CHAPTER 7 (NUCLEAR PLANT)

Question 1

What is the suggested maximum permissible dose (MPD) of gamma ray exposure for general individuals not working in a nuclear setting, bu choice, in rem/year?

Answer 1

1/2

Question 2

The number of protons in thee nuclear of an atin of the number of electrons in the orbit of an atom

Answer 2

Atomic number

Question 3

The process in which a nucleus splits into smaller fragments

Answer 3

Fission

Question 4

The ability of a substance to absorb neurons is dependent upon which parameter?

Answer 4

Absorption cross section

Question 5

What kind of bonding do common gases that exist in free as diatomic molecules experiences?

Answer 5

Covalent Bonds

Question 6

Which of the following is NOT a unit of energy?

Answer 6

Dynes

Question 7

The process in which a nucleus splits into smaller fragments

Answer 7

Fission

Question 8

Which of the following is NOT a unit of energy?

Answer 8

Pascals

Question 9

An electrically charged atom or radical which carries electricity through an electrolyte is called:

Answer 9

ion

Question 10

What is the smallest particle of an element that can enter into a chemical reaction?

Answer 10

Atom

Question 11

Beryllium, magnesium, and calcium all belong to which elemental grouping?

Answer 11

Alkaline earth metals

Question 12

The thickness of material requiref to attenuate radiation to a particular level depends on

Answer 12

the particle, its energy, and the shielding material

Question 13

Particles that are easily stopped within a few millimeter because their double charges generate path ionization and because they are susceptible to electrostatic interaction are:

Answer 13

alpha radiations

Question 14

Radiation consisting of singly charged particles that generate to intermediate distances are called:

Answer 14

beta radiations

Question 15

Radiation with no charge, which produces no ionization, and which is difficult to attenuate thus posing a major health threat

Answer 15

gamma radiations

Question 16

The property of fluid at a location where the Mach number is unity (at the throat) are called:

Answer 16

critical properties

Question 17

Gamma attenuation is affected by:

Answer 17

The photoelectric effect, pair production, and Compton scattering

Question 18

The amount of radiation shield’s dimensional geometry that reduces radiation to half of its original value is called the _____

Answer 18

half-value thickness

Question 19

The amount of radiation shield’s density that reduces radiation to half of its original value is called the ____

Answer 19

half-value mass

Question 20

Radiation exposure, the measure of gamma radiation at the surface of an object, is measured in:

Answer 20

roentegens

Question 21

Radiation exposure rate, the rate of gamma radiation at the surface of an object, is measured in

Answer 21

roentegens per second

Question 22

Exposure is a measure of ionization surrounding a person, but biological damage is dependent on the amount of energy ______

Answer 22

absorbed

Question 23

All of the following are practical applications of Einstein’s principle of special relativity except _____

Answer 23

space wrapping

Question 24

The postulate that no signal or energy can be transmitted with a speed greater than the speed of light is consistent with ____

Answer 24

Einstein’s Law

Question 25

The total energy of an electron in the same shell is defined by the

Answer 25

principal quantum number

Question 26

The direction of an electron’s angular momentum vector is defined by the

Answer 26

magnetic quantum number

Question 27

The electron’s spin angular momentum vector is defined by the

Answer 27

electron spin quantum number

Question 28

The magnitude of an electron’s angular momentum vector is defined by the

Answer 28

azimuthal quantum number

Question 29

The fact that each orbital of a set of equal-energy orbitals must be occupied with an electron before any orbitals has two electrons is specified by which of the following?

Answer 29

Hund rule

Question 30

The statement that no two electrons can have the same set of four quantum numbers is known as the

Answer 30

Pauli exclusion principle

Question 31

All of the following terms describe the radiation lines from transitions of electrons in an atom except

Answer 31

obtuse

Question 32

When electrons are not shared equally between two elements, and electrons spend more time with one element than other, the bonding is called:

Answer 32

polar covalent bonding

Question 33

When electrons are shared equally (e.g., when the atoms are the same as in diatomic gases), the bonding is called:

Answer 33

non-polar covalent bonding

Question 34

Einstein reasoned there was a discrete amount of energy needed to remove an electron from a surface, with the rest of the incident photon’s energy contributing to the kinetic energy of the photon., the amount of energy is called:

Answer 34

work function

Question 35

Which of the following is not a postulate of Bohr’s theory of the hydrogen atom?

Answer 35

Light waves exist simultaneously as high frequency electrical and magnetic waves