Question:
1 A polished metal plate with rough black spot marked on it
Last updated: 6/12/2023
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1 A polished metal plate with rough black spot marked on it is heated to about 1500 K and quickly taken into a dark room Which of the following statement would be true 1 The spot appear darker than plate 2 Spot and plate will appear equally bright 3 The plate and spot will disappear in dark 4 The spot appear brighter than plate 11