Electric Circuits Four capacitors each of 40 µF are connected in parallel, the equivalent capacitance of the system will be 40 µF 10 µF 5 µF 160 µF 40 µF 10 µF 5 µF 160 µF 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. when capacitor is half charged. initially. when capacitor is fully charged. when capacitor is almost 25% charged. when capacitor is half charged. initially. when capacitor is fully charged. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Phase voltages of a star connected alternator are ER = 240∠0o V, EY = 240∠-120o V and EB = 240∠ + 120o V. What is the phase sequence of the system? YBR. BYR. RYB. RBY. YBR. BYR. RYB. RBY. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two electric bulbs have transparent filament of same thickness. It one of them gives 60 W and other gives 100 W, then- 60 W lamp filament has longer length. 60 W lamp filament has shorter length. 60 W and 100 W lamp filament have equal length. 100 W lamp filament has longer length. 60 W lamp filament has longer length. 60 W lamp filament has shorter length. 60 W and 100 W lamp filament have equal length. 100 W lamp filament has longer length. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Super mesh analysis is used in case of either 1 or 2. current source branch is common for two meshes. both. ideal voltage source is connected between two non reference nodes. either 1 or 2. current source branch is common for two meshes. both. ideal voltage source is connected between two non reference nodes. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What are the points to be mentioned in specifying main switches? Voltage grade. Current rating. None of these. Both A and B. Voltage grade. Current rating. None of these. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
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