14
fl , E' Rao Bahadur Y, Mahabaleshwarappa Engineerjng C0llege, Bellary, ....,......,,..,...,..,....,..,., B.E. mRqNETiC frtRTERiRLs YzLo-utti caU oa fi &lt-gnotic e.Lt a-tt:<-to* : Xhe <.Wagne*ic fx*fet+tfu o-$ +he <vwtts<(.ai'z axe 'Clrat&.c*uLt^ed'nZ *r* xenaj: vY f*^?*!*.ts' J he .yna-trxiat.3 may ie ct'o*s(fi<d- twtae $f-LowlnS t@ee wLua. - (l) i u<xnuaSnLtl c ffia.teq.(a.!-a i ihe j}.e.lL-+^vz' -pu\nea'!:<'ttt1u 4 taue <na-tatialz ase tao .xp) a-t7 rs< -bestwzoJ*iLtti u 4t +aese rnasvelo'L *J,lc v\*--".-- l 1w&tlulc(.a-lt. <n*ott Sxea*<x tlo-n WrJl 6-n6{ w<€ d'efLLdewt o'n 4?'e $t<.t-d. -,tfu ey++^ . :J he ?x,t n c{f a-L +alxor afinet'| c aernznf,i Nae iv-tu" | "cg+a.W a-nd'w( cke'N" tiD faxa" dJ-a'3ne.ti c tna*exl,a-tls : Jhe o+e.pa.il'rtz p:<,rneal:i t'[Hu v4 +hese +44tfkta'!'8 a'ere JLgntly gelu-t',t{ +ao-rv wntt! a'lMl d'qe "Bd1hfrl ' t I m, "ptatlnum aiot vtggen *<un| .m4.E1e-H'sed, eATtwtr nt ct n-h:u cliD 0 fuwtaSne*ic rnct4tstta'lz Jne J}1<-Lu-t twr' 'rv '' o^" "uin r', lut i"'r'n u'r (ry' 3(tL'4"' 'c*PPe\1 ' /1 'o^ '/1s4? d-[1 &l^vv]Aq^etl c llarmuP,,' and h\dxo2-" '-'- d RaoBahadutY|\1ahabaleshWarappa!ngineeringCo|lege't'ptoyu@ Dr SM Shashidhar 1

axe *r* f*^?*!*.ts' ie - artofteaching.inartofteaching.in/wp-content/uploads/2017/03/Magnetic_Materials... · Mtcvn Val*te' -tfie U))+Lte EFfr i-e v*ahed. 4. ... ('Xhet4 haue V

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Page 1: axe *r* f*^?*!*.ts' ie - artofteaching.inartofteaching.in/wp-content/uploads/2017/03/Magnetic_Materials... · Mtcvn Val*te' -tfie U))+Lte EFfr i-e v*ahed. 4. ... ('Xhet4 haue V

fl

,

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Rao Bahadur Y, Mahabaleshwarappa Engineerjng C0llege, Bellary,

....,......,,..,...,..,....,..,., B.E.

mRqNETiC frtRTERiRLs

YzLo-utti caU oa fi &lt-gnotic e.Lt a-tt:<-to* :

Xhe <.Wagne*ic fx*fet+tfu o-$ +he <vwtts<(.ai'z axe

'Clrat&.c*uLt^ed'nZ *r* xenaj: vY f*^?*!*.ts' J he

.yna-trxiat.3 may ie ct'o*s(fi<d- twtae $f-LowlnS t@ee

wLua.-

(l) i u<xnuaSnLtl c ffia.teq.(a.!-a i

ihe j}.e.lL-+^vz' -pu\nea'!:<'ttt1u 4 taue <na-tatialz ase

tao .xp) a-t7 rs< -bestwzoJ*iLtti u 4t +aese rnasvelo'L*J,lc v\*--".--

l

1w&tlulc(.a-lt.

