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A black body is heated from 27° C to 127° C. The ratio of their energies of radiations emitted will be
Options
(a) 3 : 4
(b) 9 : 16
(c) 27 : 64
(d) 81 : 256
Correct Answer:
81 : 256
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
- When germanium is doped with phosphorus what type of semiconductor is produced?
- A transformer is used to light a 100 W and 110 V lamp from a 220 V mains.
- The first line in Lyman series has wavelength λ. The wavelength
- If v is the speed of sound in air, then the shortest length of the closed pipe
- The binding energy of deutron is 2.2 MeV and that of ₂⁴He is 28 MeV.
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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