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Fig. 7. (Color online) The graphical comparison of the measured current Im of the I -V characteristic curve, the current of auxiliary function Ia with the auxiliary current function Ia(V), and the ohmic current Ir Oh m by Ohm’s law according to the terminal voltage V in a tungsten filament electric bulb of 2.5 V0.3 A with the room temperature resistance R0=1.3 Ω.
New Phys.: Sae Mulli 2023;73:127~137