<n*ott Sxea*<x tlo-n WrJl 6-n6{ w<€ d'efLLdewt o'n 4?'e

$t<.t-d. -,tfu

ey++^ . :J he ?x,t n c{f a-L +alxor afinet'| c aernznf,i

Nae iv-tu" | "cg+a.W a-nd'w( cke'N"

tiD faxa" dJ-a'3ne.ti c tna*exl,a-tls :

Jhe o+e.pa.il'rtz p:<,rneal:i t'[Hu v4 +hese +44tfkta'!'8 a'ere

JLgntly gelu-t',t{ +ao-rv wntt! a'lMl d'qe "Bd1hfrl' t I

m, "ptatlnum aiot vtggen *<un|.m4.E1e-H'sed, eATtwtr nt ct

n-h:u

cliD 0 fuwtaSne*ic rnct4tstta'lz

Jne J}1<-Lu-t twr' 'rv ''o^" "uin

r', lut i"'r'n u'r (ry' 3(tL'4"' 'c*PPe\1' /1

'o^ '/1s4?

d-[1 &l^vv]Aq^etl cllarmuP,,' and h\dxo2-" '-'- d

RaoBahadutY|\1ahabaleshWarappa!ngineeringCo|lege't'ptoyu@

Dr SM Shashidhar

1

Page 2: axe *r* f*^?*!*.ts' ie - artofteaching.inartofteaching.in/wp-content/uploads/2017/03/Magnetic_Materials... · Mtcvn Val*te' -tfie U))+Lte EFfr i-e v*ahed. 4. ... ('Xhet4 haue V

, XhL .tluaJ't an JtLUDe-(4 the 44jtL dewst?CB) anat-?ie rnaSnetl"aty AnetU) _+dt o,.3 $rs+x otna2netl crnat<t<|.a4 iA Cq&ed'y^na.4ne*i.za-fi oyt Ct ot uz C et) LAd+LUtcLt{d t\

a.cuJ4rL td1) B- H. cu)4^'< .

44 a ,ptece fi ds+en iz tat<en and. dhect uots-tent..;e p ot<e* -tlttouSw+ lt, a" cctvux -Xsetw een c&xezyonalnj\'a.U.^ ?,s of, B ana +1 co-n -b< +Le+r,-d a,z .*h oten tn .+i3,

t-E+5

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- -> H{nrlm)

lnfi"e ,Qxgtnnt" 2 -t e ut, tc't t: a-ln,elt G Jha{jhf

, I Un. Coil Pa'tltnA+%1au3htfie oa+i3{n' fr+t<x ?th{ c:' | ^" i th.,a '^t'hoi*-, t o\tia,it, h e-f ihbr"ale

| ^*, t*"^*,+u'i +t'Lea' d'LMitH cl)ueiu ns-t (hw(aae

I a^t Xr* uAtfv +ne w'e<xuPond-tn1 fnu<eaae h *?e

I rnagnetitry .[o\ cz C t|\' J t"u lv-ft 4 tw' L'-\i' Ln 1-' e ra o tt st (M

:- l -Wk^* .tat"waled utlt+" JAt x a-nd +he c+cow Js

i | *nour"- '{.iq C+B), paxo-lle,t t'o x-a:ut 'Ahaw{nq +hLt' t+

:*.*-"-'-..-.1

t, I A tnuuea-tU, '$*-tx' deMtv CB) dou 1L0+ hulea"\ett,,

| 4u"*a*,+?"U 't\e a't TNnt-A w\+he "t^'*YlX,;;-;; "^**il*,zto1te

ana+a,': -lYwv!'I calx."a me Ja.tuxa*lo/- vstrge and+he Pol rt n Ja caile4

| ,Aatuxatlwt pelnt.-tl

1:-'.,=:l: ,' r

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Rao Eahadtr Y, Mahabaleshwarappa Engjneering College, Bellary, Page No. :

B.E. Roll. No.

trYSTeRE-9rS:

lne ta,iSty 4 &ux derus(t\Ldv'vft?L &uPect n+a,o,n'\4|netilty .*fficettila's caued Lysttvr*u' {+ a'

