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RadPhysics 4

Total questions: 99

Worksheet time: 2hrs 41mins

Name
Class
Date
1.

The type of energy in x-rays, radio waves, microwaves & visible light.

a)

Magnetic Energy

b)

Electromagnetic Energy

c)

Electric Energy

d)

Quantum Energy

2.

Pick the Properties of Electromagnetic Energy

a)

Amplitude

b)

Wavelength

c)

Frequency

d)

Velocity

3.

An uninterrupted ordered sequence.

a)

Quantum Continuum

b)

Electric Continuum

c)

Energy Continuum

d)

Magnetic Continuum

4.

The smallest quantity of any type of electromagnetic energy.

a)

Amplitude

b)

Electron

c)

Quantum

d)

Photon

5.

It may be pictured as quantum.

Waveform: sinusoidal fashion

a)

Amplitude

b)

Velocity

c)

Quantum

d)

Photon

6.

A small bundle of energy.

a)

Amplitude

b)

Velocity

c)

Quantum

d)

Photon

7.

Speed of light

a)

Amplitude

b)

Velocity

c)

Quantum

d)

Photon

8.

Velocity

Constant SI Unit: __________ m/s

a)

3 x 108 m/s

b)

3 x 109 m/s

c)

2 x 108 m/s

d)

2 x 109 m/s

9.

The interactions among different energies, forces or masses.

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

10.

It governs the interaction of different masses.

a)

Sine Wave

b)

Gravitational Field

c)

Magnetic Field

d)

Electric Field

11.

It governs the interactions of electrostatic charge.

a)

Sine Wave

b)

Gravitational Field

c)

Magnetic Field

d)

Electric Field

12.

It governs the interaction of magnetic poles.

a)

Sine Wave

b)

Gravitational Field

c)

Magnetic Field

d)

Electric Field

13.

The variation in the movement of photons in electrical & magnetic fields.

a)

Sine Wave

b)

Gravitational Field

c)

Magnetic Field

d)

Electric Field

14.

Identical except for their amplitude.

a)

Sine Wave

b)

Gravitational Field

c)

Magnetic Field

d)

Electric Field

15.

The width of a waveform.

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

16.

It is not related to wavelength or frequency.

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

17.

____ ____ _____ of Electromagnetic Energy

It describes variations in electric & magnetic fields as photon travels with velocity.

(a)  

18.

The rate of rise & fall.

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

19.

It is equal to the number of crests or valleys that pass the point of an observer per unit time.

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

20.

It is inversely proportional to the wavelength.

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

21.

Distance from one crest to another.

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

22.

Distance from one valley to another.

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

23.

Distance from one point on the sine wave to the next corresponding point.

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

24.

Inversely proportional to the frequency.

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

25.

Unit: Lambda ( λ\lambda )

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

26.

SI Unit: Hertz (Hz)

a)

Frequency

b)

Amplitude

c)

Field

d)

Wavelength

27.

Pick the Three Wave Parameters

Need to describe electromagnetic energy

a)

Velocity

b)

Frequency

c)

Amplitude

d)

Wavelength

28.

Which is not a wave equation formula?

a)

f=cλf=\frac{c}{\lambda}

b)

c=fλc=\frac{f}{\lambda}

c)

λ=cf\lambda=\frac{c}{f}

d)

v=fλv=f\lambda

29.

These are used for both sound & electromagnetic energy.

a)

Wave Equation

b)

Electromagnetic Wave Equation

30.

For electromagnetic energy, frequency & wavelength are inversely proportional.

a)

Wave Equation

b)

Electromagnetic Wave Equation

31.

Which is the formula of Electromagnetic Wave Equation?

a)

f=cλf=\frac{c}{\lambda}

b)

c=fλc=f\lambda

c)

λ=cf\lambda=\frac{c}{f}

d)

v=fλv=f\lambda

32.

A continuum of electromagnetic energy.

a)

Electromagnetic Wave

b)

Electromagnetic Spectrum

c)

Measurement of the Electromagnetic Spectrum

d)

Magnetic Field Spectrum

33.

Which is not part of the Three Regions Important to Radiologic Science?

a)

Radiofrequency Region

b)

Ultrasound Region

c)

X-ray Region

d)

Visible light Region

34.

Viewing condition of a radiographic & fluoroscopic images are critical to diagnosis.

a)

Radiofrequency Region

b)

Others

c)

X-ray Region

d)

Visible light Region

35.

Fundamental to producing a high quality radiograph.

a)

Radiofrequency Region

b)

Others

c)

X-ray Region

d)

Visible light Region

36.

With the introduction of MRI, become more important in medical imaging.

a)

Radiofrequency Region

b)

Others

c)

X-ray Region

d)

Visible light Region

37.

UV light, infrared light, & microwave radiation.

a)

Radiofrequency Region

b)

Others

c)

X-ray Region

d)

Visible light Region

38.

The wave of moving molecules.

a)

Ultrasound

b)

X-ray

c)

Microwave

d)

Gamma Rays

39.

