The dominant charge carriers in p-type semiconductors are: w) neutrons x) electrons y) protons z) holes

The dominant charge carriers in p-type semiconductors are: w) neutrons x) electrons y) protons z) holes
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ANSWER: Z -- HOLES
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In N-type semiconductors the majority of the carriers are: w) holes x) electrons y) protons z) neutrons

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In a P-type semiconductor the charge carriers are a) Electrons b) Holes c) Protons d) Neutrons

Description : In a P-type semiconductor the charge carriers are a) Electrons b) Holes c) Protons d) Neutrons

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N-type region has majority charge carriers as (a) Holes (b) protons (c) neutrons (d) electrons

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Last Answer : (d) electrons

Minority carriers in N-type are a) Holes b) Electrons c) Neutrons d) Protons

Description : Minority carriers in N-type are a) Holes b) Electrons c) Neutrons d) Protons

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The majority carriers in N-type substance are a) Holes b) Protons c) Neutrons d) Electrons

Description : The majority carriers in N-type substance are a) Holes b) Protons c) Neutrons d) Electrons

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Photoelectric electricity is produced directly from solar energy when which of the following are absorbed in a semiconductor to create an electric current? w) protons x) electrons y) neutrons z) photons

Description : Photoelectric electricity is produced directly from solar energy when which of the following are absorbed in a semiconductor to create an electric current? w) protons x) electrons y) neutrons z) photons

Last Answer : ANSWER: Z -- PHOTONS

Isotopes of an element have different numbers of: w) electrons x) protons y) neutrons z) leptons

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Last Answer : ANSWER: Y -- NEUTRONS

The neutrons in an atom: w) are part of the nuclear charge x) rotate about the nucleus in elliptical orbits y) vary in number with different isotopes z) are always equal in number to the total number of protons

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Last Answer : ANSWER: Y -- VARY IN NUMBER WITH DIFFERENT ISOTOPES 

In the N-type semiconductor the charge carries are a) Holes b) Neutrons c) Protons d) Electrons

Description : In the N-type semiconductor the charge carries are a) Holes b) Neutrons c) Protons d) Electrons

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Holes are majority carriers in (A) P-type semiconductors. (B) N-type semiconductors. (C) Insulators. (D) Superconductors.

Description : Holes are majority carriers in (A) P-type semiconductors. (B) N-type semiconductors. (C) Insulators. (D) Superconductors.

Last Answer : (A) P-type semiconductors.

The nuclei of heavy atoms generally contain: w) more electrons than neutrons x) more protons than electrons y) more neutrons than electrons z) more orbitals than electrons

Description : The nuclei of heavy atoms generally contain: w) more electrons than neutrons x) more protons than electrons y) more neutrons than electrons z) more orbitals than electrons

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The silver luster of the metals can be attributed to one of the following. It is attributed to their free w) protons x) ions y) neutrons z) electrons

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It is believed that carbon-14 in nature is slowly generated by the action of: w) protons on carbon-12 x) electrons on hydrogen y) cosmic rays on boron z) neutrons on nitrogen

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The majority charge carriers in p-type silicon are (A) Free electrons (B) Ions (C) Conduction electrons (D) Holes

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A P-type semiconductor is doped to produce one of the following. Will it produce: w) both holes and electrons x) positive electrons y) negative electrons z) holes

Description : A P-type semiconductor is doped to produce one of the following. Will it produce: w) both holes and electrons x) positive electrons y) negative electrons z) holes

Last Answer : ANSWER: Z -- HOLES

The binding energy of a nucleus is defined as one of the following. Is this definition: w) the energy equivalent to its mass x) the mass difference between its neutrons and protons y) the energy needed to remove a neutron from the nucleus z) the difference between the mass of the nucleus and the sum of the masses of its protons and neutrons

Description : The binding energy of a nucleus is defined as one of the following. Is this definition: w) the energy equivalent to its mass x) the mass difference between its neutrons and protons y) the energy ... the difference between the mass of the nucleus and the sum of the masses of its protons and neutrons

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A high voltage applied to a gas discharge tube containing neon gas at very low pressure causes a current to flow through the tube. Which one of the following are the particles that flow towards the cathode? Are they w) electrons x) protons y) negatively charged neon ions z) positively charged neon ions

Description : A high voltage applied to a gas discharge tube containing neon gas at very low pressure causes a current to flow through the tube. Which one of the following are the particles that flow towards the ... Are they w) electrons x) protons y) negatively charged neon ions z) positively charged neon ions

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A metal ball on an insulated stand is touched by a positively charged glass rod. What happens to the metal ball? Does it w) gain protons and lose electrons x) gain protons y) gain more protons than electrons z) lose electrons

Description : A metal ball on an insulated stand is touched by a positively charged glass rod. What happens to the metal ball? Does it w) gain protons and lose electrons x) gain protons y) gain more protons than electrons z) lose electrons

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In p-type semiconductor the majority carriers are (A) holes. (B) electrons. (C) positive ions. (D) negative ions.

