Electronic Principles In a step-down transformer, which is larger? Secondary voltage None of these Primary voltage Neither Impossible to say Secondary voltage None of these Primary voltage Neither Impossible to say 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? 20 W None of these 200 W 100 W 1000 W 20 W None of these 200 W 100 W 1000 W 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? Wattmeter Ohmmeter Ammeter Voltmeter None of these Wattmeter Ohmmeter Ammeter Voltmeter None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a parallel RLC circuit: None of these always increases as the applied frequency increases always decreases as the applied frequency increases is maximum at the resonant frequency is equal to the sum of the values of resistance, inductive reactance and capacitive reactance None of these always increases as the applied frequency increases always decreases as the applied frequency increases is maximum at the resonant frequency is equal to the sum of the values of resistance, inductive reactance and capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? 310 Ohm 400 Ohm 410 Ohm 550 Ohm None of these 310 Ohm 400 Ohm 410 Ohm 550 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Most AC power is obtained from: None of these generators oscillators batteries lightning None of these generators oscillators batteries lightning ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS