Electric Circuits The capacitance of a conductor is varying from 2 microfarad to zero in 1 sec linearly if the voltage applied to it is 6 V the energy stored in 0.5 sec in the condenser is 10 µ joules. 18 µ joules. 20 µ joules. 55.1 µ joules. 10 µ joules. 18 µ joules. 20 µ joules. 55.1 µ joules. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 50 μF capacitor is charged to retain 10 MJ of energy by a constant charging current of 1 A. Determine the voltages across the capacitor? 20 V. 30 V. 60 V. 50 V. 20 V. 30 V. 60 V. 50 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A p.d. of 300 V is applied across series combination of 3 μF and 9 μF capacitors. The charge on each capacitor is ___________________ μC. 7.5. 240. 675. 3600. 7.5. 240. 675. 3600. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor that stores charge of 0.5 C at 10 V has a capacitance of _____________ farad. 0.05. 5. 10. 20. 0.05. 5. 10. 20. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor has a capacitance of 6 μF. Calculate the stored energy in it if a DC voltage of 100 V, is applied across it? 4 × 102 joules. 6 × 102 joules. 2.5 × 102 joules. 3 × 102 joules. 4 × 102 joules. 6 × 102 joules. 2.5 × 102 joules. 3 × 102 joules. ANSWER DOWNLOAD EXAMIANS APP