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A black body at a temperature of 227⁰C radiates heat at a rate of 20 cal m⁻²s⁻¹. When its temperature is raised to 727⁰C, the heat radiated by it in cal m⁻²s⁻¹ will be closest to
Options
(a) 40
(b) 160
(c) 320
(d) 640
Correct Answer:
320
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - The nuclei of which one of the following pairs of nuclei are isotones?
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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 nuclei of which one of the following pairs of nuclei are isotones?
- A particle starting from the origin (0, 0) moves in a straight line in the (x, y) plane
- Wave nature of light is verified by
- A metal rod of length l cuts across a uniform magnetic field B with a velocity v.
- A particle having a mass of 10⁻² kg carries a charge of 5 x 10⁻⁸C
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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