EASY
7th CBSE
IMPORTANT
Earn 100

What type of mirror is the inside-surface of a shining steel spoon?

Important Questions on Light

MEDIUM
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Light>Exercises>Q 4
An orange having a diameter of 4 cm is kept in front of a plane mirror. What will be the diameter of the image of the orange in the mirror?
HARD
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Light>Exercises>Q 1
What is a rainbow? How is a rainbow formed?
HARD
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Light>Exercises>Q 2
Discuss the uses of convex and concave lenses.
HARD
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Light>Exercises>Q 3
How will you distinguish between a plane mirror, a concave mirror and a convex mirror without touching them?
HARD
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Light>Exercises>Q 4
David is observing his image in a plane mirror. The distance between the mirror and his image is 4 m. He moves 1 m towards the mirror. Find the distance between David and his image.
MEDIUM
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Light>Exercises>Q 1
Do laws of reflection hold good in case of spherical mirrors?
HARD
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Light>Exercises>Q 2
If an object is placed in front of a small plane mirror and a large plane mirror, what will be the difference in the size of the image formed?
MEDIUM
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Light>Exercises>Values and Life Skills
Car rearview mirrors carry a warning message that 'objects in the rearview mirror are closer than they appear'. Why do you think this is so?