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Physics-

General

Easy

Question

In a P-type semiconductor, germanium is doped with

Boron
Gallium
Aluminium
All of these

The correct answer is: All of these

All are trivalent in nature.

Related Questions to study

The impurity atom added to germanium to make it N-type semiconductor is

The impurity atom added to germanium to make it N-type semiconductor is

Physics-General

If $N subscript P end subscript$ and $N subscript e end subscript$ be the numbers of holes and conduction electrons in an extrinsic semiconductor, then

If $N subscript P end subscript$ and $N subscript e end subscript$ be the numbers of holes and conduction electrons in an extrinsic semiconductor, then

Physics-General

When Ge crystals are doped with phosphorus atom, then it becomes

When Ge crystals are doped with phosphorus atom, then it becomes

Physics-General

parallel

A piece of copper and the other of germanium are cooled from the room temperature to 80 K, then which of the following would be a correct statement

A piece of copper and the other of germanium are cooled from the room temperature to 80 K, then which of the following would be a correct statement

Physics-General

Bonding in a germanium crystal (semi- conductor) is

Bonding in a germanium crystal (semi- conductor) is

Physics-General

What is the coordination number of sodium ions in the case of sodium chloride structure

What is the coordination number of sodium ions in the case of sodium chloride structure

Physics-General

parallel

The expected energy of the electrons at absolute zero is called

The expected energy of the electrons at absolute zero is called

Physics-General

If the series limit of Lymen series for Hydrogen atom is equal to the series limit of Balmer series for a hydrogen like atom, then atomic number o this hydrogen like atom will be

If the series limit of Lymen series for Hydrogen atom is equal to the series limit of Balmer series for a hydrogen like atom, then atomic number o this hydrogen like atom will be

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Consider an initially pure M gm sample of ^AX, an isotope that has a half life of T hour, what is it’s initial decay rate (N_A= Avogrado No.)

Consider an initially pure M gm sample of ^AX, an isotope that has a half life of T hour, what is it’s initial decay rate (N_A= Avogrado No.)

Physics-General

parallel

Nuclear fission can be explained based on

Nuclear fission can be explained based on

Physics-General

$text If end text c o s invisible function application 25 to the power of ring operator end exponent plus s i n invisible function application 25 to the power of ring operator end exponent equals$ K_t then cos $20 to the power of ring operator end exponent$ equal to

$text If end text c o s invisible function application 25 to the power of ring operator end exponent plus s i n invisible function application 25 to the power of ring operator end exponent equals$ K_t then cos $20 to the power of ring operator end exponent$ equal to

$text If end text c o s to the power of 2 end exponent invisible function application x plus c o s to the power of 4 end exponent invisible function application x equals 1 text , then the value of end text t a n to the power of 4 end exponent invisible function application x plus c o t to the power of 4 end exponent invisible function application x plus t a n to the power of 2 end exponent invisible function application x minus c o t to the power of 2 end exponent invisible function application x text is equal to end text$

$text If end text c o s to the power of 2 end exponent invisible function application x plus c o s to the power of 4 end exponent invisible function application x equals 1 text , then the value of end text t a n to the power of 4 end exponent invisible function application x plus c o t to the power of 4 end exponent invisible function application x plus t a n to the power of 2 end exponent invisible function application x minus c o t to the power of 2 end exponent invisible function application x text is equal to end text$

parallel

If cot $theta equals fraction numerator square root of m plus square root of n over denominator square root of m minus square root of n end root end fraction$ ,then $left parenthesis m plus n right parenthesis$ cos $2 theta$ is equal to

If cot $theta equals fraction numerator square root of m plus square root of n over denominator square root of m minus square root of n end root end fraction$ ,then $left parenthesis m plus n right parenthesis$ cos $2 theta$ is equal to

On bombarding $U to the power of 235 end exponent$ by slow neutrons, 200MeV energy is released. If the power output of atomic reactor is 1.6 MW, then the rate of fission will be

On bombarding $U to the power of 235 end exponent$ by slow neutrons, 200MeV energy is released. If the power output of atomic reactor is 1.6 MW, then the rate of fission will be

Physics-General

if cos $left parenthesis x minus y right parenthesis$ , cos x and cos $left parenthesis x plus y right parenthesis$ are in HP, then cos $x times s e c invisible function application fraction numerator y over denominator 2 end fraction$ is equal to

if cos $left parenthesis x minus y right parenthesis$ , cos x and cos $left parenthesis x plus y right parenthesis$ are in HP, then cos $x times s e c invisible function application fraction numerator y over denominator 2 end fraction$ is equal to

parallel

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