The effect of negative feedback on distortion and bandwidth is A) Both distortion and bandwidth get

The effect of negative feedback on distortion and bandwidth is A) Both distortion and bandwidth get decreased B) Both distortion and bandwidth get increased C) Distortion is reduced and bandwidth is increased D) Distortion is increased and bandwidth is decreased 
by

1 Answer

Answer :

The effect of negative feedback on distortion and bandwidth is Distortion is reduced and bandwidth is increased

by

Related questions

An amplifier has a voltage gain of 120. To reduce distortion, 10% negative feedback is employed. The gain of

Description : An amplifier has a voltage gain of 120. To reduce distortion, 10% negative feedback is employed. The gain of the amplifier with feedback is  (1) 141 (2) 92.3 (3) 9.23 (4) 1.41

Last Answer : An amplifier has a voltage gain of 120. To reduce distortion, 10% negative feedback is employed. The gain of the amplifier with feedback is 9.23

A unity negative feedback control system is found to have a gain margin of 20 dB. The Nyquist plot of the

Description : A unity negative feedback control system is found to have a gain margin of 20 dB. The Nyquist plot of the system (A) crosses the real axis at +0.1 (B) crosses the real axis at -0.1. (C) crosses the imaginary axis at -0.1 (D) crosses the imaginary axis at +0.1

Last Answer : A unity negative feedback control system is found to have a gain margin of 20 dB. The Nyquist plot of the system crosses the real axis at -0.1.

Negative feedback in a closed-loop control system DOES NOT

Description : Negative feedback in a closed-loop control system DOES NOT (A) reduce the overall gain (B) reduce bandwidth (C) improve disturbance rejection (D) reduce sensitivity to parameter variation

Last Answer : Negative feedback in a closed-loop control system DOES NOT reduce bandwidth

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

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. 

Given a unity feedback system with G(s)=k/s (s+4), the value of k for damping ratio of 0.5 is

Description : Given a unity feedback system with G(s)=k/s (s+4), the value of k for damping ratio of 0.5 is

Last Answer : Given a unity feedback system with G(s)=k/s (s+4), the value of k for damping ratio of 0.5 is 16

How to Measure Optical Distortion

Description : How to Measure Optical Distortion

Last Answer : How to Measure Optical Distortion Optical Distortion is defined as a defect in an optical system. In this defect, the magnification of lines causes lines that are typically straight and sitting at an ... to measure optical illusions and also how the illusion is affecting the way you see a specimen.

working of distortion factor meter with block diagram

Description : working of distortion factor meter with block diagram

Last Answer : Working : Initially the switch S is kept at position 1.The attenuator gets excluded and the bridge T network is adjusted for full suppression of fundamental frequency and hence we get ... is obtained on the meter.Thus the total rms distortion is indicated by the reading of attenuator. 

The second harmonic distortion is defined as the

Description : The second harmonic distortion is defined as the A) Ratio of amplitude of second harmonic component in the output to that of the fundamental frequency B) Harmonic distortion due to only second harmonic component C) Sum of distortion of first and second harmonic components in the output 

Last Answer : The second harmonic distortion is defined as the Ratio of amplitude of second harmonic component in the output to that of the fundamental frequency

Transformer coupling introduces which type of distortion?

Description : Transformer coupling introduces which type of distortion?

Last Answer : Transformer coupling introduces Cross over distortion.

Define gain and bandwidth of an amplifier.

Description : Define gain and bandwidth of an amplifier.

Last Answer : Bandwidth  The range of frequency over which the voltage gain is equal to or greater than 70.7% of its maximum value Gain: The ratio of output parameter (voltage/ current /power) to the input parameter (voltage/ current /power) of an amplifier is known as gain. It is denoted by a letter A

The unity gain bandwidth of an inverting amplifier is 10 MHz What would be the bandwidth if the gain is

Description : The unity gain bandwidth of an inverting amplifier is 10 MHz What would be the bandwidth if the gain is increased to 10 V/V? A) 100 MHz B) 1 MHz C) 10 MHz D) 1 kHz 

Last Answer : The unity gain bandwidth of an inverting amplifier is 10 MHz What would be the bandwidth if the gain is increased to 10 V/V? A) 100 MHz B) 1 MHz C) 10 MHz D) 1 kHz 

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.

Have you seen my website? Would you give me some feedback?

Description : Have you seen my website? Would you give me some feedback?

Last Answer : It appears I’m using Internet Explorer and your website made my computer freeze. I had to open Task Manager and end the program to get back up and running.

What do you do to find trustworthy feedback?

Description : What do you do to find trustworthy feedback?

Last Answer : Look them in the eye in a confident way and say “Don’t lie to me. Be honest.” Usually works for me.

I'm an aspiring author. Is there anyone out there that would like to read my manuscript and give me honest feedback?

