Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEET2019PhysicsSemiconductorsActual

For a p - type semiconductor, which of the following statements is true?

Options

  1. AElectrons are the majority carriers and trivalent atoms are the dopants.
  2. BHoles are the majority carriers and trivalent atoms are the dopants.
  3. CHoles are the majority carriers and pentavalent atoms are the dopants.
  4. DElectrons are the majority carriers and pentavalent atoms are the dopants.

Correct answer

B. Holes are the majority carriers and trivalent atoms are the dopants.

Step-by-step solution

Holes are the majority carriers and trivalent atoms are the dopants.

Practice Semiconductors on Quantrex Academy →

More from Semiconductors

For two inputs A and B and output Y, the Boolean expression for NOR gate is 2026For an n-type semiconductor, the relation between the number density ' n_h ' and ' n_e ' is 2026A silicon crystal is doped with 5 10¹⁷ cm ⁻³ atoms of boron. The electron concentration (n_e) at room temperature is (n_i = 1.5 10¹⁰ cm ⁻³) 2026If the current gain in common-base configuration ( ) of a transistor increases from 0.95 to 0.96, the percentage change in current gain in common-emitter configuration ( ) is appro 2026Out of the following what is used to detect the intensity of light ? 2026The color of light emitted by an LED is determined primarily by which of the following factors? 2026Which of the following is true for a p-type semiconductor? 2026In case of semiconductors, the band gap between the valence band and conduction band is 2026 Full Semiconductors list All NEET PYQs