,Aam7le' 4w"ttornain<H c'rna-ttt+la-t' ughtch'12 c*""7w*t

dema.iae*'.2 e d.,'1" Xovavv'tt^ctou{tv a' % U e

! ^^yn:*"no"*g i,.weazt n 3 *he rna2neflzt"l WL c4D +\brru

-tr<j(o

ft

.\,n ai1mum > fAer' dep>teaxecl'11*o'*'* ::yon"a- o3ut, tnc>te d-Bed |lora \org to '(naxlmut dnd

4rnau/ .b\0u3h* -bacx ta 4"i'o'*u vavtatlan 4 4r""

d"Mtt,1Cilvfr9"'%q1^Ltuby Wcl c+'I)*: t* ^

J&ptru{r"t(d -uy a c&ed -!E+P catted " f%arrxesi' "!'eo P'

(. e ; A Bc DEtr6 63 "zho wrn ftv "t'clous 'tfi'

il

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Ru(dua(o L{n9n cium

-{-*,- r-l <-*

co{.q(il}e{ n"Ire

Rao Bahadur Ylllahabaleshwarappa Engjnee ng cojrege, Emproyees srudents r\lurtipu,po$ cropfluti* s*ietv Lta,, geLLnRy.

3

Page 4: axe *r* f*^?*!*.ts' ie - artofteaching.inartofteaching.in/wp-content/uploads/2017/03/Magnetic_Materials... · Mtcvn Val*te' -tfie U))+Lte EFfr i-e v*ahed. 4. ... ('Xhet4 haue V

Oft "& t+,e cwLw FtDkd 4*. +,.e f ncori;;u"A:; ,jO-u4xen+ +B U+he ut+tle 4i\ deweaa(n3 ,orrl u4 ,ruonl,ftu"e tuyO ctts<,U<s (,e ) Op E t+A dD -net dnrfar. *Znn *_ O,

B-_)Bt,e;.A-Uix dLMhJ vLs -qep.Hes<]r+<d .leg oB a-nd.thqein\e , +Ae M&k'da-(, J-s .st:( U 1nagnetded. O B a2+he nne-asue& o-( e.<A ( dua,!" rnaSnetu,n. Jh \te4o-l e ,e<?41dud,e ,rna1 ne.t{t m. it ffie tnaStttt(c +U/- d enaftA

lAe*at nea b! +l1e.y\1&t<x(al <.pzy> a++<tt -t^e ,vnaSnet&(n3

lWn is xemoaed. Jne pxepe:<y I a- yncL4neac

lndltk(a2 tO ctetaln -tfie *naSnet-,2 m Uj.t e.L.t-e-q f,nemagn.*i,aCr1q W" ;" e<emovediJ CaLted ste*,e-nhn{\ a-nd.

tAe,rnajnefualf on ,4ef,t: (n + tnaS|ett c .{nql etda4 whua

"rnafnettstn\ 4nZ cn i) aOexo ,ts Cd-L(.e4. ,,iut daa-(.

ryv'tagnehlYl. Jo xernow +ae ,eres tdual 'na+netbm o8'

,' l-j" muAt +Lt)LthLtt $o-2.r , i. ' e 1 ft- mu'at "!s<. &.e]'wqaeA

o-nd. tnwea.sed' tn ++,e vPPosfte flopct( on ta cDt

CAAed +he mela+Iw "et) cops<c(vv +o-\ce' Hencz ac

.ie * e d.emagnt-+istnl +o"(ce .

{e* ++ -bt (,nwea.sed' C rv tr^e eP Posrce &h ectf ort

Lt r*IL t.E eleac.h -t?,e rna't-[ murn va-Lue, U-!9$L cD i3

o^alned., Novs "t<edu,ce t1 tu Xt)4o a?o'( n cuxae DE 'tz

tly.fulne4. - vtherv +l --o, B= oE,-tfie slQz (d'ud'L

ynerbn. Nett xttsptue +t 3s<aAca.t-tX

(n9ea'8tni

ft +o +he ,.30'Me T

^a/( Mtcvn Val*te' -tfie U))+Lte EFfr

i-e v*ahed.

