Thermal radiations occur in the portion of electromagnetic spectrum be – McqOptions

MCQOPTIONS

1.	Thermal radiations occur in the portion of electromagnetic spectrum between the wavelengths
A.	10<sup> -2</sup> to 10<sup> -4</sup> micron
B.	10<sup> -1</sup> to 10<sup> -2</sup> micron
C.	0.1 to 10<sup> 2</sup> micron
D.	10<sup> -2</sup> micron onwards
Answer» D. 10<sup> -2</sup> micron onwards

Discussion

No Comment Found

Related MCQs

Radiation emitted by a black surface is a function of wavelength and temperature but is independent of direction.
For a prescribed wavelength a black body radiates how much energy at the temperature of body?
The electromagnetic waves are emitted as a result of(i) Vibrational movement(ii) Rotational movement(iii)Atomic or sub-atomic particles comprising the matterIdentify the correct statement
FOR_A_PRESCRIBED_WAVELENGTH_A_BLACK_BODY_RADIATES_HOW_MUCH_ENERGY_AT_THE_TEMPERATURE_OF_BODY??$
Radiation_emitted_by_a_black_surface_is_a_function_of_wavelength_and_temperature_but_is_independent_of_direction.$
What is the wavelength band for cosmic rays?
A perfectly black body
Thermal radiations occur in the portion of electromagnetic spectrum between the wavelengths
Energy released by a radiating surface is not continuous but is in the form of successive and separate packets of energy called
Radiation exchange occurs in