Electric Circuits A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the value of C? 4.78 µF. 8.51 µF. 1.8 µF. 10.54 µF. 4.78 µF. 8.51 µF. 1.8 µF. 10.54 µF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases the current remain unaltered. the current increases. the current decreases. the current decreases abruptly. the current remain unaltered. the current increases. the current decreases. the current decreases abruptly. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is the heaviest? Molecule. Electron. Atom. Proton. Molecule. Electron. Atom. Proton. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For symmetrical wave form average value of one full cycle is 0 1 1.11 2.22 0 1 1.11 2.22 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A network contains linear resistors and ideal voltage sources. If values of all the resistors are doubled, then voltage across each resistor is doubled. remain same. halved. increase by two times. doubled. remain same. halved. increase by two times. 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? 8 microfarad. 20 microfarad. 1 microfarad. 3.2 microfarad. 8 microfarad. 20 microfarad. 1 microfarad. 3.2 microfarad. ANSWER DOWNLOAD EXAMIANS APP
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