Login
Login
Sign up
Start
Mathmania
Teacher tutorials
TOP
Subjects
Bridge Course
Testworks
Subject updates
Ya+
News
Send feedback
See more
Contacts
About Us
Terms and Conditions
Privacy Policy
PDF chapter test
TRY NOW
Subjects
Science State Board
Class 7
Light
Textbook questions
16.
Answer the following questions in short I
Exercise condition:
4
m.
With the help of a diagram, state the laws of reflection.
a
. If the light ray strikes the mirror at an angle \(30\) \(degree\), the angle of reflection is
\(30\) degree
\(60\) degree
.
b
. At the point of incidence, the incident ray, reflected ray, and normal are all on the
same plane
different plane
.
Login
or
Fast registration
Previous exercise
Exit to the topic
Next exercise
Send feedback
Did you find an error?
Send it to us!