Khoj ke natija
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- ...tism]] aur [[electricity]] ke field me rahaa. Uske [[Alternating current]] ke develop kare khatir jaana jaawe hae. ...)|tesla]] hae , jon ki uske naam se aais hae. Uu dher rakam ke oscillators ke bhi invent karis hae. ...2 KB (254 sabd) - 19:44, 26 Saptambar 2024