CBSE Class 12 Question Paper 2024 Electical Technology

CBSE

Series &RQPS Set-4
àíZ -nÌ H$moS>
Q.P. Code
343
amob Z§. narjmWu àíZ-nÌ H$moS> >H$mo CÎma-nwpñVH$m Ho$
Roll No. _wI-n¥ð >na Adí` {bIo§ &
Candidates must write the Q.P. Code
on the title page of the answer-book.

{dÚwV àm¡Úmo{JH$s
ELECTRICAL TECHNOLOGY

{ZYm©[aV g_` : 3 KÊQ>o A{YH$V_ A§H$ : 60
Time allowed : 3 hours Maximum Marks : 60

ZmoQ> NOTE
(I) H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _o§ _w{ÐV (I) Please check that this question paper
contains 15 printed pages.
n¥ð> 15 h¢ &
(II) H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _| (II) Please check that this question paper
contains 24 questions.
>24 àíZ h¢ &
(III) àíZ-nÌ _| Xm{hZo hmW H$s Amo a {XE JE (III) Q.P. Code given on the right hand side of
the question paper should be written on
àíZ-nÌ H$moS >H$mo narjmWu CÎma-nwpñVH$m Ho$ the title page of the answer-book by the
_wI-n¥ð> na {bI| & candidate.
(IV) H¥$ n`m àíZ H$m CÎma {bIZm ewê$ H$aZo go (IV) Please write down the serial number of
the question in the answer-book before
nhbo, CÎma-nwpñVH$m _| àíZ H$m H«$_m§H$ attempting it.
Adí` {bI| &
(V) Bg àíZ-nÌ H$mo n‹ T>Zo Ho$ {bE 15 {_ZQ (V) 15 minute time has been allotted to read
this question paper. The question paper
>H$m g_` {X`m J`m h¡ & àíZ-nÌ H$m will be distributed at 10.15 a.m. From
{dVaU nydm©• _| 10.15 ~Oo {H$`m OmEJm & 10.15 a.m. to 10.30 a.m., the students will
10.15 ~Oo go 10.30 ~Oo VH$ N>mÌ Ho$db read the question paper only and will not
àíZ-nÌ H$mo n‹T>|Jo Am¡a Bg Ad{Y Ho$ Xm¡amZ write any answer on the answer-book
during this period.
do CÎma-nwpñVH$m na H$moB© CÎma Zht {bI|Jo &

11-343 1 P.T.O.

gm_mÝ` {ZX}e :
(i) H¥$n`m {ZX}em| H$mo Ü`mZ go n‹T>| &
(ii) Bg àíZ-nÌ _| Xmo IÊS>m| _| 24 àíZ h¢ : IÊS> H$ Am¡a IÊS> I &
(iii) IÊS> H$ _| dñVw{ZîR> àH$ma Ho$ àíZ h¢ O~{H$ IÊS> I _| {df`naH$ àH$ma Ho $ àíZ h¢ &
(iv) {XE JE (6 + 18) = 24 àíZm| _| go, Cå_rXdma H$mo 3 K§Q>o Ho $ Am~§{Q>V (A{YH$V_) g_` _|
(6 + 11) = 17 àíZm| Ho$ CÎma XoZo h¢ &
(v) {H$gr {deof IÊS> Ho$ g^r àíZm| H$mo ghr H«$_ _| H$aZo H$m à`mg {H$`m OmZm Mm{hE &
(vi) IÊS> H$ : dñVw{ZîR> àH$ma Ho$ àíZ (30 A§H$) :
(a) Bg IÊS> _| 6 àíZ h¢ &
(b) H$moB © ZH$mamË_H$ A§H$Z Zht h¡ &
(c) {XE JE {ZX}em| Ho$ AZwgma H$s{OE &
(d) àË`oH$ àíZ /^mJ Ho$ gm_Zo Am~§{Q>V A§H$m| H$m CëboI {H$`m J`m h¡ &
(vii) IÊS> I : {df`naH$ àH$ma Ho$ àíZ (30 A§H$) :
(a) Bg IÊS> _| 18 àíZ h¢ &
(b) Cå_rXdma H$mo 11 àíZ H$aZo h¢ &
(c) {XE JE {ZX}em| Ho$ AZwgma H$s{OE &
(d) àË`oH$ àíZ /^mJ Ho$ gm_Zo Am~§{Q>V A§H$m| H$m CëboI {H$`m J`m h¡ &

