पोटेनशियोमीटर

thumb|potenashiyomitar potenashiyomitar (aangrezi:Potentiometer) ek vaijnanik upakaran hai. yah vidyut-vahak baloan ki tulana karane mean, laghu pratirodhoan ke mapan mean tatha voltamitar v amitar ki jaanch karane mean kam ata hai.

panne ki pragati avastha

adhar

prarambhik

madhyamik

poornata

shodh

sanbandhit lekh

a a i ee u oo e ai o au aan k kh g gh n ch chh j jh n t th d dh n t th d dh n p ph b bh m y r l v sh sh s h ksh tr jn rri rri aau shr aah