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
Description : A radioactive atom `X` emits a `beta-`particle to produce an atom `Y` which then emits an Particle to give an atom `Z` (1) the atomic number of `X` is
Last Answer : A radioactive atom `X` emits a `beta-`particle to produce an atom `Y` which then emits an Particle to give ... C. 2 and 3 are correct D. 3 is correct
Description : A radioactive substance emits? (1) alpha particle (2) beta particle (3) gamma particle (4) all of the three
Last Answer : (4) all of the three Explanation: Radioactive substances are continually producing three kinds of dangerous radiation: alpha particles, beta particles and gamma rays. These types of radiation are invisible to the naked eye, and so you won't see a green glow.
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
Description : When a solid material is heated, it always: w) emits a discrete radiation spectrum x) glows red y) emits a continuous radiation spectrum z) emits only visible radiation
Last Answer : ANSWER: Y -- EMITS A CONTINUOUS RADIATION SPECTRUM
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
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.
Description : When an atom undergoes beta decay, the atomic number of the nucleus: w) is unchanged x) increases by one y) decreases by one z) none of the above
Last Answer : ANSWER: X -- INCREASES BY ONE
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
Description : `._(92)U^(238)` emits `8 alpha-` particles and `6 beta-` particles. The `n//p` ratio in the product nucleus is a)`(62)/(41)` b)`(60)/(41)` c)`(61)/(42
Last Answer : `._(92)U^(238)` emits `8 alpha-` particles and `6 beta-` particles. The `n//p` ratio in the product nucleus ... A. 60/41 B. 61/40 C. 62/41 D. 61/42
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
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
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
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
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
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
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
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
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
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
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
Description : The anti-particle to an electron is: w) proton x) positron y) neutron z) anti-proton
Last Answer : ANSWER: X -- POSITRON
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
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
Description : The 92U238 emits an a-particle. The product is(A) 90U234 (B) 90U238 (C) 90U236 (D) 92U236
Last Answer : (A) 90U234
Description : When a radioisotope undergoes beta minus decay, does its atomic number: w) increase x) decrease y) remain the same z) vary depending on the element involved
Last Answer : ANSWER: W -- INCREASE
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
Description : What form of radiation most closely resembles X-rays? w) alpha x) beta y) gamma z) neutron
Last Answer : ANSWER: Y -- GAMMA
Description : The estrogen and androgen hormones which regulate sexual development and function are structurally related to: w) beta carotene x) ethanol y) adrenaline z) cholesterol
Last Answer : ANSWER: Z -- CHOLESTEROL
Description : Which of the following three nuclear radiations is the most penetrating? w) alpha x) beta y) gamma
Description : In geological studies, a breccia contains particle that have which of the following shapes? w) rounded x) angular y) square z) spheroidal
Last Answer : ANSWER: X -- ANGULAR
Description : Who hypothesized that it would be impossible to know the exact location and exact momentum of a particle at the same time? Was it: w) Heisenberg x) De Broglie y) Planck z) Schrodinger
Last Answer : ANSWER: A -- HEISENBERG
Description : A proton is identical to _____. (1) the nucleus of helium (2) the nucleus of a hydrogen atom (3) an alpha-particle (4) a beta particle
Last Answer : D. a beta particle
Description : A radioactive element is preset in VIII group of the periodic table. If it emits one `alpha`particle, the new position of the nuclide will be
Last Answer : A radioactive element is preset in VIII group of the periodic table. If it emits one `alpha`particle, the new ... . VI B B. VIII C. VIIB D. I B
Description : When `._(88)^(226)Ra` emits an `alpha`-particle, the new element formed belongs to:
Last Answer : When `._(88)^(226)Ra` emits an `alpha`-particle, the new element formed belongs to: A. third group B. zero group C. fourth group D. second group
Description : A stationary `._(82)^(200)Pb` nucleus emits an `alpha`-particle with kinetic energy `T_(alpha) = 5.77 MeV`. Find the recoil velocity of a daughter nuc
Last Answer : A stationary `._(82)^(200)Pb` nucleus emits an `alpha`-particle with kinetic energy `T_( ... accounted for by the recoil energy of daughter nucleus ?
Description : Of the following terms, which is the product of force and time? Is it: w) impulse x) power y) energy z) work
Last Answer : ANSWER: W -- IMPULSE
Description : When light is traveling through a vacuum, what is the product of the light's wavelength and frequency equal to? w) speed of light x) Plank's constant y) momentum z) wave number
Last Answer : ANSWER: W -- SPEED OF LIGHT
Description : Work is equal to which of the following? w) the cross product of force and displacement. x) the product of force times time y) force divided by time z) the dot product of force and displacement
Last Answer : ANSWER: Z -- THE DOT PRODUCT OF FORCE AND DISPLACEMENT
Description : Every hot object emits – (1) X-rays (2) Visible light (3) Infrared rays (4) Ultraviolet rays
Last Answer : (3) Infrared rays
Description : Every hot object emits _____ (1) X–rays (2) Visible light (3) Infrared rays (4) Ultraviolet rays
Last Answer : Infrared rays
Description : Statement-2 `beta` particle are emitted by nucleus Because Statement-2 : Following transformation take place in `beta`-emission. `._(0)^(1)n to ._(1)^
Last Answer : Statement-2 `beta` particle are emitted by nucleus Because Statement-2 : Following transformation take ... Statement-2 is false, statement-2 is true
Description : `._(90)^(232)Th` disintegrates to `._(82)^(208)Pb`. How many of `beta`-particle are evolved?
Last Answer : `._(90)^(232)Th` disintegrates to `._(82)^(208)Pb`. How many of `beta`-particle are evolved?
Description : `beta`-particle is emitted in radioactivity by
Last Answer : `beta`-particle is emitted in radioactivity by A. conversion of proton to neutron B. from outermost ... to proton D. `beta`-particle is not emitted
Description : Successive emission of an `alpha`-particle and two `beta`-particles by an atom of an element result in the formation of its
Last Answer : Successive emission of an `alpha`-particle and two `beta`-particles by an atom of an element result in the formation of its
Description : Emission of `beta`-particle by an atom of an element results in the formations of:
Last Answer : Emission of `beta`-particle by an atom of an element results in the formations of: A. isobar B. isomer C. isotope D. isotone
Description : The emission of beta particle is from A)The valence shell of an atom B)The inner shell of an atom C)The nucleus due to the nuclear conversion `:` Prot
Last Answer : The emission of beta particle is from A)The valence shell of an atom B)The inner shell of ... to the nuclear conversion neutron `to` proton + electron
Description : Find the maximum energy that a beta particle can have in the following decay `^176 Lu rarr ^176 Hf + e + vec v`. Alomic mass of `^176 Lu` is `175.9426
Last Answer : Find the maximum energy that a beta particle can have in the following decay `^176 Lu rarr ^176 Hf + e + ... and that of `^176 Hf` is `175.941420 u`.
Description : What is the difference between a beta plus particle and a beta minus particle?
Last Answer : The difference between a beta plus and beta minus particle is the electrical charge. The charges are equal, but opposite. The beta minus particle is an electron with a negative charge, while the beta plus particle is an anti-electron or positron with a positive charge.
Description : What particle has high Energy Alpha or Beta?
Last Answer : Gamma