Related Questions

An emitter follower has ___________ input impedance
A Zero
B Low
C High
D None of the above
The voltage gain of an emitter follower is ___________
A Much less than 1
B Approximately equal to 1
C Greater than 1
D None of the above
The output impedance of an emitter follower is ___________
A High
B Very high
C Almost zero
D Low
Emitter follower is used for ___________
A Current gain
B Impedance matching
C Voltage gain
D None of the above
The purpose of resistance in the emitter circuit of a transistor amplifier is to ___________
A Limit the maximum emitter current
B Provide base-emitter bias
C Limit the change in emitter current
D None of the above
কমন গ্রামিটার বর্তনীতে একটি n-p-n ট্রানজিস্টরের সংগ্রাহকে 8 V ব্যাটারী সংযুক্ত আছে। সংগ্রাহক Rt রোধের দুই প্রান্তে বিভব পতন 0.5 V হলে বেস কারেন্ট নির্ণয় কর। [দেওয়া আছে Rt = 800 Ω এবং বর্তনীর α =0.96)(An n-p-n transistor is connected in common emitter configuration in which the collector supply is 8 V. Determine the base current, if the voltage drops across the resistance Re of the collector circuit is 0.5 V. [Rt = 800Ω and α = 0.96])
A 0.625 mA
B 0.000625 mA
C 0.974 mA
D 0.026 mA
E 0.000026 mA
A voltage follower ___________
A has a voltage gain of 1
B is noninverting
C has no feedback resistor
D has all of these
Between the peak point and the valley point of UJT emitter characteristics we have ___________ region
A Saturation
B Negative resistance
C Cut-off
D None of the above
Most of the majority carriers from the emitter ___________
A recombine in the base
B recombine in the emitter
C pass through the base region to the collector
D none of the above
A single stage transistor amplifier with collector load RC and emitter resistance RE has a d.c. load of ___________
A RC
B RC || RE
C RC - RE
D RC + RE

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