Q. Emissivity and absorptivity of a surface are equal for radiation (Solved)
1. 37,500 kg
2. in ultraviolet region
3. in radio frequency range
4. with equal temperature and wavelength
5. infrared region
- d. with equal temperature and wavelength
1. 37,500 kg
2. in ultraviolet region
3. in radio frequency range
4. with equal temperature and wavelength
5. infrared region