IÊS> H$ $
(dñVw{ZîR> àH$ma Ho$ àíZ) (30 A§H$)
1. {Z`moOZ (amoµOJma) `mo½` H$m¡eb na {XE JE 6 àíZm| _| go {H$Ýht 4 àíZm| Ho$ CÎma
Xr{OE & 4´1=4
(i) ldU (gwZZm) H$mo n[a^m{fV H$s{OE &
(ii) ñd-à~§YZ H$m¡eb H$mo n[a^m{fV H$s{OE &
(iii) bú`moÝ_wIr ì`dhma H$aZo Ho$ {bE Ano{jV àoaUm (àd¥{Îm) Ho$ ê$n _| _________
H$mo n[a^m{fV {H$`m J`m h¡ &
(iv) dH©$erQ> na H$m°b_ Am¡a n§[ŠV (amo) Ho$ B§Q>agoŠeZ H$mo Š`m H$hm OmVm h¡ ?
(v) ñQ>mQ>©An Š`m h¡ ?
(vi) h[aV n`©Q>Z _________ H$m loîR> Cn`moJ H$aVm h¡ &>
11-343 2

General Instructions :
(i) Please read the instructions carefully.
(ii) This question paper consists of 24 questions in two Sections : Section A
and Section B.
(iii) Section A has Objective type questions whereas Section B contains
Subjective type questions.
(iv) Out of the given (6 + 18) = 24 questions, a candidate has to answer
(6 + 11) = 17 questions in the allotted (maximum) time of 3 hours.
(v) All questions of a particular section must be attempted in the correct
order.
(vi) Section A : Objective Type Questions (30 marks) :
(a) This section has 6 questions.
(b) There is no negative marking.
(c) Do as per the instructions given.
(d) Marks allotted are mentioned against each question/part.
(vii) Section B : Subjective Type Questions (30 marks) :
(a) This section has 18 questions.
(b) A candidate has to do 11 questions.
(c) Do as per the instructions given.
(d) Marks allotted are mentioned against each question/part.

SECTION A
(Objective Type Questions) (30 marks)
1. Answer any 4 out of the given 6 questions on Employability Skills. 4x1=4
(i) Define listening.
(ii) Define self-management skills.

(iii) __________ is defined as the drive required to engage in
goal-oriented behaviour.

(iv) What is the intersection of a column and a row on a worksheet
called ?

(v) What is a start-up ?
(vi) Green tourism makes optimal use of ______________ .
11-343 3 P.T.O.

2. {XE JE 7 àíZm| _| go {H$Ýht 5 àíZm| Ho$ CÎma Xr{OE & 5´1=5

(i) Ama.Eb.gr. grarµO g{H©$Q> _| Eb (L) Š`m àX{e©V H$aVm h¡ ?
(A) g{H©$Q> _| H$a§Q> ({dÚwV Ymam)
(B) g{H©$Q> ({dÚwV n[anW) H$m àoaH$Ëd (B§S>ŠQ>|g)
(C) g{H©$Q> H$m H¡$no{gQ>g| (Ym[aVm)
(D) g{H©$Q> H$m à{VamoY (ao{OñQ>g| )

(ii) E{b_|Q>ar Q´>m§g \$m°_©a _| bJm hmoVm h¡ :
(A) gm°âQ> Am`aZ (gm_mÝ` bmohm)
(B) H$mñQ> Am`aZ (T>bdm± bmohm)
(C) Vm±~m
(D) Mm±Xr

(iii) pñßbQ>-\o$µO _moQ>a H$mo `h ^r H$hm OmVm h¡ :
(A) eoS>oS> nmob _moQ>a
(B) H¡$no{gQ>a ñQ>mQ>© _moQ>a
(C) na_mZ|Q> H¡$no{gQ>a _moQ>a (ñWm`r g§Ym[aÌ _moQ>a)
(D) ao{OñQ>g| (à{VamoY) ñQ>mQ>© _moQ>a

