
dwi-ayami pravaah

drav yantriki mein, ack dwi-ayami pravaah drav pravaah kaa ack roop haye jahan pratyek bindu parr pravaah wegg ack nishchit tala key samanantar hotaa haye. kissy diye gaye samanya parr kissy bhee bindu parr usa nishchit tala kaa wegg sthir honah chaahiye.
dou ayami pravaah mein pravaah wegg.
cartasian nirdeshank mein pravaah wegg.
sootra _ 1 tala mein dou ayami pravaah koo dekhate hue, samay sootra _ 3 parr kissy bhee bindu sootra _ 2 parr pravaah wegg koo iss prakaar vyakt kiya jaa sakata haye -
belnakar nirdeshank mein wegg.
sootra _ 5 samtal mein dou ayami pravaah koo dekhate hue, ack samay sootra _ 3 parr ack bindu sootra _ 6 parr pravaah wegg koo iss prakaar vyakt kiya jaa sakata haye -
dwimitiya pravaah mein mahabhraman.
cartasian samanvaya mein mahadhamani.
sootra _ 1 tala mein dou ayami pravaah mein mahabhraman koo iss prakaar vyakt kiya jaa sakata haye -
belnakar nirdeshank mein mahabhraman.
sootra _ 5 tala mein dou ayami pravaah mein mahabhraman koo iss prakaar vyakt kiya jaa sakata haye -
dou ayami srot aur sink.
rekha/bindu srot.
ack rekha srot ack rekha haye jisase drav dikhaai detaa haye aur rekha key lambavat vimaanon parr bahata haye. jaba humm lambavat tala parr 2-dee pravaah parr vichaar karate hain, tou ack rekha srot ack bindu srot key roop mein dikhaai detaa haye.
samroopata dwara, humm maan sakate hain kii drav srot seey radial roop seey baahar kii or bahata haye.
kissy srot kii taakat aayatan pravaah darr sootra _ 15 dwara dee jaa sakati haye joe yeh utpann kartaa haye.
rekha/bindu sink.
ack rekha srot key samaan, ack rekha sink ack rekha haye joe samtal seey isaki or bahane vaale drav koo avashoshit karati haye. jaba humm lambavat tala parr 2-dee pravaah parr vichaar karate hain, tou yeh ack bindu sink key roop mein dikhaai detaa haye.
samroopata dwara, humm maanate hain kii drav sink kii or radial roop seey ander kii or bahata haye.
ack sink kii taakat taral padaarth key aayatan pravaah darr sootra _ 15 dwara dee jaati haye joe ise avashoshit kartaa haye.
dwi-ayami pravaah key prakaar.
ack samaan srot pravaah.
ack samanya bindu seey baahar kii or nirdeshit ack trijya samamit pravaah kshetra koo srot pravaah kahaa jaataa haye. kendriya samanya bindu oopar varnit rekha srot haye. srot seey sthir darr sootra _ 15 parr drav kii aapoorti kii jaati haye. jaise-jaise drav baahar kii or bahata haye, pravaah kaa kshetra badhata haye. parinamswarup, nirantarta sameekaran koo santusht karane key liye, wegg cumm hoe jaataa haye aur pravaah rekhaaen fail jaati hain. srot seey dee gaee doori parr sabhi binduon parr wegg samaan haye.
drav pravaah kaa wegg iss prakaar diyaa jaa sakata haye -
humm pravaah darr aur pravaah key wegg key beach sambandh praapt curr sakate hain. ikai kii oonchaai key ack cylinder parr vichaar karein, srot key saath samakshiya. jiss darr seey srot taral padaarth utsarjit kartaa haye, vaha usa darr key barabar honey chaahiye jiss darr seey taral padaarth cylinder kii satah seey baahar bahata haye.
srot pravaah seey judaa pravaah kaary haye -
ack bindu srot seey sthir pravaah irrotational haye, aur wegg kshamata seey praapt kiya jaa sakata haye. wegg kshamata dwara dee jaati haye -
ack samaan sink pravaah.
sink pravaah srot pravaah key vipareet haye. dhaaraaen radial hoti hain, joe rekha srot kii or nirdeshit hoti hain. jaise-jaise humm sink key karib aatey hain, pravaah kaa kshetra cumm hoe jaataa haye. nirantarta sameekaran koo santusht karane key liye, pravaah rekhaaen karib aaa jaati hain aur jaise-jaise humm srot key karib aatey hain wegg badhata jaataa haye. srot pravaah key saath, sink seey sabhi samaan doori key binduon parr wegg barabar haye.
sink key chaaron or pravaah kaa wegg iss prakaar diyaa jaa sakata haye -
sink pravaah seey judaa pravaah kaary haye -
ack rekha sink key chaaron or pravaah irrotational haye aur wegg kshamata seey praapt kiya jaa sakata haye. ack sink key aspas kii wegg kshamata koo iss prakaar diyaa jaa sakata haye -
irrotational vortex.
ack bhanwar ack aisaa kshetra haye jahan taral padaarth ack kaalpanik aksh key chaaron or bahata haye.
ack irrotational bhanwar key liye, harr bindu parr pravaah aisaa hotaa haye kii vahaan rakhe gaye ack chhote seey kann kaa shuddh anuvaad hotaa haye aur yeh ghoomata naheen haye.
iss mamle mein wegg trijya key saath vipareet roop seey badalata haye. wegg sootra _ 28 parr sootra _ 27 kii or badhega joe kendra key ekvachan bindu honey kaa kaaran haye. wegg koo ganitiya roop seey iss prakaar vyakt kiya jaataa haye -
choonki drav ack aksh key chaaron or bahata haye,
irrotational vertice key liye dhaara kaary dwara diyaa jaataa haye -
jabaki wegg kshamata koo iss prakaar vyakt kiya jaataa haye -
bund vakr key liye mool, parisancharan (wegg kshetra kaa rekha abhinn) sootra 34 aur kissy bhee anya bund vakr key liye, sootra 35
double.
ack doublet koo ack srot aur samaan taakat key ack sink key sanyojan key roop mein socha jaa sakata haye jise ack aseem roop seey chhoti doori parr rakhaa jaataa haye. iss prakaar pravaah rekhaaon koo ack hii bindu parr shuru aur samaapt hotey dekhaa jaa sakata haye.
ack srot dwara banaai gaee ack double kii taakat aur ack doori sootra _ 15 key bull sootra key sink koo 37 dwara diyaa jaataa haye -
drav pravaah kaa wegg iss prakaar vyakt kiya jaa sakata haye -
sameekaran aur plot sootra _ 42 kii seemit sthiti key liye hain.
ack doublet kii avadharana vidyut gatiki mein vidyut dwidhruv aur chumbakiya dwidhruv key samaan haye.

