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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 particle of mass m is driven by a machine that delivers a constant power k watts
- When the angle of incidence is 60° on the surface of a glass slab, it is found
- A particle is released from rest from a tower of height h, i.e,t₁ : t₂ : t₃ is
- The half-life period of a radio-active element X is same as the mean life time
- A bar magnet of moment of inertia I is vibrated in a magnetic field of induction
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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