The anti-particle to an electron is: w) proton x) positron y) neutron z) anti-proton

The anti-particle to an electron is: w) proton x) positron y) neutron z) anti-proton
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ANSWER: X -- POSITRON
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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

Description : 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 ... and an antineutrino y) a proton, an electron, and a positron z) a neutrino and an antineutrino

Last Answer : ANSWER: X -- A PROTON, AN ELECTRON AND AN ANTINEUTRINO 

The particle required to continue the chain process of Uranium fission is – (1) Electron (2) Proton (3) Neutron (4) Positron

Description : The particle required to continue the chain process of Uranium fission is – (1) Electron (2) Proton (3) Neutron (4) Positron

Last Answer : (3) Neutron Explanation: Fission as encountered in the modern world is usually a deliberately produced man-made nuclear reaction induced by a neutron. The nuclear fuels undergo fission when struck by fission ... rate in a nuclear reactor or at a very rapid uncontrolled rate in a nuclear weapon.

Name the particle that is most essential to continue the chain reaction during the fission of uranium - (1) Electron (2) Proton (3) Neutron (4) Positron

Description : Name the particle that is most essential to continue the chain reaction during the fission of uranium - (1) Electron (2) Proton (3) Neutron (4) Positron

Last Answer : (3) Neutron Explanation: Nuclear fission is either a nuclear reaction or a radioactive decay process in which the nucleus of an atom splits into smaller parts (lighter nuclei), often producing ... in the modern world is usually a deliberately produced manmade nuclear reaction induced by a neutron.

Mass of a positron is same as that of a/an (A) Electron (B) α-particle (C) Proton (D) Neutron

Description : Mass of a positron is same as that of a/an (A) Electron (B) α-particle (C) Proton (D) Neutron

Last Answer : (A) Electron

The particle required to continue the chain process of Uranium fission is : (1) Electron (2) Proton (3) Neutron (4) Positron

Description : The particle required to continue the chain process of Uranium fission is : (1) Electron (2) Proton (3) Neutron (4) Positron

Last Answer : Neutron

Name the particle that is most essential to continue the chain reaction during the fission of uranium- (1) Electron (2) Proton (3) Neutron (4) Positron

Description : Name the particle that is most essential to continue the chain reaction during the fission of uranium- (1) Electron (2) Proton (3) Neutron (4) Positron

Last Answer : Neutron

Which of the following is not a nucleon? (1) Proton (2) Neutron (3) Electron (4) Positron

Description : Which of the following is not a nucleon? (1) Proton (2) Neutron (3) Electron (4) Positron

Last Answer : (4) Positron Explanation: Nucleon is one of the particles that makes up the atomic nucleus. Each atomic nucleus consists of one or more nucleons, and each atom in turn consists of a cluster of ... nucleon number may be used in place of the more common terms mass number or atomic mass number.

The fundamental particles present in the nucleus of an atom are - (1) Electron, proton (2) Proton, neutron (3) Neutron, electron (4) Neutron, positron

Description : The fundamental particles present in the nucleus of an atom are - (1) Electron, proton (2) Proton, neutron (3) Neutron, electron (4) Neutron, positron

Last Answer : (2) Proton, neutron Explanation: The nucleus is the very dense region consisting of protons and neutrons at the center of an atom. It was discovered in 1911, as a result of Ernest Rutherford's ... mass of an atom is located in the nucleus, with a very small contribution from the orbiting electrons.

Pick out the correct statement. (A) Positron is the antiparticle of electron (B) In α-decay, the ratio of neutron to proton decreases (C) Ionising power of β-rays is higher than that of α-rays (D) Speed of α-rays is more than that of γ-ray

Description : Pick out the correct statement. (A) Positron is the antiparticle of electron (B) In α-decay, the ratio of neutron to proton decreases (C) Ionising power of β-rays is higher than that of α-rays (D) Speed of α-rays is more than that of γ-ray

Last Answer : (A) Positron is the antiparticle of electron

Positron is a/an (A) Nucleus having two protons (B) Helium nucleus (C) Electron with positive charge (D) Nucleus with one proton and one neutron

Description : Positron is a/an (A) Nucleus having two protons (B) Helium nucleus (C) Electron with positive charge (D) Nucleus with one proton and one neutron

Last Answer : (C) Electron with positive charge

Which of the following is not a nucleon? (1) Proton (2) Neutron (3) Electron (4) Positron

Description : Which of the following is not a nucleon? (1) Proton (2) Neutron (3) Electron (4) Positron

Last Answer : Positron

The fundamental particles present in the nucleus of an atom are (1) Electron, proton (2) Proton, neutron (3) Neutron, electron (4) Neutron, positron

