Question 1

What is the radius of the nuclide 23892U?

Accepted Answer

A)  7.4 fm 
B)  5.4 fm 
C)  290 fm 
D)  1.8 fm 
A)  7.4 fm 
B)  5.4 fm 
C)  290 fm 
D)  1.8 fm

Question 2

Of those elements listed below,the binding energy per nucleon reaches a maximum nearest

Accepted Answer

A)  oxygen. 
B)  iron. 
C)  gold. 
D)  tungsten. 
E)  uranium. 
A)  oxygen. 
B)  iron. 
C)  gold. 
D)  tungsten. 
E)  uranium.

Question 3

In the reaction 4He + 9Be $\rarr$ n + 12C how much energy is released or absorbed? The mass of 4He is 4.0026032 u,the mass of 9Be is 9.0121821 u,the mass of n is 1.0086649 u,and the mass of 12C is 12.0000000 u.

Accepted Answer

A)  4.21 MeV absorbed 
B)  4.21 MeV released 
C)  5.70 MeV absorbed 
D)  5.70 MeV released 
E)  6.34 MeV released 
A)  4.21 MeV absorbed 
B)  4.21 MeV released 
C)  5.70 MeV absorbed 
D)  5.70 MeV released 
E)  6.34 MeV released

Question 4

What is the symbol for the nuclide with 46 protons and 92 neutrons?

Accepted Answer

A)  9246Pd 
B)  13892U 
C)  13846Pd 
D)  4692U 
A)  9246Pd 
B)  13892U 
C)  13846Pd 
D)  4692U

Question 5

A nuclide whose "generic" symbol is 6430X would have ______ protons and ______ neutrons.

Accepted Answer

A)  64,30 
B)  30,64 
C)  30,34 
D)  34,30 
A)  64,30 
B)  30,64 
C)  30,34 
D)  34,30

Question 6

About what is the binding energy released in the fissioning of 236U?

Accepted Answer

A)  2.20 MeV 
B)  50.0 MeV 
C)  100 MeV 
D)  200 MeV 
E)  900 MeV 
A)  2.20 MeV 
B)  50.0 MeV 
C)  100 MeV 
D)  200 MeV 
E)  900 MeV

Question 7

26Al decays by beta-plus decay.What is the daughter nucleus?

Accepted Answer

A)  27Al 
B)  25Al 
C)  26Mg 
D)  26Si 
E)  26Al 
A)  27Al 
B)  25Al 
C)  26Mg 
D)  26Si 
E)  26Al

Question 8

One mole of 40Ar (Z = 18) has about what mass?

Accepted Answer

A)  18 g 
B)  22 g 
C)  40 kg 
D)  40 g 
E)  22 kg 
A)  18 g 
B)  22 g 
C)  40 kg 
D)  40 g 
E)  22 kg

Question 9

In beta-minus decay,which neutrino is emitted?

Accepted Answer

A)  the electron neutrino 
B)  the electron antineutrino 
C)  the muon neutrino 
D)  the muon antineutrino 
E)  the tau neutrino 
A)  the electron neutrino 
B)  the electron antineutrino 
C)  the muon neutrino 
D)  the muon antineutrino 
E)  the tau neutrino

Question 10

When a nucleus of a given isotope decays,it

Accepted Answer

A)  cannot produce a daughter with the same mass number. 
B)  always produces a daughter with a lower mass number. 
C)  cannot produce a daughter with a lower mass number. 
D)  cannot produce a daughter with a higher mass number. 
E)  always produces a daughter with a higher mass number. 
A)  cannot produce a daughter with the same mass number. 
B)  always produces a daughter with a lower mass number. 
C)  cannot produce a daughter with a lower mass number. 
D)  cannot produce a daughter with a higher mass number. 
E)  always produces a daughter with a higher mass number.

