Advertisements
Advertisements
प्रश्न
In which of the following four diagrams is the correct path of a ray of light passing through a glass prism shown ?
Advertisements
उत्तर
When a ray of light enters from air into the glass prism, it bends towards the normal and when it goes out from glass to air, it bends away from the normal. This can be observed only in figure A.
Hence, the correct option is A.
APPEARS IN
संबंधित प्रश्न
Define the term dispersion of white light.
Out of the following, the colour of light having the maximum wavelength is:
(a) violet
(b) indigo
(c) green
(d) orange
The diagram below shows the path taken by a narrow beam of yellow monochromatic light passing through an equiangular glass prism. If the yellow light is replaced by a narrow beam of white light incident at the same angle, draw another diagram to show the passage of white light through the prism and label it to show the effect of prism on the white light.
A wave has wavelength 50Å of State its one use.
Say TRUE or FALSE
Rainbow is formed by dispersion of which light by water drops
State the correct sequence (1-7) of colours in the spectrum formed by the prisms A and B, shown in the following figure.
What is Newton’s disc?
The periscope is an optical device with a polished surface that reflects the light falling on it.
Curved mirrors have surfaces that are spherical, cylindrical, parabolic, and ellipsoid.
dispersive power of crown glass? Given that µv = 1.5230, µr = 1.5145
