Please Log in or Register for more.

The transit time of the current carriers through the channel of a JFET decides it's?

840 views

1 Answer

Answer :

The transit time of the current carriers through the channel of a JFET decides it's gate characteristics.

Like 0 like

Please log in or register to answer this question.

Related Questions


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. 

Show More

224 views 1 answer







Describe operation of N-channel JFET
Last Answer : Operation of N-channel JFET  1) When VGS = 0 volt: When a voltage is applied between the drain and source with a DC supply voltage VDD with VGS = 0 V, the electrons flow from source ... to zero. The gate to source voltage at which current reduces to zero is called as pinch-off voltage.

Show More

173 views 1 answer







What is channel length modulation in MOSFET?
Last Answer : Shortening of lenght of the inverted channel region with increase in drain bias for large drain biases due to which current increases with drain bias and output resistance decreases is called channel length modulation in MOSFET.

Show More

313 views 2 answers







How do mosquitoes not become carriers of AIDS?
Last Answer : answer:Apparently there is something in the mosquito’s system that destroys the aids virus. And/or the mosquito may digest the virus. Also, “MOSQUITOES DO NOT INGEST ENOUGH HIV PARTICLES T0 TRANSMIT AIDS BY… an AIDS carrier to receive a single unit of HIV from contaminated mosquito mouthparts….

Show More

1 view 1 answer







In a single crystal of an intrinsic semiconductor, the number of free carriers at the Fermi level at room temperature is: A) Half the total number of electrons in the crystal B) Zero C) Half the number of atoms in the crystal D) Half the number of free electrons in the crystal
Last Answer : In a single crystal of an intrinsic semiconductor, the number of free carriers at the Fermi level at room temperature is: Zero 

Show More

210 views 1 answer







How the charge Carriers are created?
Last Answer : Charge Carriers are created if the electrons is removed from atom .

Show More

65 views 1 answer







The voltage gain of a common -source JFET amplifier depends up on its  (1) Input impedance (2) Amplification factor (3) Dynamic drain resistance (4) Drain load resistance
Last Answer : B

Show More

990 views 3 answers







State 2 advantages of JFET over BJT.
Last Answer : Advantages of JFET over BJT: 1) High input impedance 2) Better thermal stability 3) Produce less noise 4) Smaller than BJT 5) Rugged in construction and simpler to fabricate 6) High degree of isolation between Input and Output. 

Show More

233 views 1 answer







Compare JFET with MOSFET.
Last Answer : Particulars JFET MOSFET 1) Type Voltage controlled device Voltage controlled device 2) Mode of operation Operates only in depletion mode Operates in depletion and enhancement ... 6) Gate connection Not isolated from substrate Isolated by SiO2 layer from substrate

Show More

108 views 1 answer







Define junction field effect transistor (JFET) and give an example.
Last Answer : Junction Field-Effect Transistor: It is a semiconductor device having three terminals, namely Gate, Drain and Source, in which the current flow is controlled by an electric field set up by an external voltage applied ... : i) n-channel JFET and ii) p-channel JFET Examples of JFET: BFW 10, BFW 11 

Show More

216 views 1 answer







While biasing JFET if drain and source are interchanged, then (A) device will work normally (B) device will get damaged (C) device will work but value of drain current will affected (D) device will not operate at all
Last Answer : B

Show More

314 views 2 answers







Describe IS – 95 forward link channel structure.
Last Answer : The IS-95 forward Channel structure consists of four types of logical Channels - pilot Channel, synchronization Channel, paging Channel, and forward traffic Channels. Each forward carrier Channel contains one ... . This code is known as the channel identifier. This code is different for each user

Show More

90 views 1 answer







Define the following terms : (i) Base Station (ii) Control Channel (iii) Mobile Station (iv) Page 
Last Answer : i) Base Station: - A fixed station in a mobile radio system used for radio communication with mobile stations. Base stations are located at the center or on the edge of a coverage region ... the page throughout the service area using base stations which broadcast the page on a radio carrier.

