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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
- If in a p-n junction, a square input signal of 10 V is applied as shown, then the output
- 4 point charges each +q is placed on the circumference of a circle
- A capacitor having a capacity of 2 μF is charged to 200V and then the plates
- A scooter is going round a circular road of radius 100 m at a speed of 10m/s
- Oil spreads over the surface of water where as water does not spread
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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