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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
- If two soap bubbles of different radii are connected by a tube
- The self induced e.m.f. in a 0.1 H coil when the current in it is changing
- A radioactive substance has a half-life of four months. Three-fourth of substance
- A radiactive substance emits 100 beta particles in the first 2s and 50 beta
- A black body at a temperature of 227⁰C radiates heat at a rate of 20 cal m⁻²s⁻¹.
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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