Show More

128 views 1 answer







Explain estimation of channel capacitance of CMOS.
Last Answer : Capacitance estimation: The dynamic response i.e. switching speed of MOS system depends on capacitance associated with the MOS devices which are formed by different layers in MOS transistors ... are due to three dimensional, distributed charge voltage relations within the device structure. 

Show More

75 views 1 answer







What is the channel capacity of a noisy channel with conditional probability of error p = 1/2? A) 0 B) 1 C) Infinity D) 2  
Last Answer : What is the channel capacity of a noisy channel with conditional probability of error p = 1/2?  A) 0 B) 1 C) Infinity D) 2  

Show More

108 views 1 answer







As per Shannon’s channel capacity theorem, if samples are transmitted in ‘T’ seconds over a noisy channel which is bandlimited to ‘B’ Hz. The number of samples ‘n’ is given by (symbols/notations carry their usual meaning) A) B/T B) T/B C) 2BT D) BT/2 
Last Answer : As per Shannon’s channel capacity theorem, if samples are transmitted in ‘T’ seconds over a noisy channel which is bandlimited to ‘B’ Hz. The number of samples ‘n’ is given by ( ... /notations carry their usual meaning) A) B/T B) T/B C) 2BT D) BT/2 

Show More

107 views 1 answer







The threshold voltage of an n- channel enhancement mode MOSFET is 0.5V when the device is biased at a gate voltage of 3V. Pinch off would be occurs at a drain voltage of (A) 1.5V (B) 2.5V (C) 3.5V (D) 4.5V
Last Answer : The threshold voltage of an n- channel enhancement mode MOSFET is 0.5V when the device is biased at a gate voltage of 3V. Pinch off would be occurs at a drain voltage of 2.5V

Show More

313 views 1 answer







ln HRC fuse the time between cut-off and final current zero is called
Last Answer : ln HRC fuse the time between cut-off and final current zero is called the arcing time

Show More

139 views 1 answer








Last Answer : The inverse definite mean time relays are used for over current and earth fault protection of transformer against internal short-circuits.

Show More

2.6k views 1 answer







Cheap ways to get from Ft Pierce, FL to Miami when you don't have a car?
Last Answer : Greyhound Bus.

Show More

0 views 1 answer







What's an underground, subway, metro, métro or any kind of train station with a name that starts with 'x'?
Last Answer : Why?

Show More

1 view 1 answer







A depletion MOSFET differs from a JFET in the sense that it has no   (A) channel (B) gate (C) P-N junctions (D) substrate
Last Answer : A depletion MOSFET differs from a JFET in the sense that it has no P-N junctions 

Show More

1.1k views 1 answer







When electric current passes through a metallic conductor, its temperature rises. This is due to?
Last Answer : When electric current passes through a metallic conductor, its temperature rises. This is due to collisions between conduction electrons and atoms.

Show More

236 views 1 answer













Find current through resistor using nodal analysis
Last Answer : Find current through resistor using nodal analysis

Show More

910 views 1 answer







Does current flow through a capacitor ?
Last Answer : Imagine a pipe with a flexible diaphram in the middle separating two haves of the pipe. Now the pipe is filled with air. If you apply a pressure to one end the diaphram will deform ... capacitor, the effects on electrons will be recreated across the boundary. But theres no electrical connection...

Show More

102 views 1 answer







Leakage current flows through the thyristor in
Last Answer : Leakage current flows through the thyristor in Forward blocking mode and Reverse blocking mode.

Show More

211 views 1 answer







When current flows through heater coil it glows but supply wiring does not glow because?
Last Answer : When current flows through heater coil it glows but supply wiring does not glow because resistance of heater coil is more than the supply wires.

Show More

121 views 1 answer







When electric current passes through a bucket full of water, lot of bubbling is observed. This suggests that the type of supply is?
Last Answer : When electric current passes through a bucket full of water, lot of bubbling is observed. This suggests that the type of supply is D.C.

