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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: - The frequency of a light wave in a material is 2 x 10¹⁴ Hz and wavelength is 5000Å.
- Given a sample of radium-226 having half-life of 4 days. Find the probability,
- A DC ammeter has resistance 0.1Ω and its current ranges 0-100A. If the range
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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
- The frequency of a light wave in a material is 2 x 10¹⁴ Hz and wavelength is 5000Å.
- Given a sample of radium-226 having half-life of 4 days. Find the probability,
- A DC ammeter has resistance 0.1Ω and its current ranges 0-100A. If the range
- A galvanometer having resistance of 50 Ω requires a current of 100μA to give full
- A fluid is in streamline flow across a horizontal pipe of variable area of cross section
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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