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? 3.2 microfarad. 1 microfarad. 20 microfarad. 8 microfarad. 3.2 microfarad. 1 microfarad. 20 microfarad. 8 microfarad. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Voltage magnification will occur in which of the following case? Series resonance Parallel resonance Both None of these Series resonance Parallel resonance Both None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the sheet of a backelite is inserted between the plates of an air capacitor, the capacitance will decrease. remains unchanged. becomes zero. increase. decrease. remains unchanged. becomes zero. increase. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The maximum value of a current wave is 2A. If the form factor of a current wave is 1.5 and the peak factor is 2.7, find the average value in Amperes. 0.741 A. 1.57 A. 0.494 A. 1.414 A. 0.741 A. 1.57 A. 0.494 A. 1.414 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For closer tolerance which of the following capacitors is usually preferred? Mica capacitor. Paper capacitor. None of them. Ceramic disc capacitor. Mica capacitor. Paper capacitor. None of them. Ceramic disc capacitor. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation? 64 W. 5 W. 10 W. 1 W. 64 W. 5 W. 10 W. 1 W. ANSWER DOWNLOAD EXAMIANS APP
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