Show More

164 views 1 answer







Electric current passing through the circuit produces?
Last Answer : Electric current passing through the circuit produces thermal effect.

Show More

142 views 1 answer







Current velocity through a copper conductor is

Show More

121 views 0 answers







The initial rate of rise of current through a coil of inductance 10 H when suddenly connected to a D.C. supply of 200 V is_______Vs.
Last Answer : The initial rate of rise of current through a coil of inductance 10 H when suddenly connected to a D.C. supply of 200 V is 20 Vs

Show More

269 views 1 answer







When an alternating current passes through an ohmic resistance the electrical power converted into heat is?
Last Answer : When an alternating current passes through an ohmic resistance the electrical power converted into heat is true power.

Show More

964 views 1 answer







Can you make alternating current through a battery?
Last Answer : Yes, we can make AC through a battery using an inverter.

Show More

99 views 1 answer







What happens when a current flows through a wire?
Last Answer : Current can produce two effect one is heating effect and second is magnetic effect.

Show More

126 views 2 answers







What is the normal current path in an N-channel JFET?
Last Answer : From source to drain.

Show More

7 views 1 answer







Define current. State its unit.
Last Answer : Electric current: It is a measure of the amount of electrical charge transferred per unit time. It represents the flow of electrons through a conductive material, such as a metal wire. Unit: 1 coulomb/second. OR Its unit is ampere represented by A

Show More

89 views 1 answer







A 200 V dc shunt motor is running at 1000 rpm and drawing a current of 10 A. Its armature winding resistance is 2 Ohm. It. is braked by plugging. The resistance to be connected in series with armature to restrict armature current to 10 A, is
Last Answer : A 200 V dc shunt motor is running at 1000 rpm and drawing a current of 10 A. Its armature winding resistance is 2 Ohm. It. is braked by plugging. The resistance to be connected in series with armature to restrict armature current to 10 A, is 36 Ohm

Show More

329 views 1 answer







The r.m.s. value of a sinusoidal A.C. current is equal to its value at an angle of______degrees.
Last Answer : 45

Show More

833 views 2 answers







When secondary of a current transformer is open-circuited its iron core will be?
Last Answer : When secondary of a current transformer is open-circuited its iron core will be hot because of heavy iron losses taking place in it due to high flux density.

Show More

165 views 1 answer







a dc generator has a terminal voltage of 250V and an induced voltage of 262V when the generator is loaded. the brush drop is 1volt per brush and the armature resistance is 0.03 ohm ... reaction and determine the following: the load current the power of the load the percentage voltage regulation.

Show More

13 views 0 answers







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. 

Show More

106 views 1 answer







Define: i) Input Offset Voltage ii) Input offset Current iii) Input Bias Current iv) Output offset voltage
Last Answer : Definition of parameters of OPAMP is follows:  i) Input Offset Voltage: Input offset voltage is defined as the voltage that must be applied between the two input terminals of an OPAMP to null or ... to ground) and output voltage is obtained non zero such voltage is output offset voltage of opamp.

Show More

675 views 1 answer













Current division rule example
Last Answer : Current division rule example

Show More

101 views 1 answer







Current division

Show More

80 views 0 answers







A linear network has a current input 4cos(ω t + 20º)A and a voltage output 10 cos(ωt +110º) V. Determine the associated impedance.
Last Answer : Solution

Show More

158 views 1 answer







Source transformation voltage source to current source and vice versa

Show More

98 views 0 answers







Nodal analysis problem two current source
Last Answer : Nodal analysis problem two current source

Show More

362 views 1 answer







Direct Current (DC) Next Topic : Alternating current (AC)
Last Answer : Direct Current (DC) is the unidirectional electric current. Uni meaning is one. And the flow of charge in same direction. We know that conventional current flow from positive terminal of battery to ... The magnitude of DC may constant or vary but direction do not change with respect to time.

Show More

220 views 3 answers






Show More⇦ PreviousNext ⇨