Electric Circuits If a resistor is connected across the voltage source and the frequency of voltage and current wave form is 50Hz, then what is frequency of instantaneous power 0 Hz. 100 Hz. 50 Hz. 150 Hz. 0 Hz. 100 Hz. 50 Hz. 150 Hz. ANSWER DOWNLOAD EXAMIANS APP
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 2C Farad. 4C Farad. C Farad. 16C Farad. 2C Farad. 4C Farad. C Farad. 16C Farad. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current is said to be alternating when it changes in magnitude. none of these. both ‘a’ and ‘b’. direction. magnitude. none of these. both ‘a’ and ‘b’. direction. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Unit of apparent power is VA. VAR. KWhr. Watts. VA. VAR. KWhr. Watts. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Internal resistance of ideal voltage source is zero infinite finite 100 ohms zero infinite finite 100 ohms ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Absolute permittivity of dielectric medium is represented as ε0 εr εrε0 εr/ε0 ε0 εr εrε0 εr/ε0 ANSWER DOWNLOAD EXAMIANS APP
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