Description : The fundamental particles present in the nucleus of an atom are (1) Electron, proton (2) Proton, neutron (3) Neutron, electron (4) Neutron, positron

Last Answer : Proton, neutron

The physicist Chadwick is known for his association with: w) the alpha particle x) the neutron y) the cloud chamber z) the electron

Description : The physicist Chadwick is known for his association with: w) the alpha particle x) the neutron y) the cloud chamber z) the electron

Last Answer : ANSWER: X -- THE NEUTRON

Pick out the wrong statement. (A) The nucleus of a hydrogen atom is identical with a proton (B) A, β-ray particle is identical with an electron (C) Mass of an electron is about 1/1800th of the lightest nucleus (D) Positron is heavier than a proton

Description : Pick out the wrong statement. (A) The nucleus of a hydrogen atom is identical with a proton (B) A, β-ray particle is identical with an electron (C) Mass of an electron is about 1/1800th of the lightest nucleus (D) Positron is heavier than a proton

Last Answer : (D) Positron is heavier than a proton

Dr. Leon Lederman and two other physicists won the Nobel prize for discovering an elementary particle. That particle is the: w) positron x) meson y) muon z) neutrino

Description : Dr. Leon Lederman and two other physicists won the Nobel prize for discovering an elementary particle. That particle is the: w) positron x) meson y) muon z) neutrino

Last Answer : ANSWER: Z -- NEUTRINO

Of the following particles, the particle having the least mass is (a) Meson (b) Neutron (c) Electron (d) Proton

Description : Of the following particles, the particle having the least mass is (a) Meson (b) Neutron (c) Electron (d) Proton

Last Answer : Ans:(c)

Which of the following particles has the dual nature of particle-wave? (1) Electron (2) Meson (3) Proton (4) Neutron

Description : Which of the following particles has the dual nature of particle-wave? (1) Electron (2) Meson (3) Proton (4) Neutron

Last Answer : (1) Electron

In the nuclear reaction, 93N239→ 94Pu 239 + ?; the missing particle is a/an (A) Electron (B) Proton (C) Neutron (D) Position

Description : In the nuclear reaction, 93N239→ 94Pu 239 + ?; the missing particle is a/an (A) Electron (B) Proton (C) Neutron (D) Position

Last Answer : (A) Electron

Which of the following particles has the dual nature of particle– wave? (1) Electron (2) Meson (3) Proton (4) Neutron

Description : Which of the following particles has the dual nature of particle– wave? (1) Electron (2) Meson (3) Proton (4) Neutron

Last Answer : Electron

Which of the following is the name of the smallest part of the matter discovered by the scientists? A. Proton B. Neutron C. Positron D. Quark

Description : Which of the following is the name of the smallest part of the matter discovered by the scientists? A. Proton B. Neutron C. Positron D. Quark

Last Answer : ANSWER: D

The atomic number of a nucleus will increase by 1 if which of the following is emitted by the nucleus? w) an alpha particle x) a positron y) a beta particle z) a gamma ray

Description : The atomic number of a nucleus will increase by 1 if which of the following is emitted by the nucleus? w) an alpha particle x) a positron y) a beta particle z) a gamma ray

Last Answer : ANSWER: Y -- BETA PARTICLE 

A proton and an alpha particle pass through the gap of a strong magnet. If both particles have the same initial velocity, how many times greater will the defection of the proton be relative to the deflection of the alpha particle? Will it be: w) the same x) 2 times y) 4 times z) 8 times

Description : A proton and an alpha particle pass through the gap of a strong magnet. If both particles have the same initial velocity, how many times greater will the defection of the proton be relative to the deflection of the alpha particle? Will it be: w) the same x) 2 times y) 4 times z) 8 times

Last Answer : ANSWER: X -- 2 TIMES

An electron and a proton are moving at the same speed in circular paths in the same uniform magnetic field. The radius of the path of the proton is one of the following. Is this radius: w) the same as that of the electron x) about 2000 times larger than that of the electron y) a little larger than that of the electron z) smaller than that of the electron

Description : An electron and a proton are moving at the same speed in circular paths in the same uniform magnetic field. The radius of the path of the proton is one of the following. Is this radius: w) the same ... of the electron y) a little larger than that of the electron z) smaller than that of the electron

Last Answer : ANSWER: X -- ABOUT 2000 TIMES LARGER THAN THAT OF THE ELECTRON

Of the following choices, approximately how many times greater is the mass of a proton than the mass of an electron? w) 200 x) 2000 y) 20,000 z) 200,000

Description : Of the following choices, approximately how many times greater is the mass of a proton than the mass of an electron? w) 200 x) 2000 y) 20,000 z) 200,000 

Last Answer : ANSWER: X -- 2000

One of the particles expected to be discovered at the Superconducting Super Collider is the: w) Higg's boson. x) tau meson. y) tachyon. z) anti-proton.