Question 11

What is the ratio of radii of the nuclides 23892U and 4020Ca

Accepted Answer

A)  1.66 
B)  2.44 
C)  5.95 
D)  1.80 
A)  1.66 
B)  2.44 
C)  5.95 
D)  1.80

Question 12

Stellar cores,near the end of a star's lifetime,produce iron by fusion.The reason stellar cores don't go past iron is that

Accepted Answer

A)  iron in stellar cores tends to spontaneously fission. 
B)  Iron is the most dense material in solid form 
C)  iron nuclei are the most tightly bound per nucleon. 
D)  iron is ferromagnetic. 
E)  iron is heavy. 
A)  iron in stellar cores tends to spontaneously fission. 
B)  Iron is the most dense material in solid form 
C)  iron nuclei are the most tightly bound per nucleon. 
D)  iron is ferromagnetic. 
E)  iron is heavy.

Question 13

14C has an activity of 0.25 Bq per gram of carbon for living organisms.The half-life of 14C is 5730 years.If a sample of charcoal from an archeological dig yields a 14C activity of 0.15 Bq per gram of carbon,how old is the material?

Accepted Answer

A)  6.6 $\times$ 103 y 
B)  5.1 $\times$ 103 y 
C)  4.2 $\times$ 103 y 
D)  1.7 $\times$ 103 y 
E)  1.4 $\times$ 103 y 
A)  6.6 $\times$ 103 y 
B)  5.1 $\times$ 103 y 
C)  4.2 $\times$ 103 y 
D)  1.7 $\times$ 103 y 
E)  1.4 $\times$ 103 y

Question 14

Compared to the sum of the masses of its constituents,the mass of a nucleus is

Accepted Answer

A)  the same. 
B)  greater. 
C)  less. 
D)  greater,less or the same. 
A)  the same. 
B)  greater. 
C)  less. 
D)  greater,less or the same.

Question 15

The symbol 01e is used to represent the ________.

Accepted Answer

A)  proton 
B)  positron 
C)  antiproton 
D)  neutrino 
E)  electron 
A)  proton 
B)  positron 
C)  antiproton 
D)  neutrino 
E)  electron

Question 16

If a 70 kg person received a dose of 3.2 mGy of gamma rays of RBE = 0.80, what is the biologically equivalent dose in rem?

Accepted Answer

A)  0.012 
B)  0.18 
C)  0.0026 
D)  0.26 
E)  18 
A)  0.012 
B)  0.18 
C)  0.0026 
D)  0.26 
E)  18

Question 17

A sample contains 1.000 $\times$ 10-3 g of 40K.The half-life of 40K is 1.250 $\times$ 109 years.What is the activity of the sample?

Accepted Answer

A)  3300 Bq 
B)  1250 Bq 
C)  382.0 Bq 
D)  265.0 Bq 
E)  3.000 Bq 
A)  3300 Bq 
B)  1250 Bq 
C)  382.0 Bq 
D)  265.0 Bq 
E)  3.000 Bq

Question 18

Nuclear fuel enrichment is the process by which the concentration of what component of nuclear fuel is increased artificially:

Accepted Answer

A)  Plutonium-239 
B)  Uranium-235 
C)  Deuterium 
D)  Uranium-238 
A)  Plutonium-239 
B)  Uranium-235 
C)  Deuterium 
D)  Uranium-238

Question 19

22688Ra decays by alpha decay.What are A and Z for the daughter nuclide?

Accepted Answer

A)  226, 92 
B)  222, 92 
C)  226, 88 
D)  222, 88 
E)  222, 86 
A)  226, 92 
B)  222, 92 
C)  226, 88 
D)  222, 88 
E)  222, 86

Question 20

The quantum-mechanical process by which an alpha particle makes it through the potential barrier holding it in the nucleus is called

Accepted Answer

A)  leaping. 
B)  tunneling. 
C)  transmitting. 
D)  fissioning. 
E)  transporting. 
A)  leaping. 
B)  tunneling. 
C)  transmitting. 
D)  fissioning. 
E)  transporting.

