MEDIUM
7th CBSE
IMPORTANT
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If all rays falling on a convex lens are parallel to the principal axis of the lens, what happens to them after they pass through the lens?

Important Questions on Light

MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 16 - Light>ORAL QUESTIONS>Q 4
There is only one point on a concave or convex lens, a ray passing through which is not deviated at all. Where does this point lie and what is it called? 
MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 16 - Light>ORAL QUESTIONS>Q 5
A lens is found to form both real and virtual images of an object, depending on the position of the object with respect to the lens. What kind of lens is it- convex or concave?
EASY
7th CBSE
IMPORTANT
Living Science 7>Chapter 16 - Light>ORAL QUESTIONS>Q 6
Sunlight consists of light of only one colour. Do you agree? Give reasons
MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 16 - Light>EXERCISES>Q A
The image formed by a plane mirror is :
EASY
7th CBSE
IMPORTANT
Living Science 7>Chapter 16 - Light>EXERCISES>Q A
Which of the following images is real?
EASY
7th CBSE
IMPORTANT
Living Science 7>Chapter 16 - Light>EXERCISES>Q A
A spherical mirror with its reflecting surface on the outside is a
EASY
7th CBSE
IMPORTANT
Living Science 7>Chapter 16 - Light>EXERCISES>Q A
A virtual image formed by a plane or a spherical mirror _____.
MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 16 - Light>EXERCISES>Q A
If a concave mirror forms a real magnified image of an object, the object is located