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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.
Related Questions: - When the energy of the incident radiation is increased by 20%,
- The magnetic field in a certain region of space is given by B =8.35×10⁻² Î T.
- The conducting loop in the form of a circle is placed in a uniform magneitc field
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Topics: Thermodynamics
(179)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When the energy of the incident radiation is increased by 20%,
- The magnetic field in a certain region of space is given by B =8.35×10⁻² Î T.
- The conducting loop in the form of a circle is placed in a uniform magneitc field
- A geostationary satellite is orbiting the earth at a height of 5R above that surface
- A particle moves in a circle of radius 5 cm with constant speed and time period
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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