Question

Mules. Draw a line through points Pa and
Puisih in point R. Draw ray RS by taking point S on the lin
TU 14. Remove pins P, and P, and the prism. Join QR and draw normal MN
Jon
point R.
(7) Extend ray PO
v PQ (incident ray) in the same direction and ray RS (emergent ray) in the opposite
intersect each other in point T.
to interso
(8) Measure the an
le (1) angle of incidence (1) (2) angle of refraction (r.) (3) angle of deviation (s) and
(e). Enter the same in the observation table.
above procedure for angles of incidence of 45° and 60°.
n ray) in the opposite direction
of emergence (e). Ente
(9) Repeat the above
Figure :
Extended path of
the emergent ry
M
,
Extended path of
the incident ray
N2
1: angle of incidence,
angle of refraction at the surface AB,
1: angle of incidence at the surface AC
8: angle of deviation,
e: angle of emergence
Pio
Pe
N, M₂
Prism
Emergent ray
Incident ray
B
Refraction of light through a glass prism
be path of the ray for angle of incidence of 30°/45°/60° is PQRS.
ervation : The path of the
ervation Table :
of incidence (1)
Angle of refraction (r)
Angle of deviation (8)
Angle of emergence
Sr. No. / Angle of incide
30°
1
45°
60°
3
ences :
ce (1) > the angle of refraction (r).
The angle of incidence (1) ► the angle
(This means that when a ray o
at when a ray of light travels from air to glass, It bends towards the normat
on the angle of incidence​

Answer 1

Answer:

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