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Pick out the correct statement. | |
A. | Higher is the temperature of the radiating body, higher is the wavelength of radiation. [Wrong Answer] |
B. | Logarithmic mean area is used for calculating the heat flow rate through a thick walled cylinder. [Correct Answer] |
C. | The wavelength corresponding to maximum mono-chromatic emissive power increases with rise in temperature. [Wrong Answer] |
D. | Solid angle subtended by the finite surface at the radiating element is called the angle of incidence. [Wrong Answer] |