ट्रान्सफार्मर

thumb|transapharmar
Transformer (aangrezi:Transformer) transapharmar ek vaijnanik upakaran hai. transapharmar ka avishkar phairade dvara kiya gaya tha. transapharmar AC vidyut ki voltej ko kam ya adhik karane vala upakaran 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