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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
- Which one of the following statements is WRONG in the context of X-rays generated
- In a tangent galvanometer, a current of 0.1 A produces a deflection of 30⁰.
- Two bodies of masses m and 4 m are moving with equal K.E. The ratio of their linear
- Initial angular velocity of a circular disc of mass M is ?￢ﾂﾁ.Then, two small spheres
- Suppose for some reasons, radius of earth were to shrink by 1% of present value,
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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