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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
- A condenser has a capacity 2 μF and is charged to a voltage of 50 V. The energy
- The thermo e.m.f. E in volts of a certain thermocouple is found to vary
- A series R-C circuit is connected to an alternating voltage source. Consider two
- In vacuum, to travel distance d, light takes time t and in medium to travel distance
- Which of the following will be σ if Y=2.4 η?
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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