(iv) [ñŠdab Ho$O amoQ>a Ho$ àË`oH$ ñbm°Q> (Im§Mo) _| H$m¡Z-gm _Q>o[a`b ~ma aIm OmVm
h¡ ?
(A) T>bdm± bmohm (B) _¥Xþ bmohm
(C) Vm±~m (D) ñQ>rb
(v) B§SŠeZ {H$ñ_ Ho$ {dÚwV _rQ>a _|> ________________ _w»` nmQ>© (nwO}) hmoVo h¢ &
(A) Xmo (B) VrZ
(C) nm±M (D) Mma

11-343 4

2. Answer any 5 out of the given 7 questions. 5´1=5

(i) In a series RLC circuit, L indicates :

(A) Current in the circuit

(B) Inductance of the circuit

(C) Capacitance of the circuit

(D) Resistance of the circuit

(ii) An elementary transformer is fitted with :

(A) Soft iron

(B) Cast iron

(C) Copper

(D) Silver

(iii) Split-phase motor is also known as :

(A) Shaded pole motor

(B) Capacitor start motor

(C) Permanent capacitor motor

(D) Resistance start motor

(iv) Which material bar is placed in each slot of squirrel cage rotor ?

(A) Cast iron (B) Soft iron

(C) Copper (D) Steel

(v) Induction type energy meter has ____________ main parts.

(A) Two (B) Three

(C) Five (D) Four

11-343 5 P.T.O.

(vi) BbopŠQ´>H$ JrµO a H$m ~mhar {hñgm ________________ go ~Zm hmoVm h¡ &
(A) grgm bo{nV ñQ>rb
(B) grgm bo{nV bmohm
(C) grgm bo{nV Vm±~m
(D) grgm bo{nV Mm±Xr

(vii) {H$gr CnH$aU H$s Om±M Ho$ Xm¡amZ, `{X H$moB© b¡ån (Q>oñQ>a) _§X M_H$Vm h¡, Vmo
BgH$m AW© h¡ …
(A) ŠbmoO g{H©$Q>
(B) AmonZ g{H©$Q>
(C) em°Q>© g{H©$Q>
(D) AW© \$m°ëQ>

3. {XE JE 7 àíZm| _| go {H$Ýht 6 àíZm| Ho$ CÎma Xr{OE & 6´1=6

(i) Va§J Ad{Y (dod nr[a`S>) go Amn Š`m g_PVo h¢ ?

(ii) Amo.EZ.E.E\$. (ONAF) H$m nyam ê$n Š`m h¡ ?

(iii) Egr (AC) _moQ>a Ho$ Xmo `m§{ÌH$s Xmof {b{IE &

(iv) W«r-\o$µO _moQ>a ({Ì -àmdñWm _moQ>a) Ho$ Xmo _w»` ^mJm| Ho$ Zm_ ~VmBE &

(v) {S>OrQ>b dmoëQ>_rQ>a H$m Š`m H$m`© h¡ ?

(vi) dm°Q>a hrQ>a {H$g {gÕm§V na H$m`© H$aVm h¡ ?

(vii) W_m}ñQ>¡Q> H$m Š`m H$m`© h¡ ?

11-343 6

(vi) The outer vessel of electric geyser is made of :

(A) lead coated steel

(B) lead coated iron

(C) lead coated copper

(D) lead coated silver

(vii) During the testing of an appliance, if a lamp glows dimly it means :

(A) Close circuit

(B) Open circuit

(C) Short circuit

(D) Earth fault

3. Answer any 6 out of the given 7 questions. 6´1=6

(i) What do you mean by period of a wave ?

(ii) What is the full form of ONAF ?

(iii) Write two mechanical faults of an AC motor.

(iv) Name two main parts of a three-phase motor.

(v) What is the function of a digital voltmeter ?

(vi) On which principle does the water heater work ?

(vii) What is the function of a thermostat ?

11-343 7 P.T.O.

