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A black body radiates 20 W at temperature 227⁰C. It temperature of the black body is changed to 727⁰C, then its radiating power will be
Options
(a) Lamp black
(b) Platinum black
(c) Highly heated charcoal lamp
(d) Cavity maintained at constant temperature
Correct Answer:
Cavity maintained at constant temperature
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
- A particle starting from the origin (0, 0) moves in a straight line in the (x, y) plane
- By the succesive disintegration of ₉₂U²³⁸, the final product obtained is ₈₂Pb²⁰⁶, then
- Two identical long conducting wires AOB and COD are placed at right angle
- When a Daniel cell is connected in the secondary circuit of a potentiometer,
- Water flows through a pipe. The area of cross-section at one place A₁=10 cm²,
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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