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In an n-type silicon, which of the follo...

In an n-type silicon, which of the following statement is true:

A

Electrons are majority carriers and trivalent atoms are the dopants.

B

Electrons are minority carriers and pentavalent atoms are the dopants.

C

Holes are minority carriers and pentavalent atoms are the dopants.

D

Holes are majority carriers and trivalent atoms are the dopants

Text Solution

Verified by Experts

The correct Answer is:
c
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Knowledge Check

  • In an n type silicon, which of the following statements is true:

    A
    Electrons are minority carries and pentavalent atoms are the dopants.
    B
    Electrons are majority carries and trivalent atoms are the dopants.
    C
    Holes are minority carries and pentavalent atoms are the dopants.
    D
    Holes are minority carries and trivalent atoms are the dopants.
  • Which of the following statements is true ?

    A
    Proteins are synthesized by RNA molecules but the message for the synthesis of a particular protein is present in DNA.
    B
    Proteins are synthesized by DNA molecules but the message for the synthesis of a particular protein is present in RNA.
    C
    RNA is regarded as reserve of genetic information.
    D
    RNA is capable of self-duplication during cell division.
  • Which of the following statements is true?

    A
    The outer hard layer of pollen grain is called intine
    B
    Sporogenous tissue is haploid
    C
    Endothecium produces microspores
    D
    Tapetum nourishes developing pollen grain
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