Advertisements
Advertisements
Question
Say TRUE or FALSE
Rainbow is formed by dispersion of which light by water drops
Options
True
False
Advertisements
Solution
Rainbow is formed by dispersion of which light by water drops- True
APPEARS IN
RELATED QUESTIONS
Which is optically denser: water or air? Give reason
What do you understand by the term spectrum?
If a monochromatic beam of light undergoes minimum deviation through an equiangular prism, how does the beam pass through the prism, with respect to its base?
Draw a labelled diagram: Dispersion of light through a prism.
Write three conditions necessary to obtain a pure spectrum on a screen. Name the instrument in which the conditions stated by you are fulfilled.
What do you understand by spectrum? Name the seven prominent colours in order, as obtained in the spectrum of white light.
Rainbow is a beautiful natural phenomenon. It is the combined effect of a natural three processes together produced by light. Write it into the circle.
The dispersive powers of flint glass and crown glass are 0.053 and 0.034, respectively and their mean refractive indices are 1.68 and 1.53 for white light. Calculate the angle of the flint glass prism required to form an achromatic combination with a crown glass prism of refracting angle 4°:
State True or False:
"Wavelength of red light is close to 700 nm.”
In the following diagram showing dispersion of white light by a glass prism, the colours 'P' and 'Q’ respectively are:
