filament efficiency
Thermionics (as. the ratio of the current emitted from a filament to that used to heat it) तंतु कार्यक्षमता
Thermionics (as. the ratio of the current emitted from a filament to that used to heat it) तंतु कार्यक्षमता
कॉपीराइट © २०१९ - भाषा संचालनालय, महाराष्ट्र राज्य
Hits : 4,78,35,230
Best : 43,725