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A polished metal plate has a rough and black-spot. It is heated to 1400 K and brought immediately in dark room. Then
Options
(a) The spot will appear darker than the plate
(b) The spot will appear brighter than the plate
(c) The spot and plate will appear equally bright
(d) The spot will appear darker and brighter than the plate periodically
Correct Answer:
The spot will appear brighter than the plate
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
- The potential of a large liquid drop when eight liquid drops are combined is 20 V.
- A microscope is having objective of focal length 1 cm and eye-piece of focal length 6 cm.
- Electrons of mass m with de-Broglie wavelength λ fall on the target in an X-ray tube.
- The electric resistance of a certain wire of iron is R. If its length and radius
- A heavy stone hanging from a massless string of length 15 m is projected
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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