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A lead bullet of 10 gm travelling at 300 m/s strikes against a block of wood and comes to rest. Assuming 50% of heat is absorbed by the bullet, the increase in its temperature is(sp.heat of lead=150 J/KgK)
Options
(a) 100° C
(b) 125° C
(c) 150° C
(d) 200° C
Correct Answer:
150° C
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Thermodynamics
(179)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A uniform rod of length l is placed with one end in contact with the horizontal
- The r.m.s speed of the molecules of a gas in a vessel is 400 m/s
- What should be the velocity(v) of a sound source moving towards a stationary observer
- A boy playing on the roof of a 10m high building throws a ball with a speed
- When a piece of metal is illuminated by a monochromatic light of wavelength λ,
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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