Q 52 A tungsten filament bulb is connected to a variable

Last updated: 6/8/2023

Q 52 A tungsten filament bulb is connected to a variable voltage supply The potential difference V is varied and the current I and steady temperature T of the filament is recorded A graph is plotted for In VI Vs In T Find the slope of the graph Assume that temperature of filament T To atmospheric temperature A V Filament