What is an emitter follower BJT circuit ?

What is an emitter follower BJT circuit ?

(A) Common Collector Amplifier (B) Common Emitter Amplifier

(C) Common Base Amplifier (D) None of the above
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1 Answer

Answer :

What is an emitter follower BJT circuit ?

(A) Common Collector Amplifier (B) Common Emitter Amplifier

(C) Common Base Amplifier (D) None of the above

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Related questions

If the base current of a BJT is 250 µA and emitter current is 15 mA, then the common base current gain will be

Description :  If the base current of a BJT is 250 µA and emitter current is 15 mA, then the common base current gain will be A) 0.98 B) 0.41 C) 59 D) 55  

Last Answer :  If the base current of a BJT is 250 µA and emitter current is 15 mA, then the common base current gain will be 0.98 

For the active mode BJT operation (A) Emitter Base Junction is Forward Biased and Collector

Description : For the active mode BJT operation (A) Emitter Base Junction is Forward Biased and Collector Base Junction is Forward Biased (B) Emitter Base Junction is Reverse Biased and Collector Base Junction ... Biased (D) Emitter Base Junction is Reverse Biased and Collector Base Junction is Forward Biased

Last Answer : For the active mode BJT operation Emitter Base Junction is Forward Biased and Collector Base Junction is Reverse Biased.

In BJT, the common emitter gain β is

Description : In BJT, the common emitter gain β is (A) desired to have large value (B) desired to have small value (C) desired to have moderate value (D) the value need not be controlled

Last Answer : In BJT, the common emitter gain β is desired to have large value.  β is the Current gain factor also called transport factor. 

In a BJT circuit a pnp transistor is replaced by npn transistor. To analyse the new circuit

Description : In a BJT circuit a pnp transistor is replaced by npn transistor. To analyse the new circuit (1) All calculations done earlier have to be repeated (2) Replace all calculated voltages by ... all calculated currents by reverse values (4) Replace all calculated voltages and currents by reverse values 

Last Answer : In a BJT circuit a pnp transistor is replaced by npn transistor. To analyse the new circuit  Replace all calculated voltages and currents by reverse values 

An emitter follower circuit is widely used in electronic instruments because

Description : An emitter follower circuit is widely used in electronic instruments because  (A) Its voltage gain is less than unity  (B) its output impedance is high and input impedance is low  (C) its output impedance is low and input impedance is high  (D) none of the above

Last Answer : Don't no happy be

A bipolar junction transistor (BJT) is used as a power control switch by biasing it in the cut-off region

Description : A bipolar junction transistor (BJT) is used as a power control switch by biasing it in the cut-off region (OFF state) or in the saturation region (ON state). In the ON state, for ... base-collector junction is reverse biased (D) both the base-emitter and base-collector junctions are forward biased

Last Answer : A BJT is as a power control switch by biasing it in cut-off region (OFF state) or in the saturation region (ON state). In  ON state, for BJT both the base-emitter and base- collector junctions are forward biased

As compared to power MOSFET, a BJT has

Description : As compared to power MOSFET, a BJT has  (a) Lower switching losses but higher conduction losses (b) Higher switching losses and higher conduction losses (c) Higher switching losses but lower conduction losses (d) Lower switching losses and lower conduction losses. 

Last Answer : As compared to power MOSFET, a BJT has Higher switching losses but lower conduction losses 

In BJT circuits, bulk of the gain is provided by

Description : In BJT circuits, bulk of the gain is provided by (A) CE configuration (B) CB configuration (C) CC configuration (D) It is not certain

Last Answer : In BJT circuits, bulk of the gain is provided by CE configuration

What is the difference between BJT and FET?

Description : What is the difference between BJT and FET?

Last Answer : BJT  is  a  current  opperated   transistor  while  FET   is  a  field   opperated  transistor.

What is a BJT amplifier?

Description : What is a BJT amplifier?

Last Answer : Bilpolar Juntion transistor , this fuction is control the current

Explain open emitter BJT drive circuit.

