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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
- At which place, Earth’s magnetism becomes horizontal
- If the electric field lines is flowing along axis of a cylinder, then the flux
- A proton and helium nucleus are shot into a magnetic field at right angles to the field
- The magnetic field due to a current carrying circular loop of radius 3 cm at a point
- A charged oil drop is suspended in a uniform field at 3×10⁴ V/m so that it neither falls
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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