Question 1

Different electromagnetic radiations are put in order by the

Accepted Answer

A) electromagnetic table 
B) electromagnetic spectrum 
C) electromagnetic chart 
D) electromagnetic list 
A) electromagnetic table 
B) electromagnetic spectrum 
C) electromagnetic chart 
D) electromagnetic list

Question 2

Radioactive elements

Accepted Answer

A) have excess energy in their nuclei 
B) emit particles and energy 
C) are trying to become stable elements 
D) all of the above 
A) have excess energy in their nuclei 
B) emit particles and energy 
C) are trying to become stable elements 
D) all of the above

Question 3

Gamma rays are produced

Accepted Answer

A) from unstable atoms 
B) using fast-moving electrons 
C) using fast-moving atoms 
D) using fast-moving metals 
A) from unstable atoms 
B) using fast-moving electrons 
C) using fast-moving atoms 
D) using fast-moving metals

Question 4

Which of the following is not part of the electromagnetic spectrum?

Accepted Answer

A) Visible light. 
B) Microwaves. 
C) Sound. 
D) Gamma rays. 
A) Visible light. 
B) Microwaves. 
C) Sound. 
D) Gamma rays.

Question 5

In the formula E = hf,f represents

Accepted Answer

A) Planck's constant 
B) frequency 
C) energy 
D) electricity 
A) Planck's constant 
B) frequency 
C) energy 
D) electricity

Question 6

Wavelength is generally measured in

Accepted Answer

A) hertz 
B) feet 
C) centimeters 
D) meters 
A) hertz 
B) feet 
C) centimeters 
D) meters

Question 7

Half-life is defined as

Accepted Answer

A) half the time it takes for all of the remaining atoms in an amount of a radioactive element to decay 
B) half the time it takes for half the remaining atoms in an amount of a radioactive element to decay 
C) the time it takes for half the remaining atoms in an amount of a radioactive element to decay 
D) none of the above 
A) half the time it takes for all of the remaining atoms in an amount of a radioactive element to decay 
B) half the time it takes for half the remaining atoms in an amount of a radioactive element to decay 
C) the time it takes for half the remaining atoms in an amount of a radioactive element to decay 
D) none of the above

Question 8

X-rays are produced

Accepted Answer

A) from unstable atoms 
B) using fast-moving electrons 
C) using fast-moving atoms 
D) using fast-moving metals 
A) from unstable atoms 
B) using fast-moving electrons 
C) using fast-moving atoms 
D) using fast-moving metals

Question 9

An object we see as white is _______________ all of the wavelengths of visible light.

Accepted Answer

A) absorbing 
B) diffusing 
C) reflecting 
D) changing 
A) absorbing 
B) diffusing 
C) reflecting 
D) changing

Question 10

When considering the wave properties of electromagnetic radiation,the maximum height of a wave is

Accepted Answer

A) wavelength 
B) amplitude 
C) frequency 
D) velocity 
A) wavelength 
B) amplitude 
C) frequency 
D) velocity

Question 11

When compared with a beta particle,the alpha particle is

Accepted Answer

A) much smaller 
B) much larger 
C) more penetrating 
D) none of the above 
A) much smaller 
B) much larger 
C) more penetrating 
D) none of the above

Question 12

The formula E = hf demonstrates that

Accepted Answer

A) as frequency increases,energy decreases 
B) as frequency increases,energy increases 
C) as energy increases,heat decreases 
D) as energy increases,heat increases 
A) as frequency increases,energy decreases 
B) as frequency increases,energy increases 
C) as energy increases,heat decreases 
D) as energy increases,heat increases

Question 13

The process of removing an electron from an atom is

Accepted Answer

A) annihilation 
B) atomization 
C) ionization 
D) none of the above 
A) annihilation 
B) atomization 
C) ionization 
D) none of the above

Question 14

The electromagnetic radiation used in tanning beds is

Accepted Answer

A) visible light 
B) infrared light 
C) microwaves 
D) ultraviolet light 
A) visible light 
B) infrared light 
C) microwaves 
D) ultraviolet light

Question 15

Electromagnetic radiation has properties of a wave and a particle.

Accepted Answer

A) True 
 B)False

Question 16

Electromagnetic theory was developed in the late 1800s by

Accepted Answer

A) Bohr 
B) Rutherford 
C) Maxwell 
D) Planck 
A) Bohr 
B) Rutherford 
C) Maxwell 
D) Planck

Question 17

What is the frequency of electromagnetic radiation if the wavelength is 1 × 10⁻⁴ m?

Accepted Answer

A) 3 × 10-¹² Hz. 
B) 3 × 10-⁴ Hz. 
C) 3 × 10⁴ Hz. 
D) 3 × 10¹² Hz. 
A) 3 × 10-¹² Hz. 
B) 3 × 10-⁴ Hz. 
C) 3 × 10⁴ Hz. 
D) 3 × 10¹² Hz.

Question 18

As the wave's frequency increases,the wavelength

Accepted Answer

A) stays the same 
B) increases 
C) decreases 
D) it depends on the type of electromagnetic radiation 
A) stays the same 
B) increases 
C) decreases 
D) it depends on the type of electromagnetic radiation

Different electromagnetic radiations are put in order by the

Radioactive elements

Gamma rays are produced

Which of the following is not part of the electromagnetic spectrum?

In the formula E = hf,f represents

Wavelength is generally measured in

Half-life is defined as

X-rays are produced

An object we see as white is _______________ all of the wavelengths of visible light.

When considering the wave properties of electromagnetic radiation,the maximum height of a wave is

When compared with a beta particle,the alpha particle is

The formula E = hf demonstrates that

The process of removing an electron from an atom is

The electromagnetic radiation used in tanning beds is

Electromagnetic radiation has properties of a wave and a particle.

Electromagnetic theory was developed in the late 1800s by

What is the frequency of electromagnetic radiation if the wavelength is 1 × 10⁻⁴ m?

As the wave's frequency increases,the wavelength

Introduction to the Imaging Sciences

Structure of the Atom

The X-Ray Circuit

The X-Ray Tube

X-Ray Production

X-Ray Interactions With Matter

Image Production

Image Quality and Characteristics

Radiographic Exposure Technique

Scatter Control

Image Receptors

Exposure Technique Selection

Image Intensified Fluoroscopy

Additional Equipment

Computed Tomography

Filters

Exam 3: Electromagnetic and Particulate Radiation

Different electromagnetic radiations are put in order by the

Radioactive elements

Gamma rays are produced

Which of the following is not part of the electromagnetic spectrum?

In the formula E = hf,f represents

Wavelength is generally measured in

Half-life is defined as

X-rays are produced

An object we see as white is _______________ all of the wavelengths of visible light.

When considering the wave properties of electromagnetic radiation,the maximum height of a wave is

When compared with a beta particle,the alpha particle is

The formula E = hf demonstrates that

The process of removing an electron from an atom is

The electromagnetic radiation used in tanning beds is

Electromagnetic radiation has properties of a wave and a particle.

Electromagnetic theory was developed in the late 1800s by

What is the frequency of electromagnetic radiation if the wavelength is 1 × 10⁻⁴ m?

As the wave's frequency increases,the wavelength

Introduction to the Imaging Sciences

Structure of the Atom

The X-Ray Circuit

The X-Ray Tube

X-Ray Production

X-Ray Interactions With Matter

Image Production

Image Quality and Characteristics

Radiographic Exposure Technique

Scatter Control

Image Receptors

Exposure Technique Selection

Image Intensified Fluoroscopy

Additional Equipment

Computed Tomography

Filters