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This quiz is about optics part of physics. Do you know about optics?
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Lenses and Mirrors
Same or different colors?
Artificial or Natural
How many squares are there?
Photo or image?
Left or right hand?
Pick The Correct Group
Which one among the following is used to make periscope?
Concave mirror
Double sided mirror
Plane mirror
Convex mirror
What kind of image is created by a concave lens?
Inverted and smaller
Upright and larger
Inverted and larger
Upright and smaller
What kind of lens is used by short-sighted persons?
Convex lens
Concave lens
Compound lens
Cylindrical lens
A spherical air bubble is embedded in a piece of glass. For a ray of light passing through the bubble, it behaves like a
Diverging lens
Converging lens
Plano-diverging lens
Plano-converging lens
The human eye is like a camera and hence it contains a system of lens. The eye lens forms
An upright real image on the retina
An upright virtual image on the retina
An inverted real image on the retina
An inverted virtual image on the retina
A number of images of a candle flame can be seen in a thick mirror. The brightest image is
First
Second
Last
All are of same brightness
The mirror used for the head light of a car is Spherical concave
Cylindrical
Parabolic concave
Plane
Spherical concave
The radius of curvature of a plane mirror is
Zero
Between zero and infinity
Infinity
None of the above
How far must an object be from a concave mirror if the image formed is to be inverted?
Less than its focal length
More than its focal length
Exactly at its focal length
The ratio of the focal length of the objective to the focal length of the eyepiece is greater than one for
A telescope
Neither microscope nor telescope
Both microscope and telescope
A microscope
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