Advertisements
Advertisements
Question
An electromagnetic wave has a frequency of 500 MHz and a wavelength of 60 cm.name the medium through which it is travelling
Advertisements
Solution
Electromagnetic wave is travelling through air.
RELATED QUESTIONS
A radio can tune in to any station in the 7.5 MHz to 12 MHz band. What is the corresponding wavelength band?
State the approximate range of wavelength associated with visible light.
Name two electromagnetic waves of frequency smaller than that of violet light. State one use of each.
Give one use of gamma rays.
Name the waves of wavelength nearly 0.1 nm.
One of the following wavelengths is absent and the rest are present in the X-rays coming from a Coolidge tube. Which one is the absent wavelength?
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.)
Suppose a monochromatic X-ray beam of wavelength 100 pm is sent through a Young's double slit and the interference pattern is observed on a photographic plate placed 40 cm away from the slit. What should be the separation between the slits so that the successive maxima on the screen are separated by a distance of 0.1 mm?
The ratio of contributions made by the electric field and magnetic field components to the intensity of an EM wave is ______.
