Electric Circuits A star connected load has three equal impedance each of (40 + j30) Ω If the line current is 5 A then value of line voltage is 200 V. 250 / √3 V. 250 √3 V. 250 V. 200 V. 250 / √3 V. 250 √3 V. 250 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The current in the resistor R shown in figure will be 0.2 A. 0.8 A. 0.4 A. 0.6 A. 0.2 A. 0.8 A. 0.4 A. 0.6 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A circuit with resistor, inductor, capacitor in series is resonant of 50 Hz. If all the values are now doubled, the new resonant frequency is still f0. f0 / 4. 2f0. f0 / 2. still f0. f0 / 4. 2f0. f0 / 2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the given figure, the Thevenins equivalent voltage and impedance as seen from the terminals P - Q is given by 2 V and 5 Ω. 4 V and 5 Ω. 4 V and 7.5 Ω. 2 V and 7.5 Ω. 2 V and 5 Ω. 4 V and 5 Ω. 4 V and 7.5 Ω. 2 V and 7.5 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following characteristics is/are attributed to an ideal independent voltage source? Independent of magnitude of current supplied.. Independent of the magnitude of voltage supplied. both ‘b’ and ‘d’. Independent of the direction of flow of current. Independent of magnitude of current supplied.. Independent of the magnitude of voltage supplied. both ‘b’ and ‘d’. Independent of the direction of flow of current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC series circuit, if the voltage across capacitor is greater than voltage across inductor, then power factor of the network is zero. unity. leading. lagging. zero. unity. leading. lagging. ANSWER DOWNLOAD EXAMIANS APP
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