गैल्वेनोमीटर
(aangrezi:Galvanometer) gailvenomitar ek vaijnanik upakaran hai. gailvenomitar ka avishkar endre-meri empiyar (phraans) ne varsh 1834 mean kiya tha. is yantr ka upayog chhote vidyuth paripathoan mean vidyut dhara ki disha evan matra jnat karane mean kiya jata hai.
|
|
|
|
|
|