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प्रश्न
Give one use of electromagnetic radiation in Ultraviolet radiation.
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उत्तर
Ultraviolet radiation is used for sterilizing purposes.
संबंधित प्रश्न
What role dose infra-red radiation play in physical therapy?
If the earth did not have an atmosphere, would its average surface temperature be higher or lower than what it is now?
Why is exposure to X-rays injurious to health but not exposure to visible light, when both are electromagnetic waves?
Iron emits Kα X-ray of energy 6.4 keV. Calculate the times taken by an iron Kα photon to cross through a distance of 3 km.
(Use Planck constant h = 4.14 × 10-15 eVs, speed of light c = 3 × 108 m/s.)
Find the cutoff wavelength for the continuous X-rays coming from an X-ray tube operating at 30 kV.
(Use Planck constant h = 4.14 × 10-15 eVs, speed of light c = 3 × 108 m/s.)
The Kα and Kβ X-rays of molybdenum have wavelengths 0.71 A and 0.63 A respectively. Find the wavelength of Lα X-ray of molybdenum.
The distance between the cathode (filament) and the target in an X-ray tube is 1.5 m. If the cutoff wavelength is 30 pm, find the electric field between the cathode and the target.
(Use Planck constant h = 6.63 × 10-34 Js= 4.14 × 10-15 eVs, speed of light c = 3 × 108 m/s.)
Name the radiation which can be detected by thermopile.
What is the wavelength of the wave whose frequency is 1012 Hz? Name the electromagnetic wave.
Which one of the following electromagnetic radiation has the least wavelength?
