Electric Circuits What is called the instantaneous value of an alternating current? The value of alternating frequency at any instant. The value of peak quantity at any instant. The value of peak current at any instant. The value of alternating quantity at any instant. The value of alternating frequency at any instant. The value of peak quantity at any instant. The value of peak current at any instant. The value of alternating quantity at any instant. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is not a bilateral element? Capacitor. Resistor. Inductor. Diode. Capacitor. Resistor. Inductor. Diode. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a capacitors of capacitance 100 μF is connected across a voltage source of 10 V, then what will be the energy stored in that capacitor? 5 × 10 - 3 Joule. 10 × 10 - 3 Joule. 5 × 10 - 2 Joule. 10 × 10 6 Joule. 5 × 10 - 3 Joule. 10 × 10 - 3 Joule. 5 × 10 - 2 Joule. 10 × 10 6 Joule. 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 An AC voltage of 200 V at 50 Hz is applied to a coil which draws 5 A and dissipates 1000 W. The resistance and impedance of the coil respectively are 50 Ω and 200 Ω. 40 Ω and 200 Ω. 40 Ω and 40 Ω. 25 Ω and 5 Ω. 50 Ω and 200 Ω. 40 Ω and 200 Ω. 40 Ω and 40 Ω. 25 Ω and 5 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A voltage source having an open circuit voltage of 100 V and internal resistance of 50 Ω is equivalent to a current source 2 A with 50 Ω in series. 2 A with 50 Ω in parallel. 0.5 A in parallel with 50 Ω. none of these. 2 A with 50 Ω in series. 2 A with 50 Ω in parallel. 0.5 A in parallel with 50 Ω. none of these. ANSWER DOWNLOAD EXAMIANS APP
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