Advertisements
Advertisements
Question
To which part of electromagnetic spectrum does a wave of frequency 3 × 1013 Hz belong?
Advertisements
Solution
The frequency 3×1013 Hz belongs to infrared region of electromagnetic spectrum.
APPEARS IN
RELATED QUESTIONS
State the approximate range of wavelength associated with visible light.
Name of physical quantity which remains same for microwaves of wavelength 1 mm and UV radiations of 1600 Å in vacuum.
Can X-rays be used for photoelectric effect?
50% of the X-ray coming from a Coolidge tube is able to pass through a 0.1 mm thick aluminium foil. The potential difference between the target and the filament is increased. The thickness of the aluminium foil that will allow 50% of the X-ray to pass through will be
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.)
-
- Calculate the speed of the wave.
- Name the medium through which it is traveling.
What is the wavelength of the wave whose frequency is 1012 Hz? Name the electromagnetic wave.
Answer briefly.
Does an ordinary electric lamp emit EM waves?
Which electromagnetic radiation has the highest frequency and shortest wavelength?
