Positive feedback is the same as

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Answer :

Positive feedback is the same as Regeneration.

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Positive feedback is used in 1. Amplifier 2. Rectifier 3.Oscillator 4. Detector

Description : Positive feedback is used in 1. Amplifier 2. Rectifier 3.Oscillator 4. Detector 

Last Answer : Positive feedback is used in 1. Amplifier 2. Rectifier 3.Oscillator 4. Detector 

Feedback factor at the frequency of oscillation of a Wien bridge oscillator is:

Description : Feedback factor at the frequency of oscillation of a Wien bridge oscillator is:  (1) 3 (2) 1/3 (3) 1/29 (4) 3/29

Last Answer : Feedback factor at the frequency of oscillation of a Wien bridge oscillator is: 1/3.

Negative feedback in amplifier: ...

Description : Negative feedback in amplifier:  (1) Improves the SNR at input (2) Improve SNR at output (3) Reduces distortion (4) Decreases bandwidth

Last Answer : Negative feedback in amplifier: Reduces distortion.

Negative feedback is used in audio amplifiers to

Last Answer : Negative feedback is used in audio amplifiers to Reduce distortion.

Do you think lurve attracts ebay types who like to build up positive feedback?

Description : Do you think lurve attracts ebay types who like to build up positive feedback?

Last Answer : I'm not really one to do Ebay, but on the rare occasion that I do I would be crushed to receive a negative feedback. So I don't know if it necessarily applies specifically to Ebay (or maybe ... probably admit that anything that verifies that hey, this person is pretty ok! makes me feel content.

Positive feedback from one's job is nice, but does it ever become meaningless?

Description : Positive feedback from one's job is nice, but does it ever become meaningless?

Last Answer : Yes, when time and time again you get told you are doing such a great job and yet you get passed over for promotion or you don't get a pay increase or any kind of bonus. Then you just feel used ... that you should just be happy that we noticed you. You can't provide for your family on just words.

What is an example of positive feedback in aerobic respiration?

Description : What is an example of positive feedback in aerobic respiration?

Last Answer : Need answer

What is an example of positive feedback of the homeostatic regulation?

Description : What is an example of positive feedback of the homeostatic regulation?

Last Answer : In positive feedback the effect caused by an action stimulates the action even more. This is a rarer mechanism of the homeostatic regulation. An example of positive feedback is the blood ... each reaction is dislocated towards the production of more enzymes (a positive feedback). Nutrition Vitamins

What is the effect of positive feedback on stability of the system?

Description : What is the effect of positive feedback on stability of the system?

Last Answer : Positive feedback is not used generally in the control system because it increases the error signal and drives the system to instability. But positive feedbacks are used in minor loop control systems to amplify certain internal signals and parameters

What is positive feedback?

Description : What is positive feedback?

Last Answer : If the feed back signal is applied in such a way that it is in phase with the input signal and thus increases it is said to be positive feedback.

.Gene regulation governing lactose operon of E.coli that involves the lac I gene product is (a) negative and repressible because repressor protein prevents transcription (b) feedback inhibition because excess of β-galactosidase can switch off transcription (c) positive and inducible because it can be induced by lactose (d) negative and inducible because repressor protein prevents transcription.

Description : .Gene regulation governing lactose operon of E.coli that involves the lac I gene product is (a) negative and repressible because repressor protein prevents transcription (b) feedback inhibition ... be induced by lactose (d) negative and inducible because repressor protein prevents transcription.

Last Answer : (d) negative and inducible because repressor protein prevents transcription.

Gene regulation governing lactose operon of E.coli that involves the lac I gene product is (a) negative and repressible because repressor protein prevents transcription (b) feedback inhibition because excess of β-galactosidase can switch off transcription (c) positive and inducible because it can be induced by lactose (d) negative and inducible because repressor protein prevents transcription.

Description : Gene regulation governing lactose operon of E.coli that involves the lac I gene product is (a) negative and repressible because repressor protein prevents transcription (b) feedback inhibition ... be induced by lactose (d) negative and inducible because repressor protein prevents transcription.

Last Answer : (d) negative and inducible because repressor protein prevents transcription.

The sulfa drugs work by _______ with PABA in making folic acid. a. Positive Feedback b. Negative Feedback c. Competitive Inhibition d. Allosteric Inhibition

Description : The sulfa drugs work by _______ with PABA in making folic acid. a. Positive Feedback b. Negative Feedback c. Competitive Inhibition d. Allosteric Inhibition

Last Answer : c. Competitive Inhibition

Which of the following contributes to harmonics distortion in amplifiers? A) Positive feedback B) Presence of noise C) Defective active device D) Non linearity in active device.

Description : Which of the following contributes to harmonics distortion in amplifiers? A) Positive feedback B) Presence of noise C) Defective active device D) Non linearity in active device.

Last Answer : D) Non linearity in active device.