Description : I'm an aspiring author. Is there anyone out there that would like to read my manuscript and give me honest feedback?

Last Answer : Yes, I’ll give it a go. I’ll send you an email.

different types of feedback amplifiers

Description : different types of feedback amplifiers

Last Answer : Types of feedback amplifiers: 1. Positive feedback amplifiers 2. Negative feedback amplifiers (i)voltage series feedback amplifiers (ii)voltage shunt feedback amplifiers (iii)current series feedback amplifiers (iv)current shunt feedback amplifiers

Why are mobile broadband plans so expensive?

Description : Why are mobile broadband plans so expensive?

Last Answer : answer:Simple. Providers sell at the maximum price that they can. If there is no competition, they charge as high as they can. It's the American way! Capitalism - the market economy - working as ... In short, they charge prices that are through the roof, because they can get suckers to pay it.

How can i change speeds for routers?

Description : How can i change speeds for routers?

Last Answer : google tomato firmware and see of your model of linksys router is supported by them. Then, you can install the tomato firmware and specify which address (his desktop) gets more bandwidth

Why is the phrase "Two can play at that game!" always referring to something negative?

Description : Why is the phrase "Two can play at that game!" always referring to something negative?

Last Answer : That’s not what he meant last night. (waggle, waggle)

Do you have a positive attitude or a negative one?

Description : Do you have a positive attitude or a negative one?

Last Answer : I’m an “expect the worst, hope for the best” kind of person.

Do you feel Trump running the country as president is a positive or negative thing and why?

Description : Do you feel Trump running the country as president is a positive or negative thing and why?

Last Answer : I think he's an idiot, a blowhard, and a liar. I think he is an illegitimate President, that only came to power because he's in some sort of cahoots, or pile of shit with the Russians, who interfered ... House. He's a fool, and bully. He does not care about the majority of Americans. He loves money.

Do cell-phones have more positive effects than negative effects?

Description : Do cell-phones have more positive effects than negative effects?

Last Answer : answer:A Wikipedia article has this to say about health risks from cell phones: The effect mobile phone radiation has on human health is the subject of recent interest and study, as a result ... estimates, because the increase in brain cancers has not paralleled the increase in mobile phone use.

Do you consider yourself to be a positive person or a negative person and why?

Description : Do you consider yourself to be a positive person or a negative person and why?

Last Answer : I’m a pessimist no doubt. I constantly worry about the worst case scenario.

A negative sequence relay is used for protection of

Description : A negative sequence relay is used for protection of  (1) Generator (3) Motor (2) Transformer (4) Long Transmission lines

Last Answer : A negative sequence relay is used for protection of Generator 

A transformer has negative voltage regulation when its load power factor is

Description : A transformer has negative voltage regulation when its load power factor is   (1) Zero (2) Unity (3) Leading (4) Lagging

Last Answer : 0

Which diode exhibits negative resistance characteristic?

Description : Which diode exhibits negative resistance characteristic? (A) LED (B) Zener (C) Tunnel diode (D) PN diode

Last Answer : Which diode exhibits negative resistance characteristic? (A) LED (B) Zener (C) Tunnel diode (D) PN diode

The transducer with negative temperature co-efficient of resistance is

Description : The transducer with negative temperature co-efficient of resistance is (A) Thermistor (B) Resistance Thermometer (C) Strain Gauge (D) Thermocouple

Last Answer : The transducer with negative temperature co-efficient of resistance is Thermistor

Negative voltage regulation is indicative that the load is?

Description : Negative voltage regulation is indicative that the load is?

Last Answer : Negative voltage regulation is indicative that the load is capacitive.

Which side of a capacitor is negative?

Description : Which side of a capacitor is negative?

Last Answer : In electrolytic type negative is shorter lead and usually mark in the tank. But of course not applicable to non-polar.

Is an anode positive or negative?

Description : Is an anode positive or negative?

Last Answer : The anode is positively charged electrode.

Benefits of negative feedback include A. less distortion B. increased bandwidth C. low output resistance D. all of above

Description : Benefits of negative feedback include A. less distortion B. increased bandwidth C. low output resistance D. all of above

Last Answer : all of above

How could I get a flashing effect for video wallpaper?

Description : How could I get a flashing effect for video wallpaper?

Last Answer : The picture is hidden behind a login form, could you put it on, say, imageshack.us?

How Does Obesity Effect Diabetes ?

Description : How Does Obesity Effect Diabetes ?

Last Answer : How Does Obesity Effect Diabetes Obesity and diabetes are two diseases that are cause for serious concern among many Americans. Every year, more and more overweight and obese people run the risk of developing ... , you can win the battle against obesity, and save your own life at the same time.

Piezo-electric effect

Description : Piezo-electric effect

Last Answer : Piezoelectric Effect is the ability of certain materials to generate an electric charge in response to applied mechanical stress. The word Piezoelectric is derived from the Greek piezein, which means to squeeze or ... Storage Temperature Range: -55 to + 125°C Insulation Resistance: 500 M ohms

State the disadvantages of skin effect.

