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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: - Consider two particles of different masses. In which of the following situations
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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
- Consider two particles of different masses. In which of the following situations
- By sucking through a straw, a student can reduce the pressure of his lungs
- A circular disc X of radius R is made from an iron plate of thickness t and another disc
- A potentiometer wire is 100cm long and a constant potential difference is maintained
- To what temperature should the hydrogen at room temperature (27°C) be heated at constant
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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