It requires matter

It cannot exist in vacuum

a)

Ultrasound

b)

X-ray

c)

Microwave

d)

Gamma Rays

40.

Measurement of the Electromagnetic Spectrum

Three Scales: _____ (eV), _______ (Hz), & _______ ( λ\lambda )

(a)  

41.

It occupies that smallest segment of electromagnetic spectrum.

a)

UV Light

b)

Visible Light

c)

Infrared

d)

Sunlight

42.

It is described in terms of wavelength.

Range: 400 nm (Violet) to 700 nm (Red)

a)

UV Light

b)

Visible Light

c)

Infrared

d)

Sunlight

43.

2 Invisible Light: infrared & UV light

a)

UV Light

b)

Visible Light

c)

Infrared

d)

Sunlight

44.

Longer λ\lambda than visible light

Shorter λ\lambda than microwaves

a)

UV Light

b)

Visible Light

c)

Infrared

d)

Sunlight

45.

It heats any substance on which it shines (radiant heat)

a)

UV Light

b)

Visible Light

c)

Infrared

d)

Sunlight

46.

It causes sunburn.

a)

UV Light

b)

Visible Light

c)

Infrared

d)

Sunlight

47.

Lies between visible light & ionizing radiation.

a)

UV Light

b)

Visible Light

c)

Infrared

d)

Sunlight

48.

The deviation of course that occurs when photos of visible traveling in straight lines pass from one transparent medium to another.

a)

Microwave

b)

Radiofrequency

c)

Ionizing Radiation

d)

Refraction

49.

Range: 0.3 kHz-300 GHz

Range in MRI: 1-100 mHz

a)

Microwave

b)

Radiofrequency

c)

Ionizing Radiation

d)

Refraction

50.

Low energy & long wavelength

a)

Microwave

b)

Radiofrequency

c)

Ionizing Radiation

d)

Refraction

51.

Very-short wavelength FR

a)

Microwave

b)

Radiofrequency

c)

Ionizing Radiation

d)

Refraction

52.

Higher than broadcast RF
Lower than infrared

a)

Microwave

b)

Radiofrequency

c)

Ionizing Radiation

d)

Refraction

53.

Higher energy & lower wavelength.

a)

Microwave

b)

Radiofrequency

c)

Ionizing Radiation

d)

Refraction

54.

Short burst of radiowaves. It can give energy to nuclide.

a)

X-rays

b)

RF

c)

Gamma Rays

d)

Ultrasound

55.

It is emitted from the electron cloud.

a)

X-rays

b)

RF

c)

Gamma Rays

d)

Ultrasound

56.

It is produced in diagnostic imaging system.

a)

X-rays

b)

RF

c)

Gamma Rays

d)

Ultrasound

57.

It comes from inside the nucleus of radioactive atom.

a)

X-rays

b)

RF

c)

Gamma Rays

d)

Ultrasound

58.

It is emitted spontaneously from radioactive material.

a)

X-rays

b)

RF

c)

Gamma Rays

d)

Ultrasound

59.

Because of unstable nucleus.

a)

X-rays

b)

RF

c)

Gamma Rays

d)

Ultrasound

60.

Which is not included in the Electromagnetic Relationship Triangle?

a)

E=hfE=hf

b)

c=fλc=f\lambda

c)

E=chλE=\frac{ch}{\lambda}

d)

c=fλc=\frac{f}{\lambda}

61.

They behave more like waves.

a)

Visible Light Photons

b)

X-ray Photons

62.

They behave more like particles.

a)

Visible Light Photons

b)

X-ray Photons

63.

The principle that states that both wave & particle concepts must be retained, because wave-like properties are exhibited in some experiments & particle-like properties are exhibited in others.

a)

Wave Model: Visible Light

b)

Wave Particle Duality

c)

Wave Phenomenon

d)

Electromagnetic Energy Attenuation

64.

All radiation with λ\lambda longer than x-rays.

a)

Wave Model: Visible Light

b)

Wave Particle Duality

c)

Wave Phenomenon

d)

Electromagnetic Energy Attenuation

65.

Sense by human eye

Short wavelength (violet) to long wavelength (red)

a)

Wave Model: Visible Light

b)

Wave Particle Duality

c)

Wave Phenomenon

d)

Electromagnetic Energy Attenuation

66.

The difference in wavelength is proportional to the energy introduced into the system.

a)

Wave Model: Visible Light

b)

Wave Particle Duality

c)

Wave Phenomenon

d)

Electromagnetic Energy Attenuation

67.

The reduction in intensity that results from scattering & absorption.

a)

Wave Model: Visible Light

b)

Wave Particle Duality

c)

Wave Phenomenon

d)

Electromagnetic Energy Attenuation

68.

They are measured in meters.

a)

Microwave

b)

UV Light

c)

Radio & TV Waves

d)

X-rays

e)

Visible Light

69.

They interact with antennas.

a)

Microwave

b)

UV Light

c)

Radio & TV Waves

d)

X-rays

e)

Visible Light

70.

