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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 satellite A of mass m is at a distance r from the centre of earth. Another satellite
- A capacitor of 2.5 μF is charged through a resistor of 4 MΩ. In how much time
- A transformer having efficiency of 90% is working on 200 V and 3kW power supply
- The liquid-crystal phase of a matter is called
- A ship A is moving westwards with a speed of 10 km/h and a ship B 100 km
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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