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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
- A circular coil of radius 10cm and 100 turns carries a current 1 A.
- The radius of the first orbit of the hydrogen atom is a₀. The radius of the second orbit
- At what angle should the two forces 2P and √2 P act,so that the resultant force is P√10?
- The frequency of light ray having the wavelength 3000Å is
- A thin rod of length L and mass M is held vertically with one end on the floor
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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