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? 20 microfarad. 1 microfarad. 3.2 microfarad. 8 microfarad. 20 microfarad. 1 microfarad. 3.2 microfarad. 8 microfarad. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The fixed circular paths around the nucleus are called mesons. orbitals. nucleus. orbits. mesons. orbitals. nucleus. orbits. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor having a capacitance of 40 μF is connected across 250 V DC source. The charging current will be least when capacitor is almost 25% charged. when capacitor is fully charged. when capacitor is half charged. initially. when capacitor is almost 25% charged. when capacitor is fully charged. when capacitor is half charged. initially. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Find the current through 5 Ohm resistor from A to B. 2A. -2A. -1A. 1A. 2A. -2A. -1A. 1A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If C be the capacitance, V be the potential difference and I be the current, then I / CV will have the unit of time. frequency. power. reactive power. time. frequency. power. reactive power. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Efficiency of electrical machines should be calculated by measuring losses. output and input. losses and input. losses and output. losses. output and input. losses and input. losses and output. ANSWER DOWNLOAD EXAMIANS APP