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# North Maharashtra University 2008 B.E Computer Engineering Jalgaon, S.E,Computer - Question Paper

Monday, 04 February 2013 04:55Web

Analog l.lfitrunld (New)

P Pfcgci : 4

Tim# : Three Hoan

M M.A. 100

Instructions to Cnrulktrttrs

1.    Do not write anything or. quotum p*jm except Seat No

2.    Answer any two question Irom each unit All unit* are compulsory

3.    Assume suitable data if nereuarv

4    Draw diagrams wherevet nereMary.

5    Figures to right indicate full mark*

6    Us* non programmable calculator only

UNIT - I

I. a) State the Nortons theorem Find the Nortons equivalent of

following circuit to find the current through 10 ohm mtstanc# 10

 10 ohm

b) Find the current in S ohm mittor in the circuit shown in fig 2

using Th*v#rJn' th*of*m

10

' Wl

) Explain wb< are da) and practical current am) vofekgr *ot,rc# Find th value of V, and V2 u*ing KVL lot the circuit hown m fig 3

 hq <

UNIT II

a) A w*td4) source j( tnfeciuil fs&*nc 600 ohm dnvw C C

1 I 2Mfc>afwn. w 2*10 4.ft* * 60, H* 2S> V

Calculate Af. fit. Rq. *vS    1

D) Fot high fw|i*ecy * mod<H oI BIT

h* * 6 kilo ohm, * 224, /, - ImA ft ~WMIU Cbf !2pf CrttcuUi*    t>rw high fteq * mcxid for Bit,    10

c) Draw th CE-CE ciacAtkr RC n*fWI tw mge nmplifwt nh voltage divider biasing and 1st M*g* ha# %, yrtfcypaxt amf t*wi stag* hm %t by pm*. Drtwt Hr**    tor Air d    1\$

rt-

 * .nw, .... K* 4 ***-*., ' v* vr,Vn,

b} VM1 thoil *><2 tw <k)u> nn.tii>9 erf mpisfwr and e&in

Now ttw BVV tv< ampitfwt tan b* ckuUi*d from th mifc < 1 10

cl A wwp>iwwiiv puth ptsB ampWx-T fo* <at\seof coupled kvad nt - lOdHffi. *uppty *# 24 VWl find P3, JoOach

fA , ,%ml % n    10

UNIT IV

 k**Sb*ek wm&rn th* fewt tale4 po*w    10

S

Wh*i th#    ol

K>pkg* of mw>Vtv* faetSmb I) W tmfmlAnc# i*    H) CMP mip#dam*

v) BW

V

i*w m

b)    th voltage divider biasing method fot JFFT mit* the

equation to find operating points t * fpg, Vgg, Vqsq

10

10

10

id

p Oraw th# circuit diag for Hartley osriaWatot and explain th* working Find th* freq If (.j * 15ml f. C 50 pf' Lj * 3mH

UNIT - V

5 #j Draw th# cutuft dn*g lor transistor shunt regulafcx and explain fh<> wtttktnq of tt (tod the O P voltage If Vm 20V ISO ohm, Vz 6V and RL lOOohm transMtoi u*d is G

W Wth the help of block diag explain the working o# switch mode pown supply

U    whether regulator citcuit *ho%tm In ftg S ts low. voyage

r*,3nfj*r** *> *    ** , W    1

_    imm'    - tSSr

;ir

v.

Vi *v

-W

 v Vc V. Q W c. *W 4