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Perfectly black body radiates the energy 18 J/s at 300K. Another ordinary body of e=0.8 having same are at 500K will radiate
Options
(a) 111 J/s
(b) 421 J/s
(c) 321 J/s
(d) 221 J/s
Correct Answer:
111 J/s
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
- The de-Broglie wavelength of neutron in thermal equilibrium at temperature T is
- The wavelength of Kα line in copper is 1.5Å. The ionisation energy of K electron in copper is
- In a n-p-n transistor about 10¹⁰ electrons enter the emitter in 2 μs,
- Two balls are dropped from heights h and 2h respectively. The ratio of times
- Monochromatic radiation emitted when electron on hydrogen atom
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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