Electric Circuits The efficiency in case of maximum power transfer theorem is 50 % - 100 %. 100 %. less than 50 %. 50 %. 50 % - 100 %. 100 %. less than 50 %. 50 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor is connected to supply with switch and the switch is connected between capacitor and supply. Initially switch is open at time zero, and then switch is closed. Then how capacitor behaves at time t = 0+? open circuit. dielectric losses increases. dielectric losses decreases. short circuit. open circuit. dielectric losses increases. dielectric losses decreases. short circuit. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current of 1 mA flows through a 1M ohm, 2 W carbon resistor. The power dissipated as heat in the resistor will be 2 W. 0.5 W. None of these 1 W. 2 W. 0.5 W. None of these 1 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor passes a current of 12.6 mA when supplied with 20 V ac with a frequency of 1000 Hz. The capacitance will be 0.01 μF. 1 μF. 0.001 μF. 0.1 μF. 0.01 μF. 1 μF. 0.001 μF. 0.1 μF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A ceramic and a mica capacitor have the same physical dimension. Which has the higher value of capacitance? Both have identical value of capacitor. It is impossible to conclude on the basis of information supplied. Ceramic capacitor. Mica capacitor. Both have identical value of capacitor. It is impossible to conclude on the basis of information supplied. Ceramic capacitor. Mica capacitor. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The ratio of the resistance of a 200 W, 230 V lamp to that of a 100 W, 115 V lamp will be 0.5. 0.25. 4. 2. 0.5. 0.25. 4. 2. ANSWER DOWNLOAD EXAMIANS APP
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