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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 bullet is shot from a riffle. As a result the rifle recoils.The kinetic energy of riffle
- A heavy small sized sphere is suspended by a string of length l.The sphere rotates
- The length of second pendulum is 1 m on earth. If mass and diameter
- If in a L-R series circuit the power factor is 1/2 and R=100Ω, then the value of L is,
- A cylindrical tank is filled with water to a level of 3m. A hole is opened at a height
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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