EASY
10th ICSE
IMPORTANT
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Why does the light ray directed towards optical centre of the lens do not deviate from its path after refraction?

Important Questions on Refraction Through a Lens

EASY
10th ICSE
IMPORTANT
Why a light ray from tip of the object and parallel to principal axis after refraction from the lens passes through the second focus?
EASY
10th ICSE
IMPORTANT
Does a convex lens form virtual image of an object? Support your answer with the help of a neat ray diagram.
EASY
10th ICSE
IMPORTANT
Parallel light rays from a distant object falls on a convex lens at some angle to the principle axis. Draw a neat ray diagram to show the image formation from the lens.
EASY
10th ICSE
IMPORTANT
Parallel light rays inclined at an angle of  10 ° to principal axis fall on a convex lens. Draw a neat diagram and show the position of the image. Using an appropriate scale, find the size of the image.
MEDIUM
10th ICSE
IMPORTANT
A thin watch glass is partially filled with glycerine. What type of lens this liquid forms?
EASY
10th ICSE
IMPORTANT
An object is placed beyond 2F in front of the lens. Draw a neat ray diagram to show the image formation from the lens.
EASY
10th ICSE
IMPORTANT
A convex lens forms real, inverted and diminished image of the object. What is the position of the object? Draw a neat diagram to support your answer.
EASY
10th ICSE
IMPORTANT
A convex lens forms real, inverted but diminished image in size. What is the position of the object? Draw a neat diagram to support your answer.