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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.
Related Questions: - The maximum and minimum intensities of two sources is 4:1. The ratio of amplitude is
- An electric dipole of dipole moment p is placed in a uniform external electric field
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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
- The maximum and minimum intensities of two sources is 4:1. The ratio of amplitude is
- An electric dipole of dipole moment p is placed in a uniform external electric field
- A moving coil galvanometer of resistance 100 Ω is converted to ammeter by a resistance
- A transformer rated at 10 kW is used to connect a 5 kV transmission line to a 240 V
- All components of the electromagnetic spectrum in vacuum have the same
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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