Exam 29: Nuclear Physics

What is the radius of the nuclide 23892U?

Of those elements listed below,the binding energy per nucleon reaches a maximum nearest

In the reaction 4He + 9Be →\rarr→ n + 12C how much energy is released or absorbed? The mass of 4He is 4.0026032 u,the mass of 9Be is 9.0121821 u,the mass of n is 1.0086649 u,and the mass of 12C is 12.0000000 u.

What is the symbol for the nuclide with 46 protons and 92 neutrons?

A nuclide whose "generic" symbol is 6430X would have ______ protons and ______ neutrons.

About what is the binding energy released in the fissioning of 236U?

26Al decays by beta-plus decay.What is the daughter nucleus?

One mole of 40Ar (Z = 18) has about what mass?

In beta-minus decay,which neutrino is emitted?

When a nucleus of a given isotope decays,it

What is the ratio of radii of the nuclides 23892U and 4020Ca

Stellar cores,near the end of a star's lifetime,produce iron by fusion.The reason stellar cores don't go past iron is that

14C has an activity of 0.25 Bq per gram of carbon for living organisms.The half-life of 14C is 5730 years.If a sample of charcoal from an archeological dig yields a 14C activity of 0.15 Bq per gram of carbon,how old is the material?

Compared to the sum of the masses of its constituents,the mass of a nucleus is

The symbol 01e is used to represent the ________.

If a 70 kg person received a dose of 3.2 mGy of gamma rays of RBE = 0.80, what is the biologically equivalent dose in rem?

A sample contains 1.000 ×\times× 10-3 g of 40K.The half-life of 40K is 1.250 ×\times× 109 years.What is the activity of the sample?

Nuclear fuel enrichment is the process by which the concentration of what component of nuclear fuel is increased artificially:

22688Ra decays by alpha decay.What are A and Z for the daughter nuclide?

The quantum-mechanical process by which an alpha particle makes it through the potential barrier holding it in the nucleus is called

Introduction

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Acceleration and Newtons Second Law of Motion

Motion With Constant Acceleration

Circular Motion

Conservation of Energy

Linear Momentum

Torque and Angular Momentum

Fluids

Elasticity and Oscillations

Waves

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Temperature and the Ideal Gas

Heat

Thermodynamics

Electric Forces and Fields

Electric Potential

Electric Current and Circuits

Magnetic Forces and Fields

Electromagnetic Induction

Alternating Current

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Optical Instruments

Interference and Diffraction

Relativity

Early Quantum Physics and the Photon

Quantum Physics

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Filters

What is the radius of the nuclide ²³⁸₉₂U?

In the reaction ⁴He + ⁹Be $\rarr$ n + ¹²C how much energy is released or absorbed? The mass of ⁴He is 4.0026032 u,the mass of ⁹Be is 9.0121821 u,the mass of n is 1.0086649 u,and the mass of ¹²C is 12.0000000 u.

A nuclide whose "generic" symbol is ⁶⁴₃₀X would have protons and neutrons.

About what is the binding energy released in the fissioning of ²³⁶U?

²⁶Al decays by beta-plus decay.What is the daughter nucleus?

One mole of ⁴⁰Ar (Z = 18) has about what mass?

What is the ratio of radii of the nuclides ²³⁸₉₂U and ⁴⁰₂₀Ca

¹⁴C has an activity of 0.25 Bq per gram of carbon for living organisms.The half-life of ¹⁴C is 5730 years.If a sample of charcoal from an archeological dig yields a ¹⁴C activity of 0.15 Bq per gram of carbon,how old is the material?

The symbol ⁰₁e is used to represent the ________.

A sample contains 1.000 $\times$ 10^-3 g of ⁴⁰K.The half-life of ⁴⁰K is 1.250 $\times$ 10⁹ years.What is the activity of the sample?

²²⁶₈₈Ra decays by alpha decay.What are A and Z for the daughter nuclide?