Electric Circuits A parallel plate capacitor has a capacitance of C farad. It area of the plates is doubled and the distance between them is half, the capacitance of the capacitor is 4C Farad. C Farad. 16C Farad. 2C Farad. 4C Farad. C Farad. 16C Farad. 2C Farad. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a series R, L circuit, voltage across resistor and inductor are 3 V and 4 V respectively, then what is the applied voltage? 3V 4V 7V 5V 3V 4V 7V 5V 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. 2.5 × 102 joules. 3 × 102 joules. 6 × 102 joules. 4 × 102 joules. 2.5 × 102 joules. 3 × 102 joules. 6 × 102 joules. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a capacitor, the electrical energy is stored in magnetic field. electric field. both ‘electric field’ and magnetic field’. none of above. magnetic field. electric field. both ‘electric field’ and magnetic field’. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits According to duality principle a series inductor (L) can be represented as Series C. Parallel L. Series L. Parallel C. Series C. Parallel L. Series L. Parallel C. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two resistors R1 and R2 give combined resistance of 4.5 Ohm when connected in series and 1 Ohm when in parallel, the resistances are 1.25 Ohm and 3.25 Ohm. 2.2 Ohm and 2.3 Ohm. 2 Ohm and 2.5 Ohm. 1.5 Ohm and 3 Ohm. 1.25 Ohm and 3.25 Ohm. 2.2 Ohm and 2.3 Ohm. 2 Ohm and 2.5 Ohm. 1.5 Ohm and 3 Ohm. ANSWER DOWNLOAD EXAMIANS APP