Why FET is known as voltage control device?

Dipankar Golder

 Profile Answers by Dipankar Golder Questions by Dipankar Golder

• Oct 26th, 2009

Since in an FET the value of the current depends upon the value of the voltage applied at the gate and drain so it is known as voltage controlled device.For example: In a MOSFET, the current from drai...

nith456

 Profile Answers by nith456 Questions by nith456

• Sep 12th, 2009

Gate to source voltage of FET is controlling its characteristics.

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What is Transponder? Give the difference between Transducer and Transponder.

Manish01singh

 Profile Answers by Manish01singh Questions by Manish01singh

• Aug 7th, 2010

TRANSDUCER: A transducer is a device that convert one form of energy into other form of energy.??TRANSPONDER: A transponder is a combination of transmitter+receiver. it receives the weak incoming signal, amplifies it and again transmit the signal. It is mainly used in satellite communication.?

rajeshvineeta

 Profile Answers by rajeshvineeta Questions by rajeshvineeta

• Apr 12th, 2010

Transducer is a sensor while transponder is an amplifier.

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The function of a transistor used in any of the ICs is to perform SWITCHING action and not AMPLIFICATION.Then why DIODES are not used instead of TRANSISTORS as diodes also exhibit the same switching action?

Bill_O

 Profile Answers by Bill_O Questions by Bill_O

• May 7th, 2010

I agree Digital ICs use transistors as switches.  But Analog (Linear) ICs Do Use transistors as Amplifiers. Consider the differential pair of transistors that form the front end of an op amp.&nbs...

pc1009

 Profile Answers by pc1009 Questions by pc1009

• Apr 15th, 2010

There is  Control in diode as a result of which the power consumption will be very high

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What is the frequency range of satellite communication?

manman6285

 Profile Answers by manman6285 Questions by manman6285

• Nov 3rd, 2010

 12.5 GHz to 18 GHz

shikha khaneja

 Profile Answers by shikha khaneja Questions by shikha khaneja

• Oct 29th, 2010

Satellite mainly works in c band(4-8GHz) or KU band(12-18GHz) and these are mainly for the downlink.

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How we can measure frequency without CRO ?

vasanthmadhu

 Profile Answers by vasanthmadhu Questions by vasanthmadhu

• Aug 12th, 2010

We can also measure frequency by Frequency meter and frequency analyzer.Please check it out.

gniranjan25

 Profile Answers by gniranjan25 Questions by gniranjan25

• Jul 14th, 2010

Digital Multimeter

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At what voltage does landline telephone operate?

Mayank19

 Profile Answers by Mayank19 Questions by Mayank19

• Aug 29th, 2010

I tried to measure ring voltage, and showed inside the house 34V A/C, but measuring at the NID seems to show 10V? and change. Maybe caller-ID messes up the signal? Line is -51V DC. DSL is on the same line and is perfect 6016/768 and call quality is clean.

kotiannireeksha

 Profile Answers by kotiannireeksha Questions by kotiannireeksha

• Aug 3rd, 2010

The normal telephone system works on -48vDC on hook when the phone goes off hook, the voltage drops to about 10v but reverses polarity.

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Fermi level for an intrinsic semiconductor lies midway between the valence and conduction bands, bcoz---a) the temperature does not influence its position.b) the effective mass of hole is greater than that of electronc) the effective mass of electron is taken equal to that of holed) none of the abovewhich is the right option?

Didan Francis

 Profile Answers by Didan Francis Questions by Didan Francis

• Jul 18th, 2011

C)..as a intrinsic semiconductor will have 4 electrons..so its neither a acceptor or a donar..

jhabua

 Profile Answers by jhabua Questions by jhabua

• Jun 27th, 2011

Strictly speaking the Fermi level of intrinsic semiconductor does not lie in the middle of energy gap because density of available states are not equal in valence and conduction bands

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What is the effect of increase resistance on reluctance?

ashim_stifler

 Profile Answers by ashim_stifler Questions by ashim_stifler

• Mar 23rd, 2011

The rate of flow of charge(called as current) is inversely proportional to the resistance of the conductor through which the current is flowing in a particular direction. i.e. when we increase the res...

jaiganesh032

 Profile Answers by jaiganesh032 Questions by jaiganesh032

• Dec 18th, 2010

The Amount Current Flow in a particular direction in a circuit has been controlled or we can say reduced by using the resistance value, depends upon the value the flow of current is regulated in a circuit.

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SUMANTH

• Dec 20th, 2012

For eg: code is 1101
this must be convert binary to gray then first 1 written as it is, 1 XOR 1
,1 XOR 0, 0 XOR 1.
then the gray code is 1 0 1 1

AKSA DAVID

• Oct 10th, 2011

For converting binary 2 gray code add three to the given binary no.

