Electric Circuits What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons? 19. 39. 20. 38. 19. 39. 20. 38. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Purpose of using capacitor is / are to do phase split in AC 1 phase motor. effect DC filter in electronic circuit. increase p.f of inductive load circuit. all of these. to do phase split in AC 1 phase motor. effect DC filter in electronic circuit. increase p.f of inductive load circuit. all of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which part of magnetic path requires largest mmf? Air gap. Core. Coil. Inductance. Air gap. Core. Coil. Inductance. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor having a capacitance of 40 μF is connected across 250 V DC source. The charging current will be least initially. when capacitor is almost 25% charged. when capacitor is fully charged. when capacitor is half charged. initially. when capacitor is almost 25% charged. when capacitor is fully charged. when capacitor is half charged. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Among the options which metal has the highest electrical conductivity? Stranded aluminium. Copper. Aluminium. Steel. Stranded aluminium. Copper. Aluminium. Steel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The common voltage across parallel branches with different voltage sources can be determined by the relation V = (V1 / R1 + V2 / R2 + V3 / R3) / (1 / R1 + 1 / R2 +1 / R3 .....) The statement is associated with which theorem? Millman’s theorem. Thevenin’s theorem. Norton’s theorem. Superposition theorem. Millman’s theorem. Thevenin’s theorem. Norton’s theorem. Superposition theorem. ANSWER DOWNLOAD EXAMIANS APP