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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.
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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 displacement ‘x’ (in meter) of a particle of mass ‘m’ (in kg) moving in one
- Two cars A and B moving with same speed of 45 km/hr along same direction.
- The half life of a radioactive isotope ‘X’ is 20 years. It decays to another element Y
- Zenor breakdown will occur if
- The current gain of a transistor in common base configuration is 0.96.
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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