Description : Explain open emitter BJT drive circuit.

Last Answer : open emitter BJT drive circuit:

Identify type of BJT configuration having following features : (i) BJT configuration having the least current gain. (ii) KIT configuration called as voltage follower. (iii) BJT configuration having current gain less than one. (iv) BJT configuration suitable for impedance matching. (v) BIT configuration suitable for voltage amplification. (vi) BJT configuration having the least output impedance.

Description : Identify type of BJT configuration having following features : (i) BJT configuration having the least current gain. (ii) KIT configuration called as voltage follower. (iii) BJT ... configuration suitable for voltage amplification. (vi) BJT configuration having the least output impedance.  

Last Answer : (i) BJT configuration having the least current gain : Common Base Configuration  (ii) KIT configuration called as voltage follower: Common Collector Configuration  (iii) BJT ... Emitter Configuration  (vi) BJT configuration having the least output impedance: Common Collector Configuration

Which of the following combinations has no phase inversion of the signal? A) Two CE stages B) CE and CC stages C) Three CE stages D) CE stage and emitter follower.

Description : Which of the following combinations has no phase inversion of the signal? A) Two CE stages B) CE and CC stages C) Three CE stages D) CE stage and emitter follower.

Last Answer : A) Two CE stages

Emitter follower is used for (a) reducing the gain (b) increasing the distortion (c) impedance matching (d) none of these

Description : Emitter follower is used for (a) reducing the gain (b) increasing the distortion (c) impedance matching (d) none of these 

Last Answer : (c) impedance matching

The current gain of emitter follower is:

Description : The current gain of emitter follower is: A) less than one B) more than one C) zero D) unpredictable

Last Answer : The current gain of emitter follower is: more than one 

A single-phase half-controlled rectifier is driving a separately excited dc motor. The dc motor has a back emf

Description : A single-phase half-controlled rectifier is driving a separately excited dc motor. The dc motor has a back emf constant of 0.5 V/rpm. The armature current is 5 A without any ripple. The armature resistance is 2 Ohm. The ... of the motor will be  (A) 339 rpm (B) 359 rpm (C) 366 rpm (D) 386 rpm

Last Answer : 359

Draw circuit diagram of two stage RC coupled amplifier using BJT

Description : Draw circuit diagram of two stage RC coupled amplifier using BJT

Last Answer : BJT - To amplify input signal. R1 & R2 = Biasing resistor to provide DC biasing voltage RE = Emitter resistor to control gain RL = Load resistor to carry load current Cin = Cout = Coupling capacitors to block DC CE = emitter bypass resistor

Draw circuit diagram of voltage divider biasing list two advantages of voltage divider biasing of BJT.

Description : Draw circuit diagram of voltage divider biasing list two advantages of voltage divider biasing of BJT.

Last Answer : Two advantages of voltage divider biasing of BJT. 1. It is very simple method of transistor biasing. 2. The biasing conditions can be very easily set. 3. there is no loading of ... 5. The resistor RE introduces a negative feedback. So all the advantages of negative feedback are obtained. 

A common-emitter circuit has an input voltage of 0.1 volt, an output voltage of 2.0 volts, an input current of 0.5 milliamps, and an output current of 10 milliamps. What is the power gain? A. 20 B. 40 C. 400 D. 4000

Description : A common-emitter circuit has an input voltage of 0.1 volt, an output voltage of 2.0 volts, an input current of 0.5 milliamps, and an output current of 10 milliamps. What is the power gain? A. 20 B. 40 C. 400 D. 4000

Last Answer : Answer: C

In the illustrated circuit, the amplifier is connected in what basic configuration? EL-0022 A. common base B. reverse bias, negative feedback C. common emitter D. common collector

Description : In the illustrated circuit, the amplifier is connected in what basic configuration? EL-0022 A. common base B. reverse bias, negative feedback C. common emitter D. common collector

Last Answer : Answer: C

In the illustration, the small battery and Rb are in the circuit to apply ________. EL-0022 A. forward bias to the emitter-base B. reverse bias to the emitter-base C. a 'reference charge' on the input capacitor D. a buffer between the input ground and the emitter ground

