Question

MIO
(b) convex
(a) concave
O
(c) plane
(d) all of these
In Fig.(a), we are holding
1.
(b) convex lens
(a) concave lens
(c) plane lens 0 (d) convex mirror
after a few minutes.
(b) starts spreading
(d) remains the same
2.
8
8
Fig. (a)
Fill in the blanks:
mirrors are used as rear-view mirrors in automobiles.
C.
1.
2.
3-
called
4.
of light.
mirrors are used by dentists to see enlarged image of teeth.
lenses are used as reading glass.
5.
6.
D.
correctly:
1.
2.
The image formed by a convex lens is inverted, magnified and real, when a
een the lens and the focus.
3.
virtual image.
Look at the Fig. (a) given alongside and tick () the correct options:
In Fig. (a), the black paper
(a) cools down
7. Sunlight (white light) is a combination of
State whether the following statements are true (T) or false (F). Rewrite the false
The image formed by the plane mirror is real and erect.
Concave mirrors are used in the headlights of car.
(c) starts burning
The distance between the optical centre and the principal focus of the lens is called
The band of seven colours formed on white screen when white light passes through a pris
The splitting of white light into seven colours is called​

Answer 1

Answer:

the splitting of white light into its band of seven colours is called spectrum