REFRACTION OF LIGHT)
lckatus lepratin 2lutatustte causeg
RElRACION OE LLG47
Repatim iaugahangeuin theuspeed
a2a)sAouwpkatingLigeuttksgaaglass slas
cShou latenol lisplaement
A Crar)Inident ray
B
LA-2
fN'NORmAL
Rypated Ray
D
qlass (acnsv)
arng
ABD INTERFACEY
Datre csplaement
3
llhatuslanot dolaumant2 nwas
cusplacn
dnglagnidnu.
zsnaltsntujaugtustAanspaa
plare
wnidcnc, Dlltnsan
msuas Snel'S
Sósolute RI, =2=C-3XI0
mfss
V
V
RI.
Relatice RI
221
VI
V2
SUn
V
a2
2.42
)cntkssLLCCUuatuxe
a) Piaeioal avs
s)gaeéere
A )0PTnCAL CENTRE- hcenthalypntya le
2)CEN TRESOE CURVATURE- L ans sihua
spheical buyacas. achgutiese &lapu
thse sphuss ar Called CENTRES OE
CURVATURE Gtthe Lns.
) PRINCLPAL
Sbeaight
AxIS-Lbaumaginany
lnpassng thuoagh QsntLsg
4) RADIUS OF
s)
CURVATURE-tus the istoma
The ypckúu
APERATUREdiametr yith
caulas Bublanc
g2&ptriol
lensus
calted
uk
dpexlxe
6)
PRINCIPAL FOCUS OF CONCAVE
acinjoal avis ara yaling on a toncaue lers.
L4gocaning Lto'diungapomaypsinkon
eetcypunjpal avis.hispont onpuinjpat
Lb)PRINCIPAL FOCUs OE CON VEX LENS -Setalas
lighyoaraeltothe ypinioal aus ae
baypsnt onthepnipalavis hus point
ntte pinioalaui uiLcOLled the psinijpe
yous yithe Lns
)he clistamugprinjoatysws yAomutu
CON VEX LENS
Junging action y, CoNCAELENS
2F
Fi
Posikis-)
0tEa
Size- pont bized
Watuu Rual4 wanyintza
2F2
F
ojectBysnaC
A
Natur i Keal4inuetéea
Sizciaauaised
Wakeute- Real4 inuaxtes
Size- &ame Sized
A
C
B
EF
Sczu- Erlarged
A
A
BI
F
Size- ighy Lnlanged
F 6
39
arau tay iageams
F
A9
tnoge- ME,
Aiza-bughy dimiaisiy
Roné
Cens
maçe-Dimiaiskes
lestual4 Ekeck
A'
A-10VE-10 cmm, ys-15 cmyu?
-3+ 2
30
-3o
=-30.cmm
E0.33
-30
20mball --11
V
t=-2t3
30=mageå yomedota dat
30
gpticalnu mage &cal
A'(2o)30/1s)
=-4.0 cme
amdumutea
inextea ana keal.Gus ysmed beloe
yaxeinoalauis ha, akeal4iuuntod inap
Yom tal cs, ytmead at aeB0 mGn shar sLde
A-l2he5cm, f 20cm, uE-30 cam
V= 60cm
60
wnertec
) m=yhl
(-30)5
dau the ceay ciagtam.
CPOSITI ON)
3a-1Scon, Va-l0 om
g-3+2
-S)
-10)
30
30. cml,
amd uitual
m1 henu umage us aumiaishcd
15 cin
B
30 cm
2) Per = 4
S15
2 1
=1
NCERT QUES
A-i&NPasiion shsldbe atRE Ance the kinage
is
eat
6amme sczed
atadistanu 50.cm.
V=2=50cm
f
6.25
y 50 =
25
P=l= 1 =-0.5 D
4-2
2
Scm 0.2Sm