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

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
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ANSWER: X -- LITTLE OF ITS ENERGY
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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

The 1936 Nobel Prize in chemistry was awarded to Peter J.W. Debye for his studies of: w) kinetic energy of colliding particles x) electron configuration y) dipole moments z) conformations of cyclohexane

Description : The 1936 Nobel Prize in chemistry was awarded to Peter J.W. Debye for his studies of: w) kinetic energy of colliding particles x) electron configuration y) dipole moments z) conformations of cyclohexane

Last Answer : ANSWER: Y -- DIPOLE MOMENTS

Which of the following statements is TRUE about an ELASTIC collision between two particles? Is it true that: w) neither particle loses any of its kinetic energy x) neither particle loses any of its momentum y) the velocity gained by one particle is equal to that lost by the other z) the total kinetic energy before and after the collision remains constant

Description : Which of the following statements is TRUE about an ELASTIC collision between two particles? Is it true that: w) neither particle loses any of its kinetic energy x) neither particle loses any of ... that lost by the other z) the total kinetic energy before and after the collision remains constant

Last Answer : ANSWER: Z -- THE TOTAL KINETIC ENERGY BEFORE AND AFTER THE COLLISION RE

During an INELASTIC collision, the colliding bodies w) lose kinetic energy x) keep the same amount of kinetic energy y) gains kinetic energy z) first lose, then gain kinetic energy

Description : During an INELASTIC collision, the colliding bodies w) lose kinetic energy x) keep the same amount of kinetic energy y) gains kinetic energy z) first lose, then gain kinetic energy

Last Answer : ANSWER: W -- LOSE KINETIC ENERGY

One curie is equal to: w) the square root of the binding energy x) the energy of an alpha-particle y) 3.7 x 1010 disintegrations per second z) mc2

Description : One curie is equal to: w) the square root of the binding energy x) the energy of an alpha-particle y) 3.7 x 1010 disintegrations per second z) mc2

Last Answer : ANSWER: Y -- 3.7 x 1010 DISINTEGRATIONS PER SECOND

An electron collides with a fixed hydrogen atom in its ground state. Hydrogen atom gets excited and the colliding electron loses all its kinetic energ

Description : An electron collides with a fixed hydrogen atom in its ground state. Hydrogen atom gets excited and the colliding electron loses all its kinetic energ

Last Answer : An electron collides with a fixed hydrogen atom in its ground state. Hydrogen atom gets excited and the colliding ... eV C. 12.1 eV D. 13.6 eV

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

In Rutherford's experiment involving the deflection of alpha particles by atomic nuclei, the fact that some of the alpha particles bombarding the thin gold foil were back-scattered, led to one of the following conclusions. It was concluded that: w) the charge of an electron is negative x) the nucleus of a gold atom carries all its charge y) most of the mass of a gold atom is in its nucleus z) the nucleus of a gold atom occupies nearly the entire space of the atom

Description : In Rutherford's experiment involving the deflection of alpha particles by atomic nuclei, the fact that some of the alpha particles bombarding the thin gold foil were back-scattered, led to one of the ... its nucleus z) the nucleus of a gold atom occupies nearly the entire space of the atom

Last Answer : ANSWER: Y -- MOST OF THE MASS OF A GOLD ATOM IS IN ITS NUCLEUS

In radioactive decay, the emission of an electron is characteristic of: w) Alpha decay x) Beta decay y) Gamma decay z) X-rays

Description : In radioactive decay, the emission of an electron is characteristic of: w) Alpha decay x) Beta decay y) Gamma decay z) X-rays

Last Answer : ANSWER: X -- BETA DECAY

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

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

Last Answer : ANSWER: X -- POSITRON

For which of the following reasons is plutonium-238 used for generating electricity on spacecraft? w) It is an alpha emitter with long half-life. x) It is a beta emitter with high specific power. y) It occurs abundantly in nature. z) It has low specific power.

Description : For which of the following reasons is plutonium-238 used for generating electricity on spacecraft? w) It is an alpha emitter with long half-life. x) It is a beta emitter with high specific power. y) It occurs abundantly in nature. z) It has low specific power.

Last Answer : ANSWER: W -- IT IS AN ALPHA EMITTER WITH LONG HALF-LIFE. 

