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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
- A charged particle (charge q) is moving in a circle of radius R with uniform speed v
- A transformer having efficiency of 90% is working on 200 V and 3kW power supply
- The direction of magnetic line of force of a bar magnet is
- A block of 2 kg is kept on the floor. The coefficient of static friction is 0.4
- If an electron and a proton have the same de-Broglie wavelength, then the kinetic
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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