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I am Prasad completed Engg in electronics. I want to know types of non- voice process and in terms of carrier which one is better voice or non voice ?

Lokesh

• Jan 19th, 2017

In voice process you may improve your communication skill and interpersonal skill.

mahesh

• Mar 28th, 2012

If u have a good fluency in English you can go for voice otherwise ...

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rakesh9770756364

 Profile Answers by rakesh9770756364 Questions by rakesh9770756364

• Jan 26th, 2012

NO junction in conducter

ARUL MOZHI

• Jan 22nd, 2012

No there is no junction in conductor. because its not semi-conductor. only semi-conductor contains junction

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KRISHNAKANT

• Jul 31st, 2014

MP do not have any inbuilt memory storage but MC contains inbuilt memory storage.

MP cant perform boolean expressions but a MC performs

Suriya Nataraj

• Jul 6th, 2014

A microprocessor has its interfacing components off the chip.
A micro controller is a microprocessor that is connected to its interfacing components on a single chip..This facility saves a lot of time..

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i. Rotor current and power factor at start with slip rings shorted.
ii. Rotor current and power factor at 4% slip with slip rings shorted.
iii. External rotor resistance per phase to obtain a starting current of 100A in stator supply lines.

Sathvika

• Feb 14th, 2023

Problem: 1. 1100v, 50Hz,delta connected induction motor has a star connected slip ring rotor with stator to stator transformation ratio of 3.8 . the rotor resistance and stand still reactance are 0.01...

Debjyoti

• Nov 1st, 2018

54

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garrettpatton

 Profile Answers by garrettpatton Questions by garrettpatton

• Feb 20th, 2015

This is very nice and really appreciating.
you can also visit site for more information.

rajesh

• Sep 18th, 2014

To remove the unwanted signals

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What is the concept of Current Control Device and Voltage Control Device? How the operating takes place?

Keshav Patil

• Jun 30th, 2016

For example BJT you might know that in BJT collector current is beta (current gain of CE) times the base current. Keans in active region output means collector current depends on base current only so ...

berule pankaj

• Sep 16th, 2015

Best example of current controlled device is BJT. BJT is controlled by IB, IC, IE... Yes there is need of voltage source for current but actually the current flowing determines the O/P voltage... If ...

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Which of these drivers have their implementation in Java
a) .Net protocol
b) JDBC-ODBC driver
c) Native-API driver
d) Native protocol

Ankita

• Jul 1st, 2017

JDBC ODBC driver

Anuj Garg

• Mar 23rd, 2017

JDBC-ODBC driver

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Can we replace diode connected BJT with diode in current mirror circuit? Will that work in the same way or not?

bichi

• Nov 10th, 2016

No it will not work as like

Nihal

• Sep 14th, 2016

I could not understand question, but I think the question is related to BJT has p-n-p or n-p-n band if you take two diodes, each it has n(-ve) side and p(+ve) side. so now, by using two diodes you wi...

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Why does all cellular networks have same shape of SIM? Why is it designed in such a particular shape? Does it have any other shape?

saptadeep

 Profile Answers by saptadeep Questions by saptadeep

• Aug 30th, 2010

All SIM are of same shape because cellular phones when manufactured in industries, didn't know that which SIM the customer is going to use. It has to be universal so that the cellular phones can be used with any network connection SIM.

Mayank19

 Profile Answers by Mayank19 Questions by Mayank19

• Aug 29th, 2010

Certain standards are followed by all electronic manufacturers and the same applies to cellular technology.

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How many 2:1 multiplexers do we need to make a 2 input XOR gate?

uzipereg

 Profile Answers by uzipereg Questions by uzipereg

• Jul 30th, 2011

A xor B= A'B + AB' hence, if A=0, then the output is B if A=1, then the output is B' so we need only ONE mux (2:1), which is controlled by A, and its inputs are B --> mux_in_0 ...

Suvarna Gadde

 Profile Answers by Suvarna Gadde Questions by Suvarna Gadde

• Dec 8th, 2010

To design the XOR using 2:1 mux, we need to tie the “Zeroth” input of mux to one of the input of XOR and another input of MUX to the inverted of first input. The another input of XOR gate ...

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The Answer is Certified European

kumar_sarma2000

 Profile Answers by kumar_sarma2000 Questions by kumar_sarma2000

• May 4th, 2007

The CE mark is a mandatory European marking for certain product groups to indicate conformity with the essential health and safety requirements set out in European Directives. The letters 'CE' are an ...

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