Which of the following is not true: A) An oscillator is a circuit that converts DC to AC B) An oscillator is an amplifier that supplies its own input signal C) All oscillators generate sine waves D) In phase feedback is called positive Feedback

Description : Which of the following is not true: A) An oscillator is a circuit that converts DC to AC B) An oscillator is an amplifier that supplies its own input signal C) All oscillators generate sine waves D) In phase feedback is called positive Feedback

Last Answer : C) All oscillators generate sine waves

Increasing carbon dioxide will cause sea ice to reduce in spatial coverage. In turn, the reduced sea ice extent is a (a) Positive feedback on surface temperature because it has a greater albedo than ocean (b) Positive feedback on surface temperature because it has a lower albedo than ocean (c) Positive feedback on surface temperature because sea ice has lower heat ca- pacity than ocean (d) Both B and C are true

Description : Increasing carbon dioxide will cause sea ice to reduce in spatial coverage. In turn, the reduced sea ice extent is a (a) Positive feedback on surface temperature because it has a greater albedo than ocean ( ... because sea ice has lower heat ca- pacity than ocean (d) Both B and C are true

Last Answer :  Positive feedback on surface temperature because it has a greater albedo than ocean

Compare positive and negative feedback.

Description : Compare positive and negative feedback.

Last Answer : Sr. No. Parameter Positive feedback  Negative feedback 1 BW Increases Decreases 2 Feedback signal In phase with the input signal. 180 º out of phase ... impedance increases decreases 9 Uses Oscillators, Schmitt trigger Amplifiers, bootstrapping

advantages of negative feedback over positive feedback.

Description :  advantages of negative feedback over positive feedback.

Last Answer : Advantages of negative feedback over positive feedback: 1. Higher fidelity i.e. more linear operation. 2. Highly stabilized gain. 3. Increased bandwidth i.e. improved frequency response. 4. Less ... . 8. Input and output impedance can be modified as desired. 9. Less frequency distortion.

Differentiate between positive and negative feedback on the basis of . (i) overall phase shift (ii) voltage gain (iii) stability (iv) applications

Description : Differentiate between positive and negative feedback on the basis of . (i) overall phase shift (ii) voltage gain (iii) stability (iv) applications 

Last Answer : Compare positive feedback and negative feedback on the basis of: (i) Gain (ii) Bandwidth (iii) Phase shift (iv) Stability

Write advantages and disadvantages of positive and negative feedback.

Description : Write advantages and disadvantages of positive and negative feedback.

Last Answer : Advantages of Positive Feedback: i) Voltage gain increases. ii) No phase shift is provided. iii) Feedback signal and input signal are in phase. iv) Input and Output voltage increases.  ... ii) Feedback signal and input signal are out of phase. iii) Input and Output voltage decreases.

Differentiate between positive and negative feedback.

Description : Differentiate between positive and negative feedback.

Last Answer : PARAMETER POSITIVE FEEDBACK NEGATIVE FEEDBACK Overall phase shift 0° or 360° 180° Feedback and input signal Are in phase Are out of phase Input signal ... Increases Input impedance Decreases Increases Output impedance Increases Decreases

Define negative and positive feedback

Description : Define negative and positive feedback

Last Answer : 1. Negative feedback: Feedback in which feedback signal is out of phase with input signal and it decreases output is called negative feedback.  2. Positive feedback: Feedback in which feedback signal is in phase with input signal and it increases output is called positive feedback. 

In closed loop control system, with positive value of feedback gain the overall gain of the system will

Description : In closed loop control system, with positive value of feedback gain the overall gain of the system will

Last Answer : In closed loop control system, with positive value of feedback gain the overall gain of the system will decrease.

Positive feed back used in - - - -

Last Answer : Positive feedback used in Oscillators

The following is true for a Robot & NC Machine A : Similar power drive technology is used in both B : Different feedback systems are used in both C : Programming is same for both D : Programming is not same for both

Description : The following is true for a Robot & NC Machine A : Similar power drive technology is used in both B : Different feedback systems are used in both C : Programming is same for both D : Programming is not same for both

Last Answer : A : Similar power drive technology is used in both

The following is true for a Robot & NC Machine A : Similar power drive technology is used in both B : Different feedback systems are used in both C : Programming is same for both D : Programming is not same for both

Description : The following is true for a Robot & NC Machine A : Similar power drive technology is used in both B : Different feedback systems are used in both C : Programming is same for both D : Programming is not same for both

Last Answer : A : Similar power drive technology is used in both

The following is true for a Robot and NC Machine (A) Similar power drive technology is used in both (B) Different feedback systems are used in both (C) Programming is same for both (D) All of the above

Description : The following is true for a Robot and NC Machine (A) Similar power drive technology is used in both (B) Different feedback systems are used in both (C) Programming is same for both (D) All of the above

Last Answer : A