MEDIUM
7th CBSE
IMPORTANT
Earn 100

A concave lens can produce both real and virtual images. 

50% studentsanswered this correctly

Important Questions on Light and Reflection

MEDIUM
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 15 - Light and Reflection>Chapter Review>Q 1
Which form of energy enables us to see things? 
MEDIUM
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 15 - Light and Reflection>Chapter Review>Q 2
What is the phenomenon of bouncing back of light after striking a polished surface called? 
MEDIUM
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 15 - Light and Reflection>Chapter Review>Q 3
What is the phenomenon in which left appears on right and right appears on left in a plane mirror called? 
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 15 - Light and Reflection>Chapter Review>Q 4
What is the geometrical centre of the mirror formed called?
MEDIUM
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 15 - Light and Reflection>Chapter Review>Q 5
What type of lens is used by a dentist to examine teeth?
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 15 - Light and Reflection>Chapter Review>Q 1
What is rectilinear propagation of light?
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 15 - Light and Reflection>Chapter Review>Q 2
What are incident rays?
MEDIUM
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 15 - Light and Reflection>Chapter Review>Q 3
What is the relation between radius of curvature and focal length of a concave mirror?