Electric Circuits The efficiency in case of maximum power transfer theorem is 50 % - 100 %. 100 %. 50 %. less than 50 %. 50 % - 100 %. 100 %. 50 %. less than 50 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor carries a charge of 0.1 C at 5 V. Its capacitance is 0.2 F 0.05 F 0.02 F 0.5 F 0.2 F 0.05 F 0.02 F 0.5 F ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A particular current is made up of two component : a 10 A and a sine wave of peak value 14.14 A. The average value of current is 10 A. 14.14 A. 24.14 A. zero. 10 A. 14.14 A. 24.14 A. zero. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The inductive reactance of an electric circuit is 200 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance? 50 Ohms. 400 Ohms. 200 Ohms. 100 Ohms. 50 Ohms. 400 Ohms. 200 Ohms. 100 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What will be the capacitance when distance between the 2 plates of a condenser of capacitance 8 micro farad is reduced from 10 mm to 4 mm? 20 microfarad. 3.2 microfarad. 8 microfarad. 1 microfarad. 20 microfarad. 3.2 microfarad. 8 microfarad. 1 microfarad. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 10 μF capacitor and 100 W, 220 V lamp is connected in series across a 220 V alternating supply. In which frequency of the supply the lamp will glow brightest? 1 Hz. 10 Hz. 1000 Hz. 100 Hz. 1 Hz. 10 Hz. 1000 Hz. 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
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