4. {XE JE 6 àíZm| _| go {H$Ýht 5 àíZm| Ho$ CÎma Xr{OE & 5´1=5
ghr/Jµ bV {b{IE :
(i) Amny{V© Mmby H$aZo go nhbo Q´>m§g \$m°_©a H$mo µO_rZ _| ñWm{nV (^y-gån{H©$V) {H$`m
OmZm Mm{hE &
(ii) S>rgr (DC) e§Q> _moQ>a H$s J{V Am_}Ma H$a§Q ~‹T>Zo Ho$ gmW a¡{IH$ ê$n go ~‹T>Vr h¡ &
(iii) pñbn [a¨J _moQ>a H$m ñQ>m{Q>ªJ Q>m°H©$ H$_ hmoVm h¡ &
(iv) Eobw{_{Z`_ {S>ñH$ Ho$ KyU©Z (amoQ>e
o Z) H$mo H$_ H$aZo Ho$ {bE ñWm`r Mw§~H$ (_¡JZoQ>)
H$m à`moJ {H$`m OmVm h¡ &
(v) Ý`yQ´>b Vma H$mo pñdM go Omo‹S>m OmZm Mm{hE &
(vi) H$m~©Z nmCS>a H$m Cn`moJ {~Obr H$s AmJ ~wPmZo Ho$ {bE {H$`m OmVm h¡ &

5. {XE JE 6 àíZm| _| go {H$Ýht 5 àíZm| Ho$ CÎma Xr{OE & 5´1=5
H$moîRH$m| _| {XE JE ghr {dH$ën go [aŠV ñWmZm| H$s ny{V© H$s{OE :
(i) EH$ Q´>m§g\$m°_©a ________ Ho$ {gÕm§V na H$m`© H$aVm h¡ ।
(BboŠQ´>mo_¡½Zo{Q>H$ B§S>ŠeZ /b|µO {Z`_)
(ii) S>rgr (DC) _moQ>a H$s ________ _w»` {deofVm/{deofVmE± h¡/h¢ & (EH$/VrZ)
(iii) CÚmoJm| _| ________ _moQ>am| H$m Cn`moJ {H$`m OmVm h¡ &
(3-\o$µO B§S>ŠeZ$/qgJb-\o$µO B§S>ŠeZ)
(iv) H¡$no{gQ>a (g§Ym[aÌ) H$s `y{ZQ> ________ h¡ & (dmQ>/_mBH«$mo\¡$aS>)
(v) {_Šga H$m {ZMbm {hñgm _________ go ~Zm hmoVm h¡ &
(ßbmpñQ>H$ `m E~moZmBQ>$/½bmg)
(vi) B_g©Z am°S> H$s Q>çy~ Ho $ H$moZm| H$mo _________ go grb {H$`m OmVm h¡ &
(g\o$X `m¡{JH$/H$mbo `m¡{JH$)
11-343 8

4. Answer any 5 out of the given 6 questions. 5´1=5

Write True/False :

(i) Transformer must be grounded before providing supply.

(ii) The speed of DC shunt motor increases linearly with increase of
armature current.

(iii) Starting torque of slip ring motor is low.

(iv) Permanent magnet is used for reducing the rotation of aluminium
disc.

(v) Neutral wire should be connected to the switch.

(vi) Carbon powder is used for extinguishing electrical fires.

5. Answer any 5 out of the given 6 questions. 5´1=5

Fill in the blanks with the correct alternative given in brackets :

(i) A transformer works on the principle of ________.
(electromagnetic induction/Lenz law)

(ii) There is/are __________ main characteristic/s of a DC motor.
(one/three)

(iii) __________ motors are used in industries.
(3-phase induction/single-phase induction)

(iv) The unit of a capacitor is __________. (watt/microfarad)

(v) The lower part of a mixer is made with __________.
(plastic or ebonite/glass)

(vi) The corners of the tube of immersion rod are sealed with
___________. (white compound/black compound)

11-343 9 P.T.O.

