Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 4 0.5 None of these 180 0.25 4 0.5 None of these 180 0.25 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When applying a square waveform to a capacitor, the circuit tends to: peak the current and round off the voltage waveforms round off both the voltage and current waveforms peak both the voltage and current waveforms peak the voltage and round off the current waveforms None of these peak the current and round off the voltage waveforms round off both the voltage and current waveforms peak both the voltage and current waveforms peak the voltage and round off the current waveforms None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles 1 Microfarad is the same as: 1000 millifarads 1 million picofarads 1 million farads 1 millionth of a picofarad None of these 1000 millifarads 1 million picofarads 1 million farads 1 millionth of a picofarad None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm? 690 ohm 150 ohm None of these 220 ohm 445 ohm 690 ohm 150 ohm None of these 220 ohm 445 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The south pole of a magnet is the one: that would be attracted to the earths north magnetic pole that has its molecules arranged in a random pattern that would be attracted to the earth's south magnetic pole that would be repelled by the north pole of another magnet None of these that would be attracted to the earths north magnetic pole that has its molecules arranged in a random pattern that would be attracted to the earth's south magnetic pole that would be repelled by the north pole of another magnet None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm 30 degree 180 degree 45 degree 75 degree None of these 30 degree 180 degree 45 degree 75 degree None of these ANSWER DOWNLOAD EXAMIANS APP
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