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? 1 microfarad. 8 microfarad. 20 microfarad. 3.2 microfarad. 1 microfarad. 8 microfarad. 20 microfarad. 3.2 microfarad. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current is said to be alternating when it changes in magnitude. none of these. direction. both ‘a’ and ‘b’. magnitude. none of these. direction. both ‘a’ and ‘b’. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor is charged by a constant 10 mA current sources which is turned on for 1 second. Assuming the capacitor is initially charge free; determine the charge delivered to and the power supplied by the source if the capacitor has a value of 1 mF. 0.01C and 5W. 0.01C, 10MW. 0.1C, 100MW. 0.1C, 10MW. 0.01C and 5W. 0.01C, 10MW. 0.1C, 100MW. 0.1C, 10MW. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Disadvantages of constant k type filter characteristic impedance unchanged in pass band. both A and B. attenuation does not increase rapidly beyond cut off frequency. none of these. characteristic impedance unchanged in pass band. both A and B. attenuation does not increase rapidly beyond cut off frequency. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following ABCD parameters is unit less? A and B. A and D. A and C. B and C. A and B. A and D. A and C. B and C. ANSWER DOWNLOAD EXAMIANS APP
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? 1.8 µF. 4.78 µF. 8.51 µF. 10.54 µF. 1.8 µF. 4.78 µF. 8.51 µF. 10.54 µF. ANSWER DOWNLOAD EXAMIANS APP
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