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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
- The lowest frequency of light that will cause the emission of photoelectrons
- Three solids of masses m₁,m₂ and m₃ are connected with weightless string
- Two metal wires of identical dimensions are connected in series. If σ₁ and σ₂ are
- A moving neutron collides with a stationary α-particle.The fraction of the kinetic energy
- A body covers 200 cm in the first 2 seconds and 220 cm in the next 4 seconds.
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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