
- A circular disc X of radius R is made from an iron plate of thickness t and another disc
Topics: Properties of Bulk Matter (130)
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