4

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the js<aph r<LLahn2 86H,fuacez a!s+lrB c DEtr fr a-nd ttua U*u1 g;5'' cttit J-s &a ced eu:t EAen

,t-^c, vnaqnetlc vrat<seral i2 +aken Jl/JuoLfrh one caMPtete

'"'."^," S t^,')aanefr"8a'lium'-fhe '8hape o-+

-ffie LYs+ttlB{)aa*"] 77.;; ;""1" v'7orv +t'e '^en)j..e t4 {Y::!^l:*"-'-r*,'j"r oI fq-n ::*:;XffXtri1:<na

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-> "Llajntfrc <'Vatt:'r( a"Lt a:t e' uwwilied into ttc"o

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CD +},axd, &la|nLtlc e't-l atatb'ls

tqPU

rn sot!-..*13\lYc {YY"u !

:]he corl:rno nut 's?++ 'r'ta2net.c.'tt'at<s'-fd's as<e'

Je{-t *to"o , Jtlttzt '8r€ <'(' ruix'x 'io+tn' o"!'tnXa ana-

3iii +*t^' j|ie3 'i'*t:c"e'e '{ertou-"tnj 'ps<fienffw'

(D Jheq lnaw J\gn 'pew neaA'f U7 and' J'ove cowc(ue

t .o "" -'7

"+.aet1 rex'c \t1-e17 'a

(#re 'ftfice to J\ernaw

' " ^ iha '^ a1c't o'(l<naqnztt'san crn -b'4"' ' 'I c .,.^ ^t:! ^:,.^.-^o+ttc,'!. ea).i('

etii ::n7 arle ''nci|rlL::t2'a- o'tt'.,' Ciurl^8^*A'd eM'y

Rxr Bahadur Yllahabaleshv/arappa Eng]neerjng Colege, Enrployees Students l\lultipurpose Co.operative Society Ltd., BELLARY.

5

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Lltt ) \Jhe 'n/14 qn eX"tC en e}tqq o(ffi e 7 try -r-, " *- ,o ^d ir ""': 'nfr t,(qh

lo w -%u tdLLa,l rrlql n LtLs m.

ClD 3h ? .l.La,jre a-,Atr eFT tLU (. nA -cnagn ettz ati m.t C.r- Gt Ge,

c<zt utl fu1 Srna'!-|, artd- aAxow '-tr lattxLs-a letp o.nd

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and" ed* u}*<ent -P'v?< e<.

CV) Xhet4 haue V<-ttg .Mt-tte ?alltx ta kezp rno.Sneflc'a(',fxepext{u -4-€a a- .a-an1 tlme'

cv1 ,A .lAltje "y\:,q1nzt'lz|ng ffice az J<eVL'ure't (rv

+huo 'Y a-tev'(a'l's 'to tnduce 'rna1t?'?arn '

Sv{t tnagnetlc 'rna-ttsztol't arle e-MPLeled tft

Js*nWnj .\-tt u'te tft d-Lrxnefrnf 'majnehc#n{du'

fuzmoi^.3ne'tz axeT na-d'e -p<orrv aSt vna3netlc

r4a-+<s+( a-('a

ll atld U..Ia.qneH c d-,Lat<sz( a'%:

e.' 6vtsa,Lf ,AteQ.4 ,-hoJ ex-t ePtl6na\u;1 "lQlLaL( d'(

. #'wv-t<hj 7es<mo-nent magnetz ^*lma3netic

'r\a-Kx.fat 8 "U ke- Cay4'Uvru uy"tg ' +i'ti'3t+en-<atee'L'

CpleaW &e<'!', aLn(.co cLnd Ora*<d 4e'$<{ e'ts aqe'malt

'wi^An-e-tlc lxefextlu,lsztt -@ zt-fen'xtuu' I

6

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Page No. :

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o ,naqn"tit,^awiar tb hyttexexiz "!'eE axea az

hostna o-md ta'r.t u M3 t" eM% d!{^:*i-.J ** wed' I'at tnak-hi

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Rao Bahadut Y, lllahabaleshwarappa Engineerlng College, Bellary, paee No. :

Rao Eahadur ll'4ahabaleshwarappa Engineering college, Enrployees sludents lllultipupose co.operative society ua., sgLtARy.

