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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
- If α (current gain) of transistor is 0.98, then what is the value of β
- Four identical cells of emf Ԑ and internal resistance r are to be connected in series.
- A thin rod of length L and mass M is bent at its midpoint into two halves
- An electric charge 10⁻³ μC is placed at the origin (0,0) of X-Y co-ordinate system.
- A block of mass 5 kg is moving horizontally at a speed of 1.5 m/s. A perpendicular force
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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