Description : In the illustration, the small battery and Rb are in the circuit to apply ________. EL-0022 A. forward bias to the emitter-base B. reverse bias to the emitter-base C. a 'reference charge' on the input capacitor D. a buffer between the input ground and the emitter ground

Last Answer : Answer: A

In the illustrated circuit, the amplifier is connected in what basic configuration? EL-0045 A. common emitter B. common collector C. darlington paired, capacitor coupled D. common base

Description : In the illustrated circuit, the amplifier is connected in what basic configuration? EL-0045 A. common emitter B. common collector C. darlington paired, capacitor coupled D. common base

Last Answer : Answer: D

In the illustration, the large battery and R(L) are in the circuit to ________. EL-0022 A. forward bias the emitter-base B. reverse bias the emitter-base C. forward bias the emitter/collector D. reverse bias the emitter/collector

Description : In the illustration, the large battery and R(L) are in the circuit to ________. EL-0022 A. forward bias the emitter-base B. reverse bias the emitter-base C. forward bias the emitter/collector D. reverse bias the emitter/collector

Last Answer : Answer: D

What is the input current in the common-emitter circuit?

Description : What is the input current in the common-emitter circuit?

Last Answer : Base current (IB).

What is the polarity of the first alternation of the tank circuit in an emitter-loaded npn pulsed oscillator?

Description : What is the polarity of the first alternation of the tank circuit in an emitter-loaded npn pulsed oscillator?

Last Answer : Negative

The common-emitter transistor circuit can amplify a small current signal because a small change in the signal current produces one of the following. Does the change in signal produce a large change in the: w) emitter-base voltage x) base current y) collector current z) collector voltage

Description : The common-emitter transistor circuit can amplify a small current signal because a small change in the signal current produces one of the following. Does the change in signal produce a large change in the: w) emitter-base voltage x) base current y) collector current z) collector voltage

Last Answer : ANSWER: Y -- COLLECTOR CURRENT

In the common–emitter transistor circuit, if the current gain is 100 and the collector current is 10 mA, the

Description : In the common–emitter transistor circuit, if the current gain is 100 and the collector current is 10 mA, the base current is: (1) 10 µA (2) 100 µA (3) 1 A (4) 10 A 

Last Answer : In the common–emitter transistor circuit, if the current gain is 100 and the collector current is 10 mA, the base current is: 100 µA

Beta in grounded emitter circuit is very high due to

Last Answer : Beta in grounded emitter circuit is very high due to base current in small compared to collector current.

In life in general do you consider yourself a leader or a follower ?

Description : In life in general do you consider yourself a leader or a follower ?

Last Answer : answer:I seem to be seen as a leader, as I'm continuously placed in leadership roles. I have a strong personality with lots of reasoned opinions. Additionally, I'm pretty organized and efficient. ... and offer leadership opportunities to everyone on the team. I have no interest in being a follower.

Were you born a leader or are you a follower?

Description : Were you born a leader or are you a follower?

Last Answer : I am a born leader, much to my chagrin. Even when I try not to be in a leadership position, I usually end up in one.

Are you more of a leader, follower, or bystander?

Description : Are you more of a leader, follower, or bystander?

Last Answer : None of the above. I’m more a go-it-aloner. I don’t have the motivational skill to lead, I hate following others, and I get bored/frustrated just being a bystander. I much prefer to be left alone to get things done on my own.

How would you know if your follower in twitter is a spam?

Description : How would you know if your follower in twitter is a spam?

Last Answer : what is twitter?

