Electronic Principles The rotating coil of wire in an electric motor is called the: commutator armature loop None of these brush commutator armature loop None of these brush ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: from zero to its peak value from 10% of the peak value to 90% of the 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 zero to its peak value from 10% of the peak value to 90% of the 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 Assuming 100% efficiency, what is the power being consumed at the secondary winding of the transformer described in question 91? 100 W None of these 200 W 20 W 1000 W 100 W None of these 200 W 20 W 1000 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is None of these 0.5 mA 200 A 2 mA 0.083333333333333 None of these 0.5 mA 200 A 2 mA 0.083333333333333 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: None of these doubles the amount of a capacitive reactance cuts the capacitive reactance in half has no effect on the capacitive reactance multiplies the capacitive reactance by 6.28 None of these doubles the amount of a capacitive reactance cuts the capacitive reactance in half has no effect on the capacitive reactance multiplies the capacitive reactance by 6.28 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Voltmeter Wattmeter Ammeter None of these Ohmmeter Voltmeter Wattmeter Ammeter None of these Ohmmeter ANSWER DOWNLOAD EXAMIANS APP