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dTTricoUor, 4 f;<xmanet'nnaSneB z

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Vertaye ReXwtatdu

Uo LK,8

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Cnr ?axd,ttvt\ &awa< "a a'+'ux0-tIan'

9

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* trg?+he 4na1netiL Aqcttita

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(rn* ^B

p jl aqnetic -H ead" aW erqfh '--

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ma,lnLhc eftectu Can ae ot+etuxd "iz caned +ae

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ly\aqnLfic cL\u't(t (ve l U"' u'3 N'"om oTeneou) and- o( untf+<m

c><.nh -a"mrna-N. NTec\) ,u ca'Lted' 'nq.xnetl c +1Q4d

,s'"tennt+r d1 ,ldLld tn+e r'8tutr', -J+

)-a ,>tepxuertted...!:1*

-SX*** " t1". tt tTe me-ar" 'genT+h ai +'^ e rnxnn^Af

cDf ccct'f $ \X) me61$ ffiL&n

{.:i

*l= N, ?

e)lean -Len7tn

atr'Lphr;* e'fuxn I me'k e,

{i

I

+Q=e-tl "u!!'2-yl 40\ ce :

ll

:l

fiI'r

Jhe +o+a.t ej-l a-|nenc "!-(nu o-+ "tLua Fil'sln dl++xouXh

-tae mawuaj ,:is cdued mqlnetic +brx' 'Jts r4;'Lbo-f -i4

p"'( 6) and' *ntt e$ rnuuuverner;t "u 'rlzalaz1 ' I wr'lx:t = t Dg

Jfnr\ -- 1gs max- u)<Ila '

o.^aa anri;6 ;1-': : tt:

{+ t* a- 7a-th v{ mo-lnetic +Ux "tnlntb 7 * c'(mecx

cirrcu it.d.4ayefic &eftce-:

11

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Ppqm<aU4Uht:

Jhe ?t<e Pun v+ a mo +{}< tal "r:t; tr'vtu e ef uc1r(clt

Arrr-;ov,:-s' (fsd't ft be rnalnettzea 't"t C aLt(d FL4rt^(aL'tthl'Tne ,>t*tl,o u$ B "Lt

Ca-Ued Ft'< mtaL+i Ltry F{ ct m at<'--t tt+-

ta +tAe m4M utr€ 4 maxnrtai'n'l ffice +1' J .

,u'j_R-- 'Wtx densif:t1H- oaaqnetulnlUI

:NT-d-

1n oeblrnL

tance (n Arlm

Pwm<atxuwon:u * rhl tllPe^rt ::^7^i::'r/lcLtrgu a-l ' ':mawnt

vg 's at:"c''trta c'a e +€MPe*^tuHe '

tr^p .ma-qn?,t1c M&t<Hta'Lt nvru-st h c\Lte tntlh- f'\mtdL'11i\'l ",.,-,, /an b. Feaoduced.$A+Aef 'lljane f*""' -

-:;;**uctlnq 7oo'<"'- o'[ a Sv\J+f'nce '$e\

rnaan(s1c -un4s 4 +d'( 'e aA @n^.Por1?d. *Y,?^* u

coi "* xu nu * .?* - :i::,:T l,i\? : ::: :L1; #Y #ca.dec!- xeraa": ,Y"'* ^ ^;,;, 6 oj,ro aeTeni,t Ltlrn"tite.lxorvv rna?tt'to't ta rn*t' ^ - u r,+h,h thL rnd-t<'tla"!' ,'ts maXnetued {t m't'1

d"X"" .'^"^i^-,o a2tn iql- at & 5-ao

n-'* ;;;r**un, a+ a- mayne'nc Mu't+''aaj 'i'z xtecn

b7

J-(= <./"1o J'( 4 , .t\L. dt txee -a>ace ." = Iiu''ou' n La G'l u"'l vl in e'e's TaceAo

" - =;; ti *nno ou<m ea b'tQt''1'

1(q;k-fn e vaJt-te +a+ht ?u<maa-L'1

ufr'l 4 8,: :!:^:qn-K lo-r +t[m '1he- f],m'a-b1ut1 u4 "Yri",l:-*e3t

fr1e v8ame

ot *nr h 'gtee 57acn ( e ) '41rx ta'a +l[m '

12

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Rao Bahadur y. Mahabaleshwarappa Engineeri|lg C0llege, Eellary, Page No. :

Roll. No.

