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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
- If a mass of 20g having charge 3.0 mC moving with velocity 20ms⁻¹ enters a region
- When a beam of light is used to determine the position of an object,
- what should be the velocity of an electron so that its momentum becomes equal
- The amplitude of S.H.M. y=2 (sin 5πt+√2 cos 5πt) is
- In Raman effect, Stoke’s lines are spectral lines having
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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