6. {XE JE 6 àíZm| _| go {H$Ýht 5 àíZm| Ho$ CÎma Xr{OE & 5´1=5

(i) dmoëQ>oO g_rH$aU V = Eb + Ia Ra _| Eb Š`m àX{e©V H$aVm h¡ ?
(A) BZnwQ> (AmJ_) dmoëQ>oO
(B) ~¡H$ B©E_E\$
(C) Am_}Ma H$a§Q>
(D) Am_}Ma ao{OñQ>|g (à{VamoY)
(ii) S>rgr (DC) _moQ>a Ho$ {H$g nmQ>© go BgH$m AmgmZr go nVm bJm`m Om gH$Vm h¡ ?
(A) Am_}Ma (B) amoQ>oeZ (KyU©Z)
(C) pñbn [a¨J (D) H$å`yQ>oQ>a
(iii) `{X amoQ>a Ho$ pñbn H$mo XþJwZm H$a {X`m OmE, Vmo à{V MaU amoQ>a à{V{H«$`m
H$m _mZ _________ hmoJm &
(A) AmYm (B) XþJwZm
(C) Mm¡JwZm (D) An[ad{V©V
(iv) J{V_mZ Hw$§ S>b Mw§~H$ (_yqdJ H$m°Bb _¡JZoQ>) àH$ma Ho $ `§Ì H$m Š`m bm^ h¡ ?
(A) Cƒ {hñQ>o[a{gg hm{Z
(B) S>§qnJ XjVm
(C) A{YH$ {~Obr H$s InV
(D) Ag_mZ n¡_mZm
(v) H$m¡Z-gr qgJb-\o$µO _moQ>a, e{º$ JwUH$ (nmda \¡$ŠQ>a) go ~ohVa H$m`© H$aVr h¡ ?
(A) H¡$no{gQ>a ñQ>mQ>©
(B) `y{Zdg©b
(C) eoS>oS> nmob
(D) H¡$no{gQ>a aZ Q>mBn
(vi) _moQ>a dmBpÝS>¨J (_moQ>a na {bnQ>r Vma|) Ho$ ObZo H$m Š`m H$maU h¡ ?
(A) H¡$no{gQ>a H$m Iwbm g{H©$Q>
(B) H¡$no{gQ>a H$m em°Q>© g{H©$Q>
(C) H¡$no{gQ>a _| n[adV©Z
(D) AW© (^y{_ `moOZ) \$m°ëQ>
11-343 10

6. Answer any 5 out of the given 6 questions. 5´1=5

(i) What does Eb indicate in voltage equation V = Eb + IaRa ?
(A) Input voltage
(B) Back emf
(C) Armature current
(D) Armature resistance

(ii) By which part of the DC motor can it be easily identified ?
(A) Armature (B) Rotation
(C) Slip ring (D) Commutator

(iii) If the slip of the rotor is doubled, then the value of rotor reactance
per phase will be :
(A) halved (B) doubled
(C) four times (D) unchanged

(iv) What is the advantage of moving coil magnet type instrument ?
(A) High hysteresis loss
(B) Dumping efficiency
(C) More power consumption
(D) Uneven scale

(v) Which single-phase motor works better with power factor ?
(A) Capacitor start
(B) Universal
(C) Shaded pole
(D) Capacitor run type

(vi) What causes motor winding to burn ?
(A) Open circuit of capacitor
(B) Short circuit of capacitor
(C) Change in capacitor
(D) Earth fault

11-343 11 P.T.O.

IÊS> I $
({df`naH àH$ma Ho$ àíZ) (30 A§H$)
amoµOJma H$m¡eb na {XE JE 5 àíZm| _| go {H$Ýht 3 àíZm| H$m CÎma Xr{OE & àË`oH$ àíZ H$m CÎma
20 – 30 eãXm| _| Xr{OE & 3´2=6

7. g§Mma (H$å`y{ZHo$eZ) Š`m h¡ ?
8. n¡amZm°`S> (nmJbnZ) Am¡a pñH$µOm° BS> (A§Vam~§Yr) ì`[ŠVËd {dH$ma H$mo n[a^m{fV H$s{OE &
9. àoµO|Q>e
o Z (àñVwVrH$aU) _| pŠbn AmQ>© Am¡a B_o{Og ({MÌ) S>mbZo H$s à{H«$`m {b{IE &
10. CÚ{_Vm XjVmAm| H$mo n[a^m{fV H$s{OE &
11. Q>m°pŠgZ ({dfmŠVVm) _wŠV Kam| _| h[aV H$m`m] H$s Š`m ^y{_H$m h¡ ?

{XE JE 5 àíZm| _| go {H$Ýht 3 àíZm| H$m CÎma 20 – 30 eãXm| (àË`oH$) _| Xr{OE & 3´2=6

12. EH$ Egr (AC) g{H©$Q> _| H¡$no{gQ>|g H$mo {XImVo hþE {MÌ ~ZmBE &
13. Q´>m§g\$m°_©a Ho$ AZwà`moJ {b{IE &
14. BbopŠQ´>H$ {_Šga na H$m_ H$aVo g_` Š`m gmdYm{Z`m± ~aVZr Mm{hE ?
15. EH$ B_g©Z hrQ>a Ho$ g§^m{dV Xmofm| H$s ì`m»`m H$s{OE &>
16. S>rgr (DC) grarµO _moQ>a H$s {deofVmAm| Am¡a Cn`moJm| H$s ì`m»`m H$s{OE &>

