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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
- In a common emitter transistor amplifier, the voltage gain is
- A beam of cathode rays is subjected to crossed Electric (E) and Magnetic fields (B)
- Heat is supplied at constant pressure to diatomic gas. The part of this heat that goes
- A body revolved around the sun 27 times faster than the earth. What is the ratio
- An alternating voltage e=200s in100t is applied to a series combination
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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