List of top Physics Questions on Optics asked in CET Delhi Polytechnic

The speed of light is :
What kind of mirror would be best suited for use in Solar Cooker ?
A Solar water heater cannot be used to get hot water on :
The change in focal length of an eye lens is caused by the action of :
The phenomenon of splitting of white light through prism into a band of colours is called :
Stars twinkle due to :
Name the two phenomenon involved in the formation of rainbow :
Which of the following materials cannot be used to make a lens ?
The angle of incidence of any light passing through the centre of curvature of a spherical mirror is :
Refractive index of water w.r.t. air is 1.33. What is the refractive index of air w.r.t. water ?
The focal length of a convex lens is 18 cm and the size of the image is a quarter of the object. The object is situated at a distance of:
The range of vision of a normal human eye is from :

Which colour has minimum angle of deviation ?

Stars twinkle due to :