Description : One of the particles expected to be discovered at the Superconducting Super Collider is the: w) Higg's boson. x) tau meson. y) tachyon. z) anti-proton.

Last Answer : ANSWER: W -- HIGG'S BOSON.

Number of conduction electrons per unit volume is A. electron number B. number density C. proton number D. neutron numbe

Description : Number of conduction electrons per unit volume is A. electron number B. number density C. proton number D. neutron numbe

Last Answer : number density

The antiparticle of an electron is – (1) Positron (2) Proton (3) Alpha particles (4) Beta particles

Description : The antiparticle of an electron is – (1) Positron (2) Proton (3) Alpha particles (4) Beta particles

Last Answer : (1) Positron Explanation: Corresponding to most kings of particles, there is an associated antiparticle with the same mass and opposite charge (including electric charge). The antiparticle of the ... radioactive decay. The opposite is also true: the antiparticle of the positron is the electron.

The antiparticle of an electron is (1) Positron (2) Proton (3) Alpha particles (4) Beta particles

Description : The antiparticle of an electron is (1) Positron (2) Proton (3) Alpha particles (4) Beta particles

Last Answer : Positron

An alpha particle colliding with an electron loses: w) none of its energy x) little of its energy y) half of its energy z) all of its energy

Description : An alpha particle colliding with an electron loses: w) none of its energy x) little of its energy y) half of its energy z) all of its energy

Last Answer : ANSWER: X -- LITTLE OF ITS ENERGY

The emission of a positron from a radioactive atom is generally accompanied by the emission of one of the following. Is it accompanied by the emission of: w) a meson x) a baryon y) an antineutrino z) a neutrino

Description : The emission of a positron from a radioactive atom is generally accompanied by the emission of one of the following. Is it accompanied by the emission of: w) a meson x) a baryon y) an antineutrino z) a neutrino

Last Answer : ANSWER: Z -- A NEUTRINO

What is a neuron? (1) Basic unit of energy (2) Particle released during radioactivity (3) The anti-particle of neutron (4) Basle unit of nervous system

Description : What is a neuron? (1) Basic unit of energy (2) Particle released during radioactivity (3) The anti-particle of neutron (4) Basle unit of nervous system

Last Answer : (4) Basle unit of nervous system Explanation: A neuron is a nerve cell that is the basic building block of the nervous system. Neurons are specialized to transmit information ... highly specialized nerve cells are responsible for communicating information in both chemical and electrical. forms.

What is a neuron ? (1) Basic unit of energy (2) Particle released during radioactivity (3) The anti-particle of neutron (4) Basic unit of nervous system

Description : What is a neuron ? (1) Basic unit of energy (2) Particle released during radioactivity (3) The anti-particle of neutron (4) Basic unit of nervous system

Last Answer : Basic unit of nervous system

The following particles move with same kinetic energy. Which of them has maximum momentum? (1) Electron (2) Proton (3) Deutron (4) Alpha Particle

Description : The following particles move with same kinetic energy. Which of them has maximum momentum? (1) Electron (2) Proton (3) Deutron (4) Alpha Particle

Last Answer : (4) Alpha Particle Explanation: The formula for kinetic energy in terms of momentum for fundamental particles is basically just a quantized version of the classical formula, KE=(P^2)/2m, where KE is kinetic energy, p is momentum and m is the particle’s mass.

The following particles move with same kinetic energy. Which of them has maximum momentum ? (1) Electron (2) Proton (3) Deutron (4) Alpha Particle

Description : The following particles move with same kinetic energy. Which of them has maximum momentum ? (1) Electron (2) Proton (3) Deutron (4) Alpha Particle

Last Answer : Alpha Particle

Could a neutron be a proton and an electron?

Description : Could a neutron be a proton and an electron?

Last Answer : Not really, since that particular combination is a hydrogen atom. A neutron consists of three individual quarks, one blue, one red and one green. The quark colors refer to the charge of a quark, ... a chain reaction, it would never hit its target, because the like charges would repel each other.

How much is the mass of an electron, proton and neutron ? -Science

Description : How much is the mass of an electron, proton and neutron ? -Science

Last Answer : The mass of an electron, proton and neutron is fllowing : Electron : 1/1840 u or 9x10^-28 grams. Proton : it's mass is 1840times more than of an electron ( 1u ) or 1.6x10^-24 grams. Neutron : it's mass is also is the same that of the proon ( 1u) or 1.6x10^-24 grams.

What is comprised of the other three proton atom electron neutron?

Description : What is comprised of the other three proton atom electron neutron?

