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A black body radiates 20 W at temperature 227⁰C. It temperature of the black body is changed to 727⁰C, then its radiating power will be
Options
(a) Lamp black
(b) Platinum black
(c) Highly heated charcoal lamp
(d) Cavity maintained at constant temperature
Correct Answer:
Cavity maintained at constant temperature
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A body takes 5 minute for cooling from 50⁰C to 40⁰C. Its temperature
- The horizontal range of a projectile is 4√3 times the maximum height achieved
- A high altitude, a body explodes at rest into two equal fragments with one fragment
- Excitation energy of a hydrogen like ion, in its first excitation state, is 40.8 eV.
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Topics: Properties of Bulk Matter
(130)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A body takes 5 minute for cooling from 50⁰C to 40⁰C. Its temperature
- The horizontal range of a projectile is 4√3 times the maximum height achieved
- A high altitude, a body explodes at rest into two equal fragments with one fragment
- Excitation energy of a hydrogen like ion, in its first excitation state, is 40.8 eV.
- The net electric force on a charge of +3μC at the mid-point on the line joining two
Topics: Properties of Bulk Matter (130)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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