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sqHeI KyqrPl Aqy Awieqn ivSw:-gixq jmwq-nOvIN AiDAwpk dw nW:-gurbcn isMG(mYQ mwstr) ividAwrQIAW dy nW:- idljIq kor,hrpRIq kor, mndIp kor,rjnI,prdIp isMG srkwrI hweI skUl ibrVvwl. BUimkw.
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sqHeI KyqrPl Aqy AwieqnivSw:-gixqjmwq-nOvINAiDAwpk dw nW:-gurbcn isMG(mYQ mwstr)ividAwrQIAW dy nW:-idljIqkor,hrpRIq kor, mndIp kor,rjnI,prdIp isMGsrkwrI hweI skUl ibrVvwl
BUimkw • rozwnw jIvn iv`c kMm Awaux vwlIAW vsqUAW ijvyN sMdUk,ie`t,AlmwrI,islMfr,kIp,gyNd Awid AsIN dyKdy hW [hryk vsqU dI smweI huMdI hY[iehnW nUM Tos AwikRqIAW kihMdy hn[ • Tos AwikRqIAW keI Akwr dIAW huMdIAW hn[ijvyN Gxwv,Gx,islMfr,SMkU(kon),golw,ArD golw Awid[
Gxwv(Cuboid) • Gxwv dy Awieqwkwr Plk huMdy hn Aqy hr do snm`K Plk smwn huMdy hn[ijvyN ie`k AlmwrI,bUtW dw f`bw Awid[ • Gxwv dI ku`l sqHw dw Ky.=(2lb+2bh+2hl) =2(lb+bh+hl) • Gxwv dI pwsvIN sqHw dw Ky.=2hl+2bh =2(l+b)h • Gxwv dw Awieqn= lbh
Gx • Gx dy Cy smwn vrgwkwr Plk huMdy hn[ijvyN cwh p`qI dw f`bw,k`pVy Dox vwlw swbx Awid[ • Gx dI ku`l sqHw dw Ky.=6a ¿ 1vrg dw Ky. =6¿a2 =6a2 • Gx dI pwsvIN sqHw dw Ky.= 4a2 • Gx dw Awieqn=a3 ij`Qy (a) Gx dw iknwrw hY[
islMfr (Cylinder) • rozwnw jIvn iv`c AsIN gol QMmH,pwxI dI pweIp,gYs islMfr Awid vylxwkwr cIzw dyKdy hW[iehnW dy dovyN isry c`krwkwr huMdy hn,dovyN c`kr brwbr huMdy hn[ • vylx dI sqHw dw Ky.=Awieq dw KyqrPl =lMbweI ¿cOVweI =2Πrh • ku`l sqHw dw Ky.= Awieq dw KyqrPl+do c`krw dw KyqrPl =2Πrh=2 r2 =2Πr(h+r) • islMfr dw Awieqn= Πr2h
AiBAws • Gx dI pwsvIN sqHw dw KyqrPl= 4a26a2 (TIk jW glq) • Gxwv dw Awieqn=(lM:+cO:+au:) jW (lM:¿cO:¿au:)