Description :  State the disadvantages of skin effect.

Last Answer : Disadvantages of skin effect:- 1. Full cross section of conductor is not utilized, Therefore effective area of conductor reduces so its resistance increases. 2. Due to increase in resistance, copper ... increases (Since Voltage drop = IR ) 5. So voltage regulation becomes poor (increases) 

State the meaning of ferranti effect and proximity effect.

Description : State the meaning of ferranti effect and proximity effect.  

Last Answer : i) Ferranti effect : When long distance transmission is lightly loaded or there is no load condition than it is observe that receiving end voltage (VR) is found to be greater than sending end ... on conductor causes current in each conductor is re-distributed. This is known as proximity effect.

State the meaning of skin effect and how can it be minimised.

Description : State the meaning of skin effect and how can it be minimised. 

Last Answer : Meaning of skin effect :  When alternating current flows through conductor it has tendency to flow away from center of conductor. i.e. maximum current density is near skin of conductor and goes on ... whenever possible as Skin effect is absent (Since frequency 0) instead of A.C. supply.  

Define armature reaction in an alternator. Explain the effect of armature reaction at various P.F. of loads of alternator.

Description : Define armature reaction in an alternator. Explain the effect of armature reaction at various P.F. of loads of alternator.

Last Answer : Armature Reaction: The effect of armature flux on main flux is called as armature reaction.  Armature Reaction at Various Power Factors: When armature is loaded, the armature flux modifies ... lagging p.f. For capacitive loads the effect of flux is partly distorting and partly strengthening.

List out factors affecting proximity effect.

Description : List out factors affecting proximity effect. 

Last Answer : Factors affecting proximity effect: 1. Conductor size (diameter of conductor) 2. Frequency of supply current. 3. Distance between conductors. 4. Permeability of conductor material 

Analyze the effect of supply voltage on performance of LED as regards current, Lumen output, efficacy and life.

Description : Analyze the effect of supply voltage on performance of LED as regards current, Lumen output, efficacy and life. 

Last Answer : 1) Effect on Current:- In LED current depends upon supply voltage, if voltage get changes then current also change but this change in current will be control by resistors which are connected in series.  2) ...   4) Effect on Life:- If supply voltage is not stable then life of LED get reduced. 

With the help of N-channel JFET describe the effect of input voltage VGS on output current ID.

Description : With the help of N-channel JFET describe the effect of input voltage VGS on output current ID.

Last Answer : Working of N channel FET: * When a voltage is applied between the drain and source with a DC supply (VDD), the electrons flows from source to drain through narrow channel ... where the channel gets completely blocked and the drain current becomes zero is called pinch- off voltage. 

Under Following conditions Ferranti effect occurs:

Description : Under Following conditions Ferranti effect occurs: 

Last Answer : Under Following conditions Ferranti effect occurs:  1. When there is no load on transmission line (IL = 0) 2. When There is no load at receiving sub-station or Lightly loaded 3. When ... VR) is found to be greater than sending end voltage (VS). This phenomenon is known as Ferranti effect.

Explain in brief ‘Hall effect sensor’.

Description : Explain in brief ‘Hall effect sensor’. 

Last Answer : Working: * Working principle of a Hall effect sensor is that if strip of conducting material carries a current in presence of transverse magnetic field as shown fig . * The difference of ... with Hall strip. * When a transverse magnetic field passes through the strip, the voltage difference 

What is corona effect

Last Answer : The phenomenon of ionization of surrounding air around the conductor due to which luminous glow with hissing noise is rise is known as the corona effect.

State seeback effect. Describe the working of thermocouple.

Description : State seeback effect. Describe the working of thermocouple.

Last Answer : Seebeck effect: Seebeck effect states that whenever two dissimilar metals are connected together to form two junctions out of which, one junction is subjected to high temperature and another is subjected to ... both the junctions a very low emf is produced which causes a current in the circuit. 

What is piezoelectric effect? Name two piezoelectric material.

Description : What is piezoelectric effect? Name two piezoelectric material.

Last Answer : piezoelectric effect: Piezoelectric effect can be stated as follows: when a pressure or force or vibration is applied to crystalline material like quartz crystal or crystalline substances, then ... crystal: Quartz crystal ,Rochelle salt 2) Synthetic crystals : Barium Titanate, Lithium sulphate

Explain magnetic effect employed in measuring instrument.

Description : Explain magnetic effect employed in measuring instrument.

Last Answer : Magnetic Effect:  I) In PMMC meters:  ➢ When a current is passed through a conductor, magnetic field is produced round the conductor. Due to this field when current ... field it experiences a mechanical force.  Examples: Electrodynamometer type instruments, Induction type instrument.