The tectonic plates on which India and the adjacen portion of Asia ride are colliding at a rate of: w) 1-10 millimeters per year x) 1-10 centimeters per year y) 1-10 meters per year z) 1-10 decimeters per year

Description : The tectonic plates on which India and the adjacen portion of Asia ride are colliding at a rate of: w) 1-10 millimeters per year x) 1-10 centimeters per year y) 1-10 meters per year z) 1-10 decimeters per year

Last Answer : ANSWER: X -- 1-10 CENTIMETERS PER YEAR

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 

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

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

Alpha rays are different from beta rays in one of the following ways. Are they different since: w) alpha rays are deflected in a magnetic field and beta rays are not x) alpha rays are identical to the electron in mass, and beta rays are not y) alpha rays have a positive charge and beta rays have a negative charge z) alpha rays are produced within the nucleus and beta rays are produced outside the nucleus

Description : Alpha rays are different from beta rays in one of the following ways. Are they different since: w) alpha rays are deflected in a magnetic field and beta rays are not x) alpha rays are ... negative charge z) alpha rays are produced within the nucleus and beta rays are produced outside the nucleus 

Last Answer : ANSWER: Y -- ALPHA RAYS HAVE A POSITIVE CHARGE AND BETA RAYS HAVE A NEGATIVE CHARGE

Reaction between X and Y forms compound Z. X loses electron and Y gains electron. Which of the following properties is not shown by Z? A) Has high melting point B) Has low melting point C) Conducts electricity in molten state D) Occurs as solid

Description : Reaction between X and Y forms compound Z. X loses electron and Y gains electron. Which of the following properties is not shown by Z? A) Has high melting point B) Has low melting point C) Conducts electricity in molten state D) Occurs as solid

Last Answer : B) Has low melting point

When an atom gains or loses a valence electron it becomes a charged particle call a?

Description : When an atom gains or loses a valence electron it becomes a charged particle call a?

Last Answer : Ion.

Alpha particles are nuclei of: w) hydrogen x) helium y) oxygen z) nitrogen

Description : Alpha particles are nuclei of: w) hydrogen x) helium y) oxygen z) nitrogen

Last Answer : ANSWER: X -- HELIUM

Which of the following units of energy is the smallest: w) calorie x) Joule y) erg z) electron-volt

Description : Which of the following units of energy is the smallest: w) calorie x) Joule y) erg z) electron-volt

Last Answer : ANSWER: Z -- ELECTRON-VOLT 

In changing from an energy state of -1.51 electron-volts to -3.40 electron-volts, an atom emits a photon whose energy is: w) 1.51 electron-volts x) 1.89 electron-volts y) 3.40 electron-volts z) 4.91 electron-volts

Description : In changing from an energy state of -1.51 electron-volts to -3.40 electron-volts, an atom emits a photon whose energy is: w) 1.51 electron-volts x) 1.89 electron-volts y) 3.40 electron-volts z) 4.91 electron-volts

Last Answer : ANSWER: X -- 1.89 ELECTRON-VOLTS

An x-ray photon collides with a free electron, and the photon is scattered. During this collision there is conservation of: w) momentum but not energy x) neither momentum nor energy y) energy but not momentum z) both momentum and energy

Description : An x-ray photon collides with a free electron, and the photon is scattered. During this collision there is conservation of: w) momentum but not energy x) neither momentum nor energy y) energy but not momentum z) both momentum and energy

Last Answer : ANSWER: Z -- BOTH MOMENTUM AND ENERGY 

For the hydrogen atom, which series describes electron transitions to the N=1 orbit, the lowest energy electron orbit? Is it the: w) Lyman series x) Balmer series y) Paschen series z) Pfund series

Description : For the hydrogen atom, which series describes electron transitions to the N=1 orbit, the lowest energy electron orbit? Is it the: w) Lyman series x) Balmer series y) Paschen series z) Pfund series

Last Answer : ANSWER: W -- LYMAN SERIES

Spent fuel from a nuclear power plant cools down and loses most of its radioactivity through decay. In the first year, spent fuel loses about what percentage of its radioactivity? w) 10 percent x) 50 percent y) 80 percent z) 100 percent

Description : Spent fuel from a nuclear power plant cools down and loses most of its radioactivity through decay. In the first year, spent fuel loses about what percentage of its radioactivity? w) 10 percent x) 50 percent y) 80 percent z) 100 percent

Last Answer : ANSWER: Y -- 80 PERCENT

The particle nature of light is demonstrated by which of the following? w) the photoelectric effect x) the various colors of light y) the speed of light z) diffraction.

