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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
- A person has a minimum distance of distinct vision as 50 cm. The power of lenses
- If two slits in Young’s experiment are 0.4 mm apart and fringe width on a screen
- If a gymnast, sitting on a rotating stool with his arms outstretched, suddenly
- Van der waals,equation of state is(p+a/v²)(V-b)=nRT. The dimensions of a and b
- The interferance pattern is obtained with two coherent light sources of intensity
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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