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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 magnetic force acting on a charged particle of charge -2µC in a magnetic field of 2T
- The electric field in a certain region is given by E=5i ̂-3ĵ kV/m. The potential
- The rest energy of an electron is
- If the r.m.s. velocity of a gas is v, then
- A thin ring of radius R meter has charge q coulomb uniformly spread on it
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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