Question

Very Short Answer Questions:
2.1 Fill in the blanks
Inner surface of a steel spoon acts as a
Angle of reflection is between the
A Convex mirror produces a
and an
d Erect and laterally inverted image is formed in
White light is composed of seven colours was first observed by
State true or false:
a A convex lens always produces a real image.
h An object can be seen only if it emits light.
c. Laws of reflection are not followed in the case of rough surfaces
d Concave mirror is used in car headlights.
Q.2
The sides of an object and its image formed by a concave mirror
are always interchanged.
Give one word for the following
a Band of seven colours.
b Image that can not be formed on the screen.
c Sideways inverted image
d Mirror which has shiny surface inwards.
On which principle periscope is based?
Define refraction of light. State the rules when the rays passes from one medium​

Answer 1

Answer:

is. yor. are. on. the ib