If for power transmission a gear train consisting of 8 gears is used, then a.the motion of driver and follower will be in the same direction b.the motion of driver and follower will be in the opposite directions c.either of (A) or (B) above d.None of the above e.107 dynes

Description : If for power transmission a gear train consisting of 8 gears is used, then a.the motion of driver and follower will be in the same direction b.the motion of driver and follower will be in the opposite directions c.either of (A) or (B) above d.None of the above e.107 dynes

Last Answer : b. the motion of driver and follower will be in the opposite directions

If for power transmission a gear train consisting of 11 gears is used, then a.the motion of driver and follower will be in the same direction b.The motion of driver and follower will be in the opposite direction c.either of (A) or (B) above d.None of the above e.107 dynes

Description : If for power transmission a gear train consisting of 11 gears is used, then a.the motion of driver and follower will be in the same direction b.The motion of driver and follower will be in the opposite direction c.either of (A) or (B) above d.None of the above e.107 dynes

Last Answer : a. the motion of driver and follower will be in the same direction

Which king was an ardent follower of Jainism? -Do You Know?

Description : Which king was an ardent follower of Jainism? -Do You Know?

Last Answer : answer:

How to get auto follower on Instagram ?

Description : How to get auto follower on Instagram ?

Last Answer : Instagram auto follower can be taken from the following website and app. Site 1 Site 2 Auto Follower App

Who wrote the follower ?

Last Answer : Written by Anugamini Balaichand Mukherjee.

On Facebook Follower Increases How ?

Last Answer : Facebook Of Follower To increase Friend request for acceptance Do No. Then That's it Will increase And If you do Will decrease

What automation do you use to increase your follower number in Instagram?

Description : What automation do you use to increase your follower number in Instagram?

Last Answer : You can use Architect. It can make you a very good ads in all social media. Ads will do a lot of helping to grow your business. Architect does not only create and set ads, it also a ... thoroughly all the social media sites and gather all the links of information about the audience of your choice.

Tom Cruise is an outspoken follower of which religion?

Description : Tom Cruise is an outspoken follower of which religion?

Last Answer : Answer: Scientology

What is meant by voltage follower?

Description : What is meant by voltage follower?

Last Answer : If the output voltage of an op-amp follows the input i.e., if the output voltage is equal to the input voltage it is called as a voltage follower.

Who Gandhian follower was a teacher by profession?

Description : Who Gandhian follower was a teacher by profession?

Last Answer : J. B. Kriplani

Which king was an ardent follower of Jainism?

Description : Which king was an ardent follower of Jainism?

Last Answer : Kharavela

What is voltage follower?

Description : What is voltage follower?

Last Answer :  A circuit in which output folloes the input is called voltage follower. 

Pick up the correct statement from the following: (A) With both handles in his left hand, the chain man throws out the chain with his right hand and the second chain man assists him to free it from knots (B) The follower of the chaining operation should be more experienced than the leader (C) At the end of the tenth chain length, the two chain men meet and the ten arrows are handed over to the leader (D) All the above

Description : Pick up the correct statement from the following: (A) With both handles in his left hand, the chain man throws out the chain with his right hand and the second chain man assists him to free it from ... the two chain men meet and the ten arrows are handed over to the leader (D) All the above

Last Answer : (D) All the above

Companies that focus their efforts on a narrow range of products or select group of consumers are adopting a -------------- position. A)market challenger B)market follower C)market leader D)market nicher

Description : Companies that focus their efforts on a narrow range of products or select group of consumers are adopting a -------------- position. A)market challenger B)market follower C)market leader D)market nicher

Last Answer : D)market nicher

In Hindi language the term Anusandhan refers to Options: A) Follower of an aim B) Preying of an aim C) Attain the aim D) Become goal-oriented

Description : In Hindi language the term Anusandhan refers to Options: A) Follower of an aim B) Preying of an aim C) Attain the aim D) Become goal-oriented

Last Answer : A) Follower of an aim

Write the classification of follower (i) As per shape (ii) As per motion. Draw sketch of any one follower.

Description : Write the classification of follower (i) As per shape (ii) As per motion. Draw sketch of any one follower.

Last Answer : Classification of follower: i) As per shape: Knife-edge follower: When the contacting end of the follower has a sharp knife edge, it is called a knife edge follower. ... converted into predetermined oscillatory motion of the follower, it is called oscillating or rotating follower.