Last Answer : An atom contain protons, electrons and neutrons.

What is comprised of the other three proton atom electron neutron?

Description : What is comprised of the other three proton atom electron neutron?

Last Answer : An atom contain protons, electrons and neutrons.

The nucleus of a hydrogen atom consists of (a) One proton (b) One proton + two neutrons (c) One neutron only (d) One electron only

Description : The nucleus of a hydrogen atom consists of (a) One proton (b) One proton + two neutrons (c) One neutron only (d) One electron only

Last Answer : Ans:(a)

Which one of the following has greatest mass? (1) electron (2) proton (3) neutron (4) hydrogen nucleus

Description : Which one of the following has greatest mass? (1) electron (2) proton (3) neutron (4) hydrogen nucleus

Last Answer : (3) neutron

Nuclear fission is caused by the impact of. (1) Proton (2) Electron (3) Neutron (4) (1) and (b)

Description : Nuclear fission is caused by the impact of. (1) Proton (2) Electron (3) Neutron (4) (1) and (b)

Last Answer : (3) Neutron Explanation: In such a reaction, free neutrons released by each fission event can trigger yet more events, which in turn release more neutrons and cause more fission.

Nuclear fission is caused by the impact of - (1) Proton (2) Electron (3) Neutron (4) None of these

Description : Nuclear fission is caused by the impact of - (1) Proton (2) Electron (3) Neutron (4) None of these

Last Answer : (3) Neutron Explanation: Nuclear fission in fissile fuels are the result of the nuclear excitation energy produced when a fissile nucleus captures a neutron.

The atomic number of hydrogen is 1. This implies that it contains _______ in its Kshell. (1) One neutron (2) One proton (3) One electron (4) None of the above

Description : The atomic number of hydrogen is 1. This implies that it contains _______ in its Kshell. (1) One neutron (2) One proton (3) One electron (4) None of the above

Last Answer : (3) One electron Explanation: This implies that Hydrogen has one electron in its K shell. Also, it requires one more electron to fill the K shell. So two hydrogen atoms share their electrons to form a molecule of hydrogen, H2.

Nucleus of an atom consists of. (1) Proton (2) Neutron (3) Proton and Neutron (4) Electron, Proton and Neutron

Description : Nucleus of an atom consists of. (1) Proton (2) Neutron (3) Proton and Neutron (4) Electron, Proton and Neutron

Last Answer : (3) Proton and Neutron Explanation: The nucleus is the very dense region consisting of protons and neutrons at the center of an atom. It was discovered in 1911, as a result of Ernest Rutherford' ... of an atom is located in the nucleus, with a very small contribution from the orbiting electrons.

The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron? (A) 159 (B) 1837 (C) 2537 (D) 10000

Description : The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron? (A) 159 (B) 1837 (C) 2537 (D) 10000

Last Answer : (B) 1837

The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron? (A) 159 (B) 1837 (C) 2537 (D) 10000

Description : The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron? (A) 159 (B) 1837 (C) 2537 (D) 10000

Last Answer : Option C

Anaerobic respiration is a. Respiration using electron acceptors other than molecular oxygen b. Respiration using neutron acceptors other than molecular hydrogen c. Respiration using proton acceptors other than molecular nitrogen d. None of the above

Description : Anaerobic respiration is a. Respiration using electron acceptors other than molecular oxygen b. Respiration using neutron acceptors other than molecular hydrogen c. Respiration using proton acceptors other than molecular nitrogen d. None of the above

Last Answer : a. Respiration using electron acceptors other than molecular oxygen

Which one of the following has greatest mass ? (1) electron (2) proton (3) neutron (4) hydrogen nucleus

Description : Which one of the following has greatest mass ? (1) electron (2) proton (3) neutron (4) hydrogen nucleus

Last Answer : neutron

Nucleus of an atom consists of. (1) Proton (2) Neutron (3) Proton and Neutron (4) Electron, Proton and Neutron

Description : Nucleus of an atom consists of. (1) Proton (2) Neutron (3) Proton and Neutron (4) Electron, Proton and Neutron

Last Answer :  Proton and Neutron

Planck's constant was first introduced in order to obtain a correct theoretical prediction of: w) the distribution of frequencies occurring in black body radiation. x) the energy produced by the transformation of mass into energy. y) the speed of light. z) lifetime of the neutron.

Description : Planck's constant was first introduced in order to obtain a correct theoretical prediction of: w) the distribution of frequencies occurring in black body radiation. x) the energy produced by the transformation of mass into energy. y) the speed of light. z) lifetime of the neutron.

Last Answer : ANSWER: W -- THE DISTRIBUTION OF FREQUENCIES OCCURRING IN BLACK BODY RADIATION