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Which of the following is true for elastic potential energy density?
Options
(a) Energy density=1/2 x strain x stress
(b) Energy density= (strain)² x volume
(c) Energy density= strain x volume
(d) Energy density = stress x volume
Correct Answer:
Energy density=1/2 x strain x stress
Explanation:
Energy density = Work done / Volume = (1/2) x strain x stress.
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Topics: Properties of Bulk Matter
(130)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A solid sphere, disc and solid cylinder all of the same mass and made up of same material
- If an electron and a proton have the same de-Broglie wavelength, then the kinetic
- A potentiometer wire of length 10 m and resistance 10 Ω per metre is connected in series
- A 36 Ω galvanometer is shunted by resistance of 4 Ω. The percentage of the total current
- A point source emits sound equally in all directions in a non-absorbing medium.
Topics: Properties of Bulk Matter (130)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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