Description : The particle nature of light is demonstrated by which of the following? w) the photoelectric effect x) the various colors of light y) the speed of light z) diffraction.

Last Answer : ANSWER: W -- THE PHOTOELECTRIC EFFECT

The idea that we CANNOT know both the position and velocity of a subatomic particle at the same time was formulated by: w) Einstein x) Heisenberg y) Fermi z) Schroedinger

Description : The idea that we CANNOT know both the position and velocity of a subatomic particle at the same time was formulated by: w) Einstein x) Heisenberg y) Fermi z) Schroedinger

Last Answer : ANSWER: X -- HEISENBERG

If 64Cu emits a beta particle, what would the product be? w) 63Cu x) 64Cu+1 y) 64Cu-1 z) 64Zn

Description : If 64Cu emits a beta particle, what would the product be? w) 63Cu x) 64Cu+1 y) 64Cu-1 z) 64Zn

Last Answer : ANSWER: Z -- 64Zn

The photoelectric effect is a demonstration of: w) the wave nature of light x) the particle nature of light y) Compton scattering z) the continuous spectrum of radiation

Description : The photoelectric effect is a demonstration of: w) the wave nature of light x) the particle nature of light y) Compton scattering z) the continuous spectrum of radiation

Last Answer : ANSWER: X -- THE PARTICLE NATURE OF LIGHT 

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

Diffraction and interference demonstrate which of the following? w) particle nature of light x) wave nature of light y) polarization of light z) refraction of light

Description : Diffraction and interference demonstrate which of the following? w) particle nature of light x) wave nature of light y) polarization of light z) refraction of light

Last Answer : ANSWER: X -- WAVE NATURE OF LIGHT

The period of oscillation of a particle undergoing simple harmonic motion is: w) independent of the amplitude of the motion x) directly proportional to the frequency of oscillation y) independent of the frequency of oscillation z) none of the above

Description : The period of oscillation of a particle undergoing simple harmonic motion is: w) independent of the amplitude of the motion x) directly proportional to the frequency of oscillation y) independent of the frequency of oscillation z) none of the above

Last Answer : ANSWER: W -- INDEPENDENT OF THE AMPLITUDE OF THE MOTION 

The force on a charged particle moving parallel to magnetic field lines is: w) in the direction of the field x) zero y) perpendicular to the field z) in the opposite direction of the field

Description : The force on a charged particle moving parallel to magnetic field lines is: w) in the direction of the field x) zero y) perpendicular to the field z) in the opposite direction of the field

Last Answer : ANSWER: X -- ZERO

When a fast charged particle traverses a dielectric medium at a velocity exceeding the velocity of light in that medium, radiation is emitted. This radiation is known as: w) point radiation x) Cerenkov radiation y) Synchrotron radiation z) Bremsstrahlung

Description : When a fast charged particle traverses a dielectric medium at a velocity exceeding the velocity of light in that medium, radiation is emitted. This radiation is known as: w) point radiation x) Cerenkov radiation y) Synchrotron radiation z) Bremsstrahlung

Last Answer : ANSWER: X -- CERENKOV RADIATION

Endothermic refers to a process that w) does work x) gives off heat y) loses mass z) absorbs heat

Description : Endothermic refers to a process that w) does work x) gives off heat y) loses mass z) absorbs heat 

Last Answer : ANSWER: Z -- ABSORBS HEAT

Which of the 3rd period elements loses electrons most readily? w) Sodium x) Magnesium y) Aluminum z) Silicon

Description : Which of the 3rd period elements loses electrons most readily? w) Sodium x) Magnesium y) Aluminum z) Silicon

Last Answer : ANSWER: A-SODIUM

A wavelength is commonly measured in which one of the following units? w) radians x) angstroms y) electron volts z) seconds

Description : A wavelength is commonly measured in which one of the following units? w) radians x) angstroms y) electron volts z) seconds

Last Answer : ANSWER: X -- ANGSTROMS

When radiation breaks an electron pair bond in a molecule and each fragment of the molecule gets one of the bond electrons, the molecular fragments that are formed are called: w) ions x) free radicals y) stable molecules z) gases

Description : When radiation breaks an electron pair bond in a molecule and each fragment of the molecule gets one of the bond electrons, the molecular fragments that are formed are called: w) ions x) free radicals y) stable molecules z) gases

