Navigate

A polished metal plate has a rough and black-spot. It is heated to 1400 K

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.

BHU2007
admin:

Related Questions

  1. The wing span of an aeroplane is 20 m. It is flying in a field where the vertical
  2. Stress to strain ratio is equivalent to
  3. Two discs of same material and thickness have radii 0.2 m and 0.6 m.
  4. A spherical drop of capacitance 1μF is broken into eight drops of equal radius.
  5. A magnetic needle suspended parallel to a magnetic field requires √3J of work