Electronic Principles 1 Microfarad is the same as: 1 millionth of a picofarad 1000 millifarads 1 million picofarads 1 million farads None of these 1 millionth of a picofarad 1000 millifarads 1 million picofarads 1 million farads None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: ac current lags the voltage by 90 degree ac current and voltage are exactly in phase None of these ac current leads the voltage by 90 degree ac current is converted to dc voltage ac current lags the voltage by 90 degree ac current and voltage are exactly in phase None of these ac current leads the voltage by 90 degree ac current is converted to dc voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? None of these 250 µA 0.25 µA 350 µA 300 µA None of these 250 µA 0.25 µA 350 µA 300 µA 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? 410 Ohm 310 Ohm 550 Ohm 400 Ohm None of these 410 Ohm 310 Ohm 550 Ohm 400 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of an inductive circuit: has no effect on the inductive reactance cuts the inductive reactance in half None of these doubles the amount of inductive reactance multiplies the inductive reactance by 6.28 has no effect on the inductive reactance cuts the inductive reactance in half None of these doubles the amount of inductive reactance multiplies the inductive reactance by 6.28 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 micro A is: 10000A None of these 1000 A one-millionth of an ampere one million amperes 10000A None of these 1000 A one-millionth of an ampere one million amperes ANSWER DOWNLOAD EXAMIANS APP
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