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 None of these from zero to its rms value from 10% of the peak value to 70.7% of the peak value from 10% of the peak value to 90% of the peak value from zero to its peak value None of these from zero to its rms value from 10% of the peak value to 70.7% of the peak value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltages in a series RL circuit? The total voltage lags the total current by less than 90 The total voltage is less than the sum of the voltages across the resistance and inductance None of these The total voltages is equal to the sum of the voltages across the resistance and inductance The voltage always has the same amplitude and phase for every part of the circuit The total voltage lags the total current by less than 90 The total voltage is less than the sum of the voltages across the resistance and inductance None of these The total voltages is equal to the sum of the voltages across the resistance and inductance The voltage always has the same amplitude and phase for every part of the circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Positive ions are atoms that have Gained an electron Lost a proton Lost an electron None of these Gained a proton Gained an electron Lost a proton Lost an electron None of these Gained a proton ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A loadstone is: None of these a paramagnetic alloy an artificial magnet a temporary magnet a natural magnet None of these a paramagnetic alloy an artificial magnet a temporary magnet a natural magnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 43922 3 2 43891 None of these 43922 3 2 43891 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: piezoelectric devices chemical cell None of these solar cell thermocouple piezoelectric devices chemical cell None of these solar cell thermocouple ANSWER DOWNLOAD EXAMIANS APP
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