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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.
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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
- If a spring of spring constant k stretched by a length x under tension T, the energy
- The first line in Lyman series has wavelength λ. The wavelength
- α- particles, β – particles and γ – rays are all having same energy.
- A common emitter amplifier is designed with n-p-n transistor (α=0.99).
- A solenoid of length l metre has self inductance L henry. If number of turns
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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