the semiconductor has valence electrons : O 5 4 3

Q: An isolated atom of germanium has 32 electrons, arranged in subshells according to this scheme: 1s2…

A: Germanium is a semiconductor. The number of valence electrons for an intrinsic semiconductor is…

Q: Determine Vcg in the transistor circuit shown in figure. The transistor is of silicon and has B =…

A: Given:VBB=5VVCC=10VRC=100ΩRB=10KΩ=10000Ωβ=150Its is a silicon transistor,for forward bias condition…

Q: The reverse current in a diode is of the order of .. . O uA O mA O KA O A

A: Diode is a semiconductor device which conducts current in one direction and restricts it from…

Q: Minority carriers (holes) are injected into a homogeneous n-type semiconductor sample at one point.…

A: Given:   d=1.2 cm  t=100μs Then drift velocity is given by formula-…

Q: Which of the following concepts describes substances in which electrons are tightly bound to the…

A: solution as

Q: A transistor has: three pn junction two pn junction one pn junction four pn junction

A: A transistor consists of 2 pn junction diode  1st junction is formed between emitter and base. 2nd…

Q: The charge carriers in ionic ceramics can be Select one: O a. anions O b. holes O c. all the above O…

A: In Ionic ceramics charge carriers are,Anions,holes,cations and elctrons. These are charge carriers…

Q: ( Si ) is type of compound semiconductor : O true O false

A:

Q: How does fluorescence change as the semiconductor particles reach the nanoscale?

A: Introduction: Fluorescence is the effect where light is produced by the substance when it absorb the…

Q: In semiconductors, the conductivity 2 poin is mainly proportional to a function of temperature:…

A: The electrical conductivity of any substance be it a conductor, an insulator or semiconductor…

Q: is an example of a semiconductor material O a. silicon O b. carbon O c. gold O d. silver

A: Semiconductors are materials which have a conductivity between conductors (generally metals) and…

Q: Why the conductivity of a pure semiconductor increases with temperature?

A:

Q: When a PN- junction diode is reversed-biased, its series resistance is about__________. * 1- 10 Ω 2-…

A: In the given question, We have to discuss about the series resistance of PN junction diode when it…

Q: Also called as undoped semiconductor. Olntrinsic materials Extrinsic materials Impurities O…

A:

Q: is an example of a semiconductor material O a. silver O b. silicon O c. gold O d. carbon

A: Silicon Silicon is an example of a semiconductor material.

Q: A perovskite based semiconductor has a bandgap of 2.16 eV. Find the shortest wavelength of light for…

A:

Q: What is meant by ‘doping’ in a semiconductor?

A: To start the conduction of semiconductor, doping is necessary. How the semiconductor will conduct…

Q: Using PNP transistor, draw the common base,common emitter and common collector .

A: Common Base (CB) PNP Common Emitter (CE) PNP

Q: Describe briefly the following: Under CONDENSED MATTER, Semiconductors Superconductors Crystal…

A: Semiconductors :-                                 The materials which are more conductive than the…

Q: The theory that describes the conduction in semiconductors, metals and insulators is called..

A: Solution: Given: What is that theory called which describes electrical conduction in semiconductors,…

Q: can act sometimes as a conductor and sometimes as an insultor. O Insulator O Conductor O…

A: Semiconductors are materials that have electric conductivity in between conductors (usually metals)…

Q: Silicon is the chief ingredient of both glass and semiconductor devices, yet the physical properties…

A: The physical properties of any material depend upon the bonding between the atoms, order of the…

Q: In characteristic curve of diode the ID (..........) with increases Temperture.

A: In a diode, when temperature is increased large number of covalent bonds will break down that will…

Q: The base of a transistor is .... Doped A. Lightly В. Неavily C. Moderately D. None of the above В D

A:

Q: Where is a transistor most likely to be found ? A) Wrist watch B) Fuse C) Hearing aid D) Fluorescent…

A: A transistor is a type of semiconductor device that can be used to both conduct and insulate…

Q: A silicon diode has reverse saturation current of 2.5mikro ampere at 300k. Calculate the forward…

A: The solution is given below

Q: What is an intrinsic semiconductor?

A: The materials who are neither a conductor nor an insulator are semiconductors like Germanium,…

Q: The middle layer of a transistor is the base, it is doped and in size. moderately lightly heavily…

A:

Q: Which type of semiconductors are made by combining them with the elements of third column in the…

A: There are two types of semiconductor, Intrinsic semiconductor Extrinsic semiconductor Further…

Q: Why electric conductivity of intrinsic semiconductor is very bad?

A: Intrinsic semiconductor: Any semiconductor is in its pure form is known as the intrinsic…

Q: In a junction diode,

A: Diffusion is the phenomenon of movement of particles from region of high concentration to low…

Q: The junction between the base and collector of a transistor is called: Source Junction Emitter…

A: Transistor have three basic components known as emitter ,base and collector .

Q: Explain why size-dependent nanoscale properties are not realized currently in semiconductor…

A: Answer: Nanoparticles: The nanoparticles can be expressed as the particles that are small in size…

Q: When a silicon material is doped with Arsenic (As) that has 5 valance electrons, the impurity is…

A: When a small amount of pentavalent  impurity that have 5 valence electron like Arsenic is added to a…

Q: What is true about semiconductors? It is easy for electrons to move through them. O They are so rare…

A: The given material is a semiconductor. The semiconductor is the material whose conductivity is lies…

Q: Malleability and Ductility of metals can be accounted due to:  A) the crystalline structure in metal…

A: Metals are good conductors of heat and electricity.  Metals are opaque and lustrous in nature.…

Q: The energy gap for Silicon at 20 Co is equal to 1.0946 ev 1.1046 ev

A: The Si semiconductor is an intrinsic semiconductor so it has no external impurities. At 0 K, the…

Q: Talk about the working areas of the FET showing this with the illustration. Several advantages of…

A: The working areas of the FET (Field effect transistor) are, The field effect transistor is a type of…

Q: What are the popular methods of forming p-n junction?

A: There are two types of conductors that is p-type (pentavalent element) and n-type (trivalent…

Q: Q 3/Classify cach of the following as n-type or p-type semiconductors: (5 marks) a- Doped by…

A: Semiconductors with equal number of negative charge carriers electron(n) and the positive charge…

Q: Speak about the movement of current in a PnP transistor with the diagra

A: Holes are responsible for the current flow in pnp transistor.   here, emitter current is the total…

Q: When a low reverse voltage is applied to a P-N junction: Avalanche breakdown occurs It becomes a…

A: When reverse bias voltage is applied across a device the electric field at the junction increases.…