- Mirages are caused by the refraction of light in air layers of different temperatures/densities. - The key process leading to the visible illusion of a mirage is total internal reflection of light rays upwards towards the observer.
Mirage formation is an example of
Asked in UPPSC Upper Mains 2014 · Topic: Optics (Total Internal Reflection and applications)
More Physics questions
- A cut diamond shines brilliantly due to :
- Assertion (A): Small glass beads fixed on traffic signals glow brightly when light falls upon them. Reason (R): Light is totally reflected when the angle of incidence exceeds a certain critical value and light travelling in a denser medium is reflected from a rarer medium.
- Total internal reflection can take place when light travels from
- The fibre optics is based on the principle of
- Mirage formation is the example of
- Mirage formation is the example of - Refraction - Diffraction - Total internal reflection - Dispersion
- Optical fibres work on the principle of
- The wavelength of visible spectrum is in the range