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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
- If h is Planck’s constant, the momentum of a photon of wavelength 0.01 Å is
- Van der waals,equation of state is(p+a/v²)(V-b)=nRT. The dimensions of a and b
- Sodium and copper have work function 2.3 eV and 4.5 eV respectively
- A person has a minimum distance of distinct vision as 50 cm. The power of lenses
- A neutron is moving with a velocity u.It collides head on and elastically with an 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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