Rad135 Ch2 Radiation Concepts Question Preview (ID: 55284)
This Content Covers Chapter 2 (Radiation Concepts) From The Text To Help You Prepare For The Midterm Exam In Rad135.
TEACHERS: click here for quick copy question ID numbers.
What is the term for the quantity of matter contained in an object?
a) weight
b) matter
c) space
d) mass
What is the smallest subdivision of an element that still retains the characteristics of that element?
a) atom
b) proton
c) neutron
d) molecule
What is the process of adding or removing an electron from an atom?
a) atomization
b) ionization
c) fusion
d) electrification
What is considered to be the energy of motion?
a) potential energy
b) kinetic energy
c) nuclear energy
d) chemical energy
What is the result of the movement of electrons in a conductor?
a) electrical energy
b) chemical energy
c) mechanical energy
d) nuclear energy
What is the outcome of Einstein's work?
a) string theory
b) law of conservation
c) wave theory
d) particle theory
What is the relationship between subatomic particles in a neutral (stable) atom?
a) The number of protons and neutrons is equal
b) The number of protons and electrons is equal
c) The number of nucleons and electrons is equal
d) The mass of protons and electrons is equal
How are frequency and wavelength related?
a) As frequency increases, wavelength increases
b) They are directly related
c) As one increases, the other decreases
d) They have no effect on eachother
What is the velocity of a 72 keV photon?
a) 3 x 10^8 m/sec
b) 3 x 10^6 km/sec
c) 72,000 m/s
d) none of the above
What is the wavelength of an x-ray with a frequency of 1.72 x 10^17 Hz?
a) 5.73 x 109m
b) 1.74 nm
c) 5.73 nm
d) none of the above
A term used for both protons and neutrons is:
a) atomic number
b) nucleons
c) quarks
d) atoms
What is the unit of measure for x-ray quantity (exposure)?
a) radiation absorbed dose (rad)
b) Roentgen (R)
c) radiation equivalent man (rem)
d) gray
According to the octet rule, ____.
a) only eight energy levels can have electrons
b) the outermost electron shell of an atom can hold 2n^3 electrons
c) the outermost electron shell of an atom can hold a maximum of eight electrons
d) an atom with eight electrons always has a negative charge
Aluminum has an atomic number of 13. How many protons does it have?
a) 13
b) 26
c) depends on how many electrons are present
d) none of the above
What is the orbital shell that is closest to the nucleus?
a) A shell
b) E shell
c) K shell
d) O shell
A moving object has ____ energy.
a) electrostatic
b) kinetic
c) potential
d) electromotive
All of the following are energy forms except:
a) thermal
b) electrical
c) audio
d) nuclear
An atom in a stable state has an electrical charge of:
a) plus eight
b) negative
c) positive
d) neutral
Almost all of the kinetic energy of the incident electrons is converted to: ____.
a) light
b) heat
c) x-ray photons
d) kinetic energy
Which of the following happens to the amount of electrons that are able to cross the tube when the mA doubles?
a) cut in half
b) doubles
c) quadruples due to the inverse square law
d) depends on the kV
Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 55284 in the upper right hand corner or click here.
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 55284 in the upper right hand corner or click here.
TEACHERS / EDUCATORS
Log In | Sign Up / Register
Log In | Sign Up / Register