Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the collector current base current supply current None of these emitter current collector current base current supply current None of these emitter current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles As the temperature increases, the current gain decreases increases None of these can be any of the above contant decreases increases None of these can be any of the above contant ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: ac current is converted to dc voltage ac current and voltage are exactly in phase ac current leads the voltage by 90 degree None of these ac current lags the voltage by 90 degree ac current is converted to dc voltage ac current and voltage are exactly in phase ac current leads the voltage by 90 degree None of these ac current lags the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For normal operation of the transistor, the collector diode has to be None of these Nonconducting Operating in the breakdown region Forward-biased Reverse-biased None of these Nonconducting Operating in the breakdown region Forward-biased Reverse-biased ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the number of turns of wire in an inductor: multiplies the value of inductance by two reduces the value of inductance by one-fourth reduces the value of inductance by one-half multiplies the value of inductance by four None of these multiplies the value of inductance by two reduces the value of inductance by one-fourth reduces the value of inductance by one-half multiplies the value of inductance by four None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: they have the same amplitude and frequency None of these All of these their waveforms are both ac or both dc their waveforms cross through zero and reach positive and negative peaks at the same time they have the same amplitude and frequency None of these All of these their waveforms are both ac or both dc their waveforms cross through zero and reach positive and negative peaks at the same time ANSWER DOWNLOAD EXAMIANS APP
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