Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? 85 81 6 None of these 9 85 81 6 None of these 9 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical into electrical energy is? solar cell thermocouple generator None of these chemical cell solar cell thermocouple generator None of these chemical cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of conventional current flow is: from neutral to positive from positive to negative None of these from negative to positive from left to right from neutral to positive from positive to negative None of these from negative to positive from left to right ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: from 10% of the peak value to 90% of the peak value from zero to its peak value from 10% of the peak value to 70.7% of the peak value None of these from zero to its rms value from 10% of the peak value to 90% of the peak value from zero to its peak value from 10% of the peak value to 70.7% of the peak value None of these from zero to its rms value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of an inductive circuit: multiplies the inductive reactance by 6.28 cuts the inductive reactance in half None of these has no effect on the inductive reactance doubles the amount of inductive reactance multiplies the inductive reactance by 6.28 cuts the inductive reactance in half None of these has no effect on the inductive reactance doubles the amount of inductive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The net charge of a neutral copper atom is None of these 4 -1 1 None of these 4 -1 1 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS