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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: - A slab consists of two parallel layers of two different materials of same thickness
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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 slab consists of two parallel layers of two different materials of same thickness
- Which one of the following equations of motion represents simple harmonic motion?
- The ratio of longest wavelength corresponding to Lyman and Blamer series
- If 20% of a radiactive element decays in 10 days, then amount of original material left
- A solenoid 1.5 m long and 0.4 cm in diameter possesses 10 turns per cm length
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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