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A wire is stretched under a force. If the wire suddenly snaps the temperature of the wire
Options
(a) remains the same
(b) decreases
(c) increases
(d) first decreases then increases
Correct Answer:
increases
Explanation:
Work done on the wire to strain it will be stored as energy which is converted to heat. Therefore the temperature increases.
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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
- Given the value of Rydberg constant is 10⁷ m⁻¹, the wave number of the last line
- In old age arteries carrying blood in the human body become narrow resulting
- An inclined plane makes an angle of 30° with the horizontal.A solid sphere
- A particle free to move along X-axis has potential energy given as U(X) =k(1-e⁻ˣ²)
- Photons with energy 5eV are incident on a cathode C in a photoelectric cell.
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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