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Which one of the following particles travels at the speed of light? w) neutrons x) electrons y) photons z) muons

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In the equation of a nuclear reaction, all but one of the following quantities are equal to each other on both sides of the equation. Which quantity is NOT conserved: w) the net electric charge x) the total mass-energy y) the number of protons z) the number of nucleons

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Barrier potential in a P-N junction is caused by (A) Thermally generated electrons and holes. (B) Diffusion of majority carriers across the junction. (C) Migration of minority carriers across the junction. (D) Flow of drift current.

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An atom contains 4 protons, 3 neutrons, and 5 electrons. What is its total electric charge?

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Ammonia can be considered a Lewis base because it can donate: w) electrons x) protons y) hydronium ions z) hydroxide ions

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An element has the following numbers of electrons in its shells: 2-8-8-2. Which of the following is true? The element: w) is a nonmetal x) forms an ion with a charge of +2 y) can accept two electrons z) forms a negative ion

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Good conductors have many loosely bound _____. (1) neutrons (2) protons (3) positron (4) electrons

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Electric current in a metal wire is due to the flow of — (1) Electrons (2) Protons (3) Ions (4) Holes

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Electric current in a metal wire is due to the flow of— (1) Electrons (2) Protons (3) Ions (4) Holes

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Forward current through a semi-conductor diode circuit is due to ________ (a) Minority carriers (b) majority carriers (c) holes (d) electrons

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The ability of an atom to absorb neutrons is its neutron capture cross section. The unit of measurement for neutron capture cross section is: w) the nucleus volume x) capture capacity y) resonance quotient z) barn

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Last Answer : ANSWER: Z -- BARN

In the fission of U235, what is the average number of neutrons produced in the fission reaction? w) 1.5 x) 2.5 y) 3.5 z) 4.5

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Most of the new atoms formed when atoms in a nuclear reactor capture neutrons without fissioning are: w) fission products x) activation products y) actinides z) lead isotopes

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A fast reactor uses: w) an extremely short time to get to the maximum operating reactivity. x) uranium-235 as fuel. y) heavy water as a coolant. z) essentially unmoderated neutrons.

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Reactors in commercial nuclear power plants in the U.S. are often referred to as thermal reactors. A thermal reactor uses: w) fissionable plutonium-239 as fuel. x) a relatively low heat output. y) neutrons moderated to relatively low energies. z) liquid sodium as a coolant.

Description : Reactors in commercial nuclear power plants in the U.S. are often referred to as thermal reactors. A thermal reactor uses: w) fissionable plutonium-239 as fuel. x) a relatively low heat output. y) neutrons moderated to relatively low energies. z) liquid sodium as a coolant.

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Of the following, which non-fissioning element is used in the cooling water of nuclear power plants to help control the rate of the fission reaction by absorbing neutrons: w) zirconium x) boron y) krypton z) cesium

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Last Answer : ANSWER: X -- BORON

When an atomic nucleus emits a beta particle, one of its neutrons disintegrates into one of the following set of particles. Does it disintegrate into: w) a positron and an electron x) a proton, an electron, and an antineutrino y) a proton, an electron, and a positron z) a neutrino and an antineutrino

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Enrichment of uranium by gaseous diffusion relies on the fact that uranium-235 diffuses through holes in the barriers more readily than uranium-238 does because uranium-235 is: w) a different chemical compound. x) a different wavelength. y) resistant to magnetism. z) slightly lighter than uranium-238.

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A bond in which there is an unequal attraction for the shared electrons and a resultant unbalanced distribution of charge is which one of the following types of bonds? w) ionic x) pure covalent y) nonpolar covalent z) polar covalent

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Last Answer : ANSWER: Z -- POLAR COVALENT 

How many Protons, neutrons, and electrons are in Sulfur-25?

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Last Answer : 16,9,16

It is known that an atom contains protons, neutrons and almost electrons. If the mass of neutron is assumed to half of its original value where as tha

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How many protons neutrons and electrons are contained in an aluminum ion?

Description : How many protons neutrons and electrons are contained in an aluminum ion?

Last Answer : Need answer

How many protons electrons and neutrons does Al O have?

Description : How many protons electrons and neutrons does Al O have?

Last Answer : Aluminium has 27 protons, 14 neutrons and 27 electrons.Oxygen has 8 protons, 8 to neutrons, depending on the isotope and 8 electrons.

How many protons neutrons electrons are in tungsten?

Description : How many protons neutrons electrons are in tungsten?

Last Answer : 74 protons, 74 electrons, and 110 neutrons

What is the total number of protons neutrons and electrons in Na2SO4 assuming 23Na 32S and 16O?

Description : What is the total number of protons neutrons and electrons in Na2SO4 assuming 23Na 32S and 16O?

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