FORCE ON A MOVING CHARGE Karshima soni

1. RAI SAHEB BHANVAR SINGH COLLEGE
NASRULLAGNAJ
NAME - KARISHMA SONI
CLASS - B.SC IV SEM
SUB - PHYSICS
RAO
SUBMITTED TO :- MR. GYAN DHOTE

2. TOPIC
FORSE ON A MOVING
CHARGE

3. LFkSrpqEcdRo
izkjEHk es ;g ekuk tkrk Fkk fd pqEcd] fo|qr f}/kzqo dh HkkWfrgh pqEcdh; f}/kzqo gksrk
gSA ftles mRrjh rFkk nf{k.kh /kzqo gksrsgS bles vUrj dsoy bruk gS fd ,d vdsyk fo|qr vkos’k
izkIr djuk vlEHko gSA bl vk/kkj ij LFkSr fo|qr dh HkkWfrLFkSu pqEcdRo dh dYiuk dh xbZ
ijUrq vk/kqfud erkuqlkj ;g ekuk tkrk gSfd pqEcdRo dk dkj.k xfreku vkos’k vFkok /kkjk
izokg gSA fLFkj vkos’k ds pkjks vksj fo|qr rFkk pqEcdh; {ks= nksuks gksrsgSA
;fn fdlh pkyd ds fljks dks cSVjh ls tksMdj /kkjk izokfgr dh tkrh gSrks pkyd ds pkjks vksj
dsoy pqEcdh; {ks= gksrk gSA blds vfrfjDr QSjkMs ds fo|qr pqEcdh; izsjs.kk fl}kUr ds vuqlkj
ftl izdkj ifjofrZr pqEcdh; {kS= }kjk fo|qr {kS= mRiUu gksrk gs fd mlh izdkj ifjofrZr fo|qqr
{kS= }kjk pqEcdh; {kS= mRiUu gksrkgSA bl izdkj pqEcdh; {kS= pkjks fof/k }kjk mRiUu fd;k
tk ldrk gS A%&
¼1½ pqEcd }kjk ¼2½xfreku vkosf’kr d.k }kjk ¼3½ /kkjkokgh pkyd }kjk ¼4½ ifjofrZr
fo|qr {kS= }kjk
vc ;fn dksbZ vkos’k fdlh pqEcdh; {kS= es xfreku gS vFkok pqEcdh; {ks= es /kkjkokgh pkyd
fLFkr gS rks vkos’k ij ,d cy yxuk gS] ftls ykjsUt cy dgrs gSA

4. ;quredks.k ls ?kqek;ktk;as rks ykjsUt cy dh fn’kk] isp ds vkxs c<us fn’kk esgksrh
gSA vr%lehdj.k ¼2-1½ ls ykjsUt cy dkslafn’k :Ik esfuEufyf[kr lehdj.k }kjk O;Drdj
ldras gS%
F=qv x B (2.2)
Li"V gSfd vkosf’kr d.k ij pqEcdh; {kS=esyxus okys cydk ifj.kke ofn’kk ]d.k ds osx
¼vFkkZrifjek.k rFkkfn’kk nksuks ij½ fuHkZj djrk gSA tcfd fo|qr {kS= esyxus okys
cy dk ifjek.k ofn’kk mlds osx ij fuHkZj ughdjrh gSA
fofHkUu ifjfLFkfr;k %&leh- ¼2-1½ ls Li"V gS &
¼1½ ;fnvkisf’kr d.k pqEcdh; {kS=esfLFkj gS ¼vFkkZrosx 'kqU; gs½ rksml ij yxus
okyk cy Hkh'kqU; gksxk AvFkkZrvkosf’kr d.kfLFkj ghjgsxkA
¼2½ ;fnQ=00 vFkkZrvkosf’kr d.k dhxfr dh fn’kk pqEcdh; {kS=
DslkekUrj gks rksd.k ij yxus okyk cyF=0gksxkA vFkkZrd.kpqEcdh; {kS=dh
fn’kk es ghleku osx ls pyrk jgsxkA
¼3½ ;fnd.kdh xfr fn’kk] pqEcdh; {kS=ds yEcou gSvFkkZr¼Q=90) rks d.kij
yxus okyk cyvf/kdre (=qvB) gksxk Abl cy fdh fn’kk osx V rFkkpqEcdh; {kS= B
nksuks fn’kk dksfyEcou gksrh gSA

5. xfreku vkos’k ijpqEcdh; {kS= es cy %&
iz;ksxks }kjk ik;k tkrk gSfd ;fn dksbZ vkosf’kr d.k fdlh pqEcdh; {kS= es xfr djrk gS]rks ml
d.k ij pqEcdh; {kS= ds dkj.k ,d cy yxrk gSftls ykjsUt cy dgrs gSA
ykjsUt cy dk ifj.kke ¼1½ d.k ds vkos’k ¼2½d.k ds osx ¼3½ pqEcdh; {kS= dh fn’kk rFkk
¼4½pqEcdh; {kS= ds ifj.kke ij fuHkZj djrk gSA
ykjsUt cy dk ifj.kke %&
;fn ,d vkosf’kr d.k ¼vkos’k q ½ ,d leku oasx v ls fdlh pqEcdh; {kS= B ls xfreku gSrks]
vkosf’kr d.k ij yxus okys ykjsUt cy dk ifj.kke fuEufyf[krlw= ds }kjk fn;k tkrkgS %&
F=qvBsin0
tgkW 0] d.k fd xfr fn’kk rFkk pqEcdh; {kSs= dh fn’kk ds chp dk dks.k gSA ¼vFkkZr 0] osx
lafn’k v rFkk pqEcdh; {kS= lafn’k B ds chp dk dks.k gSA
ykjsUtcy dh fn’kk%&
ykjsUt cy dh fn’kk vkosf’kr d.k ds osx v rFkk pqEcdh; {kS= B ds lfEefyr ry ds yEcDr gksrh
gSSA;fn lh/ks gkFk es ,d isp ysdj isp kds d.kk ds osx dh fn’kk ls fpqEcdh; {kS= dh fn’kk dh
vksj muds chp