Electric Circuits Which part of magnetic path requires largest mmf? Inductance. Air gap. Coil. Core. Inductance. Air gap. Coil. Core. 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 when capacitor is almost 25% charged. initially. when capacitor is fully charged. when capacitor is half charged. when capacitor is almost 25% charged. initially. when capacitor is fully charged. when capacitor is half charged. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series RLC circuit is connected across a 240V, 50 Hz supply. When the voltage across capacitor is 250V, a maximum current of 0.5A flows in the circuit. Find the inductance. 0.47 µF. 2.25 µF. 6.37 µF. 1.58 µF. 0.47 µF. 2.25 µF. 6.37 µF. 1.58 µF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A wire of 0.14 mm diameter and specific resistance 9.6 Ω - cm is 440 cm long. The resistance of the wire will be 13.7 Ω. 9.6 Ω. 27.4 Ω. 11.3 Ω. 13.7 Ω. 9.6 Ω. 27.4 Ω. 11.3 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Whenever current is supplied by a source its terminal voltage increases exponentially. remains constant. decreases. increases. increases exponentially. remains constant. decreases. increases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance? 0.058 H. 0.049 H. None of these. 0.029. 0.058 H. 0.049 H. None of these. 0.029. ANSWER DOWNLOAD EXAMIANS APP
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