Physics
Two waves A and B have wavelengths 0.01 Å and 9000 Å respectively. The waves A and B are:
- Gamma wave and ultraviolet wave respectively.
- Microwave and infrared wave respectively.
- Radiowave and gamma wave respectively.
- Gamma wave and infrared wave respectively.
Related Questions
The frequency range of visible light is from 3.75 × 1014 Hz to 7.5 × 1014 Hz. Calculate its wavelength range. Take speed of light = 3 x 108 m s-1
When an electromagnetic wave passes from one medium to the other, which property remains unchanged ?
- speed
- wavelength
- direction of travel
- frequency
The correct arrangement of the following radiations in an increasing order of their wavelengths is :
X-rays, infrared rays, gamma rays, microwaves.
- gamma rays, infrared rays, X-rays, microwaves
- gamma rays, X-rays, microwaves, infrared rays
- gamma rays, X-rays, infrared rays, microwaves
- X-rays, gamma rays, infrared rays, microwaves
The source of ultraviolet light is —
- electric bulb
- red hot iron ball
- sodium vapour lamp
- carbon arc-lamp