A potentiometer wire carrying a steady current 1 metre long. With standard cell of e.m.f...
A potentiometer wire carrying a steady current 1 metre long. With standard cell of e.m.f...
A potentiometer wire carrying a steady current 1 metre long. With standard cell of e.m.f 1.1ohms, a suitable balanced lenght of 440cm was obtained what is the e.m.f if the cell which gives a balanced lenght of 680cm?
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