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Question 13

Which of the following bodies will lose its heat at the fastest rate? The bodies have the same surface area and initial temperature.

  • A.A sphere painted black and dull in appearance
  • B.A cube painted glossy white
  • C.A toroid painted shiny black
  • D.A sphere panted shining red.
Objective

Question details

Exam body
OAU
Subject
Physics
Year
2017/2018
Question no.
#13
Type
Objective
Previous · Q12The process of ejecting electrons from a body by heating it is referred to as Next · Q14 An object is 5cm away from the pole of a convex lens whose radius of curvature…

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