Analog Electronics The input impedance of the base of an emitter follower is usually shorted to ground. open. low. high. shorted to ground. open. low. high. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The voltage divider biasing circuit is used in amplifiers quite often because it reduces the DC base electric current. makes the operating point almost independent of β. limits the AC signal going to base. reduces the cost of the circuit. reduces the DC base electric current. makes the operating point almost independent of β. limits the AC signal going to base. reduces the cost of the circuit. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When a reverse bias is applied to gate of JFET the depletion region width None of these is uniform in the channel. is wider near the source and tapers near the drain. is wider near the drain and tapers near source. None of these is uniform in the channel. is wider near the source and tapers near the drain. is wider near the drain and tapers near source. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The leakage current in a pn junction is in order of µA A None of these KA µA A None of these KA ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When the pn junction is forward biased the sequence of events that take place are injection, diffusion and recombination. diffusion, injection and drift. none of above. diffusion, drift and recombination. injection, diffusion and recombination. diffusion, injection and drift. none of above. diffusion, drift and recombination. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics For transistor action all of these. the emitter should be heavily doped. the base region must be very thin and lightly doped. Je must be forward biased and Jc should be reverse biased. all of these. the emitter should be heavily doped. the base region must be very thin and lightly doped. Je must be forward biased and Jc should be reverse biased. ANSWER DOWNLOAD EXAMIANS APP
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