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 half charged. when capacitor is almost 25% charged. when capacitor is fully charged. initially. when capacitor is half charged. when capacitor is almost 25% charged. when capacitor is fully charged. initially. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a lead acid cell PbSO4 formed during discharging only. both during charging as well as discharging. neither during charging nor discharging. charging only. discharging only. both during charging as well as discharging. neither during charging nor discharging. charging only. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit which of the following represents the Q factor ? VR/V All of these XL/R XC/R VR/V All of these XL/R XC/R ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the sheet of a backelite is inserted between the plates of an air capacitor, the capacitance will remains unchanged. becomes zero. decrease. increase. remains unchanged. becomes zero. decrease. increase. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is meant by the rate of flow of an electric charge? Electric potential. Electric resistance. Electric current. None of these Electric potential. Electric resistance. Electric current. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Final value theorem is not applicable for which of the following? Both 2 and 3 unstable systems stable systems marginally stable systems Both 2 and 3 unstable systems stable systems marginally stable systems ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS