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Question
Separate Compton effect experiments are carried out using visible light and x rays. The scattered radiation is observed at the same scattering angle. For these experiments:A) the x rays have the greater shift in wavelength and the greater change in photon energy
B) the two radiations have the same shift in wavelength and the x rays have the greater change in photon energy
C) the two radiations have the same shift in wavelength and the visible light has the greater change in photon energy
D) the two radiations have the same shift in wavelength and the same change in photon energy
E) the visible light has the greater shift in wavelength and the greater shift in photon energy
Answer
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Related questions
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The intensity of the microwave background radiation, a remnant of the big bang:
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B) is least in directions toward the center of the galaxy
C) is proportional to the reciprocal of the distance from us
D) is proportional to the square of the distance from us
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A) 105y
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Q:
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D) one quark and one antiquark
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Q:
Any meson is a combination of:
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B) two quarks and an antiquark
C) one quark and two antiquarks
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Q:
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C) all strongly interacting particles
D) only strange particles
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Q:
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Q:
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Strangeness is conserved in:
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D) all strong particle decays
E) some strong particle decays
Q:
When a kaon decays via the strong interaction the products must include a:
A) baryon
B) lepton
C) strange particle
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Q:
Two baryons interact to produce pions only, the original baryons disappearing. One of the baryons must have been:
A) a proton
B) an omega minus
C) a sigma
D) an antiparticle
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Q:
A neutral lepton cannot decay into two neutrinos. Of the following conservation laws, which would be violated if it did?
A) Energy
B) Baryon number
C) Linear Momentum
D) Angular momentum
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Q:
An electron participates in:
A) the electromagnetic and weak forces only
B) the strong and weak forces only
C) the electromagnetic and gravitational forces only
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Q:
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A) photon
B) pion
C) neutrino
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A particle with spin angular momentum is called a:A) leptonB) hadronC) fermionD) bosonE) electron
Q:
The microwave background radiation is a result of the big bang. The big bang also resulted in a uniform distribution of background:
A) electrons
B) quarks
C) gluons
D) neutrinos
E) atoms
Q:
Compared to fusion in a tokamak, laser fusion makes use of:
A) smaller particle number densities
B) greater particle number densities
C) longer confinement times
D) higher temperatures
E) lower temperatures
Q:
For a controlled nuclear fusion reaction, one needs:
A) high number density nand high temperature T
B) high number density nand low temperatureT
C) low number density nand high temperature T
D) low number density nand low temperature T
E) high number density nand temperature T = 0 K
Q:
The first step of the proton-proton cycle is:
Q:
Nuclear fusion in the Sun is increasing its supply of:
A) hydrogen
B) helium
C) nucleons
D) positrons
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Q:
The purpose of a moderator in a nuclear reactor is to:
A) provide neutrons for the fission process
B) slow down fast neutrons to increase the probability of capture by uranium
C) absorb dangerous gamma radiation
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A) control rods are adjusted so the reactor is subcritical
B) control rods are adjusted so the reactor is critical
C) the moderating fluid is drained
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The energy supplied by a thermal neutron in a fission event is essentially its:
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B) binding energy
C) kinetic energy
D) rest energy
E) electric potential energy
Q:
When 236U fissions the fragments are:
A) always 140Xe and94Sr
B) always identical
C) never 140Xe and 94Sr
D) never identical
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Q:
A certain nucleus, after absorbing a neutron, emits a and then splits into two alpha particles. The (A, Z) of the original nucleus must have been:A) 6, 2B) 6, 3C) 7, 2D) 7, 3E) 8, 4
Q:
Radioactive polonium, 214Po (Z= 84), decays by alpha emission to:
A) 214Po (Z= 84)
B) 210Pb (Z= 82)
C) 214At (Z= 85)
D) 218Po (Z= 84)
E) 210Bi (Z= 83)
Q:
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Q:
Bombardment of 28Si (Z= 14) with alpha particles may produce:
A) a proton and 31P (Z= 15)
B) hydrogen and 32S (Z= 16)
C) a deuteron and 27Al (Z= 13)
D) helium and 31P (Z= 15)
E) 35Cl (Z= 17)