Last Answer : ANSWER: X -- FREE RADICALS

A space ship traveling toward Mars at 0.6 times the speed of light c shoots an ELECTRON beam at Mars. If the electrons travel at 0.6 c RELATIVE TO THE SPACE SHIP, at what speed do the electrons impact the surface of Mars? w) 0.6 c x) 0.88 c y) 1.2 c z) 1.34 c

Description : A space ship traveling toward Mars at 0.6 times the speed of light c shoots an ELECTRON beam at Mars. If the electrons travel at 0.6 c RELATIVE TO THE SPACE SHIP, at what speed do the electrons impact the surface of Mars? w) 0.6 c x) 0.88 c y) 1.2 c z) 1.34 c

Last Answer : ANSWER: X -- 0.88 c

An ELECTRON moving horizontally along the +x axis enters a region of space with a horizontal uniform magnetic field pointing in the +y direction. The electron will be deflected: w) -y direction x) +y direction y) -z direction z) +z direction

Description : An ELECTRON moving horizontally along the +x axis enters a region of space with a horizontal uniform magnetic field pointing in the +y direction. The electron will be deflected: w) -y direction x) +y direction y) -z direction z) +z direction

Last Answer : ANSWER: Y -- -Z DIRECTION

An electron is classified as a: w) boson x) nucleon y) fermion z) meson

Description : An electron is classified as a: w) boson x) nucleon y) fermion z) meson

Last Answer : ANSWER: Y -- FERMION

A characteristic of the noble gases is that they all: w) have eight electrons in the outer shell x) have low stability y) form many compounds z) have filled outer electron shells

Description : A characteristic of the noble gases is that they all: w) have eight electrons in the outer shell x) have low stability y) form many compounds z) have filled outer electron shells

Last Answer : ANSWER: Z -- HAVE FILLED OUTER ELECTRON SHELLS

For the hydrogen atom, which series describes electron transitions to the N = 2 orbit? Is it the: w) Lyman series x) Paschen series y) Balmer series z) Pfund series

Description : For the hydrogen atom, which series describes electron transitions to the N = 2 orbit? Is it the: w) Lyman series x) Paschen series y) Balmer series z) Pfund series

Last Answer : ANSWER: Y -- BALMER SERIES

Which of the following scientific instruments has the greatest resolving power? w) electron microscope x) light microscope y) phase-contrast microscope z) centrifuge

Description : Which of the following scientific instruments has the greatest resolving power? w) electron microscope x) light microscope y) phase-contrast microscope z) centrifuge

Last Answer : ANSWER: W -- ELECTRON MICROSCOPE

The rest mass of an electron is closest to: w) 10-15 kilograms x) 10-17 kilograms y) 10-30 kilograms z) 10-50 kilograms

Description : The rest mass of an electron is closest to: w) 10-15 kilograms x) 10-17 kilograms y) 10-30 kilograms z) 10-50 kilograms

Last Answer : ANSWER: Y -- 10-30 KILOGRAMS (accept 9.11 x 10-31kg) 

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

In the Compton effect, a photon of wavelength l (read: lambdw) collides with a stationary electron. The wavelength of the emitted photon is: w) longer than l x) shorter than l y) the same as l z) no photon is emitted

Description : In the Compton effect, a photon of wavelength l (read: lambdw) collides with a stationary electron. The wavelength of the emitted photon is: w) longer than l x) shorter than l y) the same as l z) no photon is emitted

Last Answer : ANSWER: W -- LONGER THAN l

The collision between a photon and a free electron was first explained by which of the following scientists? w) Einstein x) Heisenberg y) Compton z) Bohr

Description : The collision between a photon and a free electron was first explained by which of the following scientists? w) Einstein x) Heisenberg y) Compton z) Bohr

Last Answer : ANSWER: Y -- COMPTON

Four particles `alpha`-particle, deuteron and electron and a `CI^(-)` ion enter in a transverse magnetic field perpendicular to it with same kinetic e

Description : Four particles `alpha`-particle, deuteron and electron and a `CI^(-)` ion enter in a transverse magnetic field perpendicular to it with same kinetic e

Last Answer : Four particles `alpha`-particle, deuteron and electron and a `CI^(-)` ion enter in a ... shown in figure. Now match the following two columns.