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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 wire of a certain material is stretched slowly by ten percent. Its new resistance
- The bandgap in Germanium and silicon, in eV, are respectively
- When a ball is thrown up vertically with velocity vₒ,it reaches a maximum height
- A capacitor of capacitance 100μF is charged by connecting it to a battery of voltage
- Two charges placed in air repel each other by a force of 10⁻⁴ N. When oil is
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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