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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: - Two bodies of mass 1 kg and 3 kg have positive vectors i + 2j + k and -3i -2j + k
- Which of the following substances has the highest elasticity?
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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
- Two bodies of mass 1 kg and 3 kg have positive vectors i + 2j + k and -3i -2j + k
- Which of the following substances has the highest elasticity?
- Identify the wrong statement with reference to solar cell
- The magnetic field in a certain region of space is given by B =8.35×10⁻² Î T.
- A radiation of energy ‘E’ falls normally on a perfectly reflecting surface
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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