It is measured in centimeter.

a)

Microwave

b)

UV Light

c)

Radio & TV Waves

d)

X-rays

e)

Visible Light

71.

It interacts with hotdogs & hamburgers.

a)

Microwave

b)

UV Light

c)

Radio & TV Waves

d)

X-rays

e)

Visible Light

72.

It is measured in nanometer.

a)

Microwave

b)

UV Light

c)

Radio & TV Waves

d)

X-rays

e)

Visible Light

73.

It interacts with rods & cones of the eye.

a)

Microwave

b)

UV Light

c)

Radio & TV Waves

d)

X-rays

e)

Visible Light

74.

It interacts with molecules.

a)

Microwave

b)

UV Light

c)

Radio & TV Waves

d)

X-rays

e)

Visible Light

75.

It interacts with electrons.

a)

Microwave

b)

UV Light

c)

Radio & TV Waves

d)

X-rays

e)

Visible Light

76.

Interaction Between Light & Absorbing Material

: not at all (transmission)

e.g. window glass

a)

Transparency

b)

Translucency

c)

Opacity

77.

Interaction Between Light & Absorbing Material

: partially (attenuation)

e.g. frosted glass

a)

Transparency

b)

Translucency

c)

Opacity

78.

Interaction Between Light & Absorbing Material

: completely (absorption)

e.g. black glass

a)

Transparency

b)

Translucency

c)

Opacity

79.

The structures that absorbs x-rays

e.g. bones

a)

Radiopaque

b)

Radiolucent

80.

The structures that transmit x-rays

e.g. lung tissue

a)

Radiopaque

b)

Radiolucent

81.

White

a)

Radiopaque

b)

Radiolucent

82.

Black

a)

Radiopaque

b)

Radiolucent

83.

It states that the intensity of radiation at a location is inversely proportional to the square of distance from the source of radiation.

a)

Planck's Quantum Theory

b)

Inverse Square Law

c)

Law of Conservation of Matter

d)

Law of Conservation of Energy

84.

X-rays are created with the speed of light (c).

a)

Planck's Quantum Theory

b)

Inverse Square Law

c)

Law of Conservation of Matter

d)

Law of Conservation of Energy

85.

X-rays exist with velocity or they do not exist at all.

a)

Planck's Quantum Theory

b)

Inverse Square Law

c)

Law of Conservation of Matter

d)

Law of Conservation of Energy

86.

It states that matter can be neither created nor destroyed.

a)

Planck's Quantum Theory

b)

Inverse Square Law

c)

Law of Conservation of Matter

d)

Law of Conservation of Energy

87.

It states that energy may be transformed from one form to another but cannot be created or destroyed.

a)

Planck's Quantum Theory

b)

Inverse Square Law

c)

Law of Conservation of Matter

d)

Law of Conservation of Energy

88.

Total amount of energy is constant.

a)

Planck's Quantum Theory

b)

Inverse Square Law

c)

Law of Conservation of Matter

d)

Law of Conservation of Energy

89.

Formula of Inverse Square Law

a)

I1I2=D1D2\frac{I_1}{I_2}=\frac{D_1}{D_2}

b)

I1I2=D2D1\frac{I_1}{I_2}=\frac{D_2}{D_1}

c)

I1I2=(D2D1)2\frac{I_1}{I_2}=\left(\frac{D_2}{D_1}\right)^2

d)

I1I2=(D1D2)2\frac{I_1}{I_2}=\left(\frac{D_1}{D_2}\right)^2

90.

Source of ______________ ________

Line Source: inverse square law does not hold at distance closes to the source.

(a)  

91.

X-rays are identified by their energy (eV).

a)

Particle Model: Quantum Theory

b)

Sine Wave Model

c)

Wave Model

92.

All electromagnetic radiation can be visualized as two perpendicular sine waves (electric & magnetic fields) that travel in a straight line at a speed of light.

a)

Particle Model: Quantum Theory

b)

Sine Wave Model

c)

Wave Model

93.

He synthesized our understanding of electromagnetic radiation.

a)

James Clerk Maxwell

b)

Max Planck

94.

1918: He received the Nobel Prize

a)

James Clerk Maxwell

b)

Max Planck

95.

He showed that visible light has both electric & magnetic properties.

a)

James Clerk Maxwell (Late 19th Century)

b)

Max Planck

96.

Planck's Constant symbol

a)

c

b)

h

c)

f

d)

p

97.

Pick all the correct Planck's Constant

a)

6.63 x 10-34 Js

b)

6.63 x 10-15 Js

c)

4.15 x 10-34 Evs

d)

4.15 x 10-15 Evs

98.

Planck's Quantum formula

a)

E=h/f

b)

E=hf

c)

E=f/h

d)

E=(hf)2

99.

Which are included in Planck's Quantum Equivalent Equation?

a)

f=Ehf=Eh

b)

f=Ehf=\frac{E}{h}

c)

E=hcλE=\frac{hc}{\lambda}

d)

E=hλcE=\frac{h\lambda}{c}