Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across R is 50.8 V. 30.6 V. 24.4 V . 40.8 V. 50.8 V. 30.6 V. 24.4 V . 40.8 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is apparent power in AC operation? Product of rms voltage and rms current. Product of voltage and current at full load. Product of voltage and current. Product of voltage and current at no load. Product of rms voltage and rms current. Product of voltage and current at full load. Product of voltage and current. Product of voltage and current at no load. 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 resistance. 500 Ohms. 480 Ohms. 1000 Ohms. 100 Ohms. 500 Ohms. 480 Ohms. 1000 Ohms. 100 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the voltage U(t)= 3 + 4cos(3t) {3 + 2(1.141)} V. 4.123 V. 5 V. 7 V. {3 + 2(1.141)} V. 4.123 V. 5 V. 7 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A piece of copper and another piece of germanium are cooled from room temperature to 80K. The resistance of each of them decreases. each of them increases. copper increases and germanium decreases. copper decreases and germanium increases. each of them decreases. each of them increases. copper increases and germanium decreases. copper decreases and germanium increases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Mesh analysis is applicable for neither planar and non planar networks.. non planar networks. planar networks. both planar and non planar networks. neither planar and non planar networks.. non planar networks. planar networks. both planar and non planar networks. ANSWER DOWNLOAD EXAMIANS APP
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