.'i..

. :l:.+'.i, +*i*di

II!I

l!I.lj

jB

5

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g

I

Ifl$!

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Pdr"rtu"@tq2<,Luc*an ce ,N' -ff e slL&Utance to Mqgne*)c .'l1b Lo d1 it

-t3+t,4 v??d(aorL ffiested +T+Ae 44bt^e *f, malneSte

'plnu 4 $v\ce' Jt iz dettoted bl "p e#tx S '

P<-Lttctance, 3 = -l- a-n<phett e - t'*"n lunL"ex4oJ4e.,a.

-2-- '|znq+rt 4 rY'qqnetlc ?a+A \/L mz&eAtl

a- Ce1bg|'v|€c1ana4 Nied- d{ -tffe rna'1ne'frc

No-gnztorna'tl ve 4f'1 4 Crrl. m, F) :

4+ ai fr.at {--o\ce v7htch dtait,ra d-t

+ae WAt $"otecLXh a- ma-7nt'tlc *y^"^'th,e 7No&uct

t$ it"wtbox 4 iu'qnA tN) e

Pa*s t ni +atroult"' a-'n'\aln Lt'' c dz cuit'

M.M,F = N,I '

the ttnft d+ M'M'F is' ^tnPheHe trt><rve [F.r)

4n ^ laal^dc cqwtt

A/. T

-N

J4 b '^491&

-X4x = ?Q-tLttw P)amea.{>t Utl

rn,m'F

P.e.cLL cfu-nce

vreieqia'| Jtu mL'

-t4 b = Plxrnea-o1ur1= 41rxl0 'ttlm.

v) -fr<v L.vt Le v L*'l

t4 -fA e'Yna'tttaa( '

tend\ fu clj-(Ltle

{tb e qJual to. . *1

CtP')t€ re T tr I

Ju\x, .A-Y-

Rro BuhrdrryMrhrbrlrrh*

13

Page 14: axe *r* f*^?*!*.ts' ie - artofteaching.inartofteaching.in/wp-content/uploads/2017/03/Magnetic_Materials... · Mtcvn Val*te' -tfie U))+Lte EFfr i-e v*ahed. 4. ... ('Xhet4 haue V

rl

zrna-(M €

6e<xclw .$v\ce:

d.e-na q nztlzi nq 4o\ceC-o r* p t ett-Lr.1 t&e

p-n:<,'r',"; -d*;cc crl, f,, ua 6 .uheo-t ui"rt"' rn

6=.^4o.r'-{AHU9blrq-st.4oJ1n = -9_

€t -tz dP4tned aA!fie e'xla.\?neac f,Cur &ehatu1 u-,!'rct,

n8 (n 4 'rnq3^et1c

-r at<'al al <)ezn loAen #'e, l"gtiu,

c(

,. | 'rna1 nztiznj Wc4 ,)-s cdr',.p Leury .hernD>tc( " Jt tz rneas cc'< ed

I tn w6lm".

Qe*erl+(w't9t

---Z,l'fhe Towtx ul e<etatntnl m^,onotism tt"zn o-tt"o< -tf,e

(.nd-ucl^3 'rnagnet ,ts xzma'kd, az ca\ted- 'r4d'A h etl c

oe+enia+tg '4 +?ne "aLLllAtan

c4 ' s+ee'L Pe 31e41ii't0''"tA

Ae4 *baLtq' ve+Ltte rJv*t Lxe-" dou net ?e$e43 '

'r-ta

4t rnaq t>e de$ned a)' +t'&t(^thft,h -i' nice*sev! yp 'nzu&atGe

rnaS nz.titm trv an elecRa-'maSnet a4 t<x fl^e ltoLue o-d

*naXne*ztnX +etce bzcDmu tru<o"

Dr SM Shashidhar

14