{XE JE 3 àíZm| _| go {H$Ýht 2 àíZm| H$m CÎma 30 – 50 eãXm| (àË`oH$) _| Xr{OE & 2´3=6

17. `moOH$ {MÌ (H$ZoŠeZ S>m`J«m_) H$s ghm`Vm go ao{OñQ>|g B§S>ŠeZ _moQ>a Am¡a ao{OñQ>|g ñQ>mQ>©
B§S>ŠeZ _moQ>a Ho$ ~rM A§Va ~VmBE &
18. EH$ {MÌ H$s ghm`Vm go Am°Q>mo -Q´>m§g\$m°_©a H$s H$m`©-àUmbr g_PmBE &>
19. [ñŠdab Ho$O Am¡a pñbn [a¨J B§S>ŠeZ _moQ>a Ho$ ~rM A§Va ~VmBE &
11-343 12

SECTION B
(Subjective Type Questions) (30 marks)

Answer any 3 out of the given 5 questions on Employability Skills. Answer each
question in 20 – 30 words. 3´2=6

7. What is communication ?

8. Define Paranoid and Schizoid personality disorders.

9. Write the procedure of inserting clipart and images in a presentation.

10. Define entrepreneurial competencies.

11. What is the role of green jobs in toxin-free houses ?

Answer any 3 out of the given 5 questions in 20 – 30 words each. 3´2=6

12. Draw a diagram showing capacitance in an AC circuit.

13. Write applications of a transformer.

14. What precautions must be taken while working on an electric mixer ?

15. Explain the possible faults of an immersion heater.

16. Explain the characteristics and applications of DC series motor.

Answer any 2 out of the given 3 questions in 30 – 50 words each. 2´3=6

17. With the help of a connection diagram, differentiate between resistance
induction motor and resistance start induction motor.

18. With the help of a diagram, explain the working of an auto-transformer.

19. Differentiate between squirrel cage and slip ring induction motor.

11-343 13 P.T.O.

{XE JE 5 àíZm| _| go {H$Ýht 3 àíZm| H$m CÎma 50 – 80 eãXm| (àË`oH$) _| Xr{OE & 3´4=12

20. {dÚwV gwajm H$s _yb^yV ~mV| g_PmBE &>

21. àoea (Xm~) dmbo dm°Q>a hrQ>a H$s H$m`©-àUmbr H$mo {MÌ H$s ghm`Vm go g_PmBE &

22. S>rgr (DC) _moQ>a go Amn Š`m g_PVo h¢ ? S>rgr (DC) _moQ>a H$s g§aMZm g_PmBE &

23. ñQ>ma-S>oëQ>m _moQ>a ñQ>mQ>©a H$s H$m`©-àUmbr H$mo {MÌ H$s ghm`Vm go g_PmBE &

24. {S>OrQ>b _ëQ>r_rQ>a Ho$ nmQ>²g© (nwOm]) H$mo CZHo$ H$m`m] g{hV g_PmBE &

11-343 14

Answer any 3 out of the given 5 questions in 50 – 80 words each. 3´4=12

20. Explain the basics of electrical safety.

21. With a diagram, explain the working of pressure type water heater.

22. What do you mean by DC motor ? Explain the construction of a DC
motor.

23. With a diagram, explain the working of Star-Delta motor starter.

24. Explain the parts of a digital multimeter along with their functions.

11-343 15 P.T.O.

CBSE STUDY MATERIAL

CBSE Board

INFORMATION CLASS STUDY MATERIAL

1 Time Table 09 Sample Paper
10 Sample Paper
2 Result
11 Sample Paper
3 Syllabus 12 Sample Paper

OTHER RESOURCES
09 Question Paper
Maps of India, Maps of World
Writing Skill Formats 10 Question Paper
Periodic Table 11 Question Paper
12 Question Paper
Class 9 Notes
Class 10 Notes
NCERT Book
Class 11 Notes
Class 12 Notes NCERT Solutions

ENTRANCE EXAMS

JEE Main CLAT CUET UG
JEE Advanced NEET UG Fashion & Design