Radiation Physics Part I Chapter 2 Exam
Questions and Answers 100% Pass
Which of the following describes ionization?
(a) atoms without a nucleus
(b) atom that loses an electron
(c) atom with equal numbers of protons & electrons
(d) none of the above - ✔✔(b) atom that loses an electron
Which term describes the process by which unstable atom undergo
spontaneous disintegration in an effort to attain a more balanced nuclear
state?
(a) radiation
(b) radioactivity
(c) ionization
1
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,(d) ionizing radiation - ✔✔(b) radioactivity
Which of the following is not a type of particulate radiation?
(a) alpha particles
(b) beta particles
(c) protons
(d) nucleons - ✔✔(d) nucleons
(its Neutrons not nucleons)
Which of the following is not a type of electromagnetic radiation?
(a) electrons
(b) radar wave
(c) microwaves
(d) x-rays - ✔✔(a) electrons
(electromagnetic radiation move through space w/wave like motions)
2
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,which of the following statements is incorrect?
(a) velocity is the speed of a wave
(b) wavelength is the distance between waves
(c) frequency is the number of wavelengths that pass a given point in a
certain amour of time
(d) frequency & wavelength are inversely related - ✔✔(b) wavelength is the
distance between waves
which of the following statements is incorrect?
(a) x-rays travel at the speed of sound
(b) x-rays have no change
(c) x-rays cannot be focused to a point
(d) x-rays cause ionization - ✔✔(a) x-rays travel at the speed of sound
(travel at the speed of light not sound)
Which of the following statement is correct?
3
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, (a) x-rays are a form of electromagnetic radiation; visible light is not.
(b) x-rays have more energy than does visible light.
(c) x-rays have a longer wavelength than does visible light.
(d) x-rays travel more slowly than does visible light. - ✔✔(b) x-rays have
more energy than does visible light.
Which of the following regulates the flow of electrical current to the
filament of the x-ray tube?
(a) high-voltage circuit
(b) low-voltage circuit
(c) high-voltage transformer
(d) low-voltage transformer - ✔✔(b) low-voltage circuit
(Filament=low-voltage circuit)
4
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Questions and Answers 100% Pass
Which of the following describes ionization?
(a) atoms without a nucleus
(b) atom that loses an electron
(c) atom with equal numbers of protons & electrons
(d) none of the above - ✔✔(b) atom that loses an electron
Which term describes the process by which unstable atom undergo
spontaneous disintegration in an effort to attain a more balanced nuclear
state?
(a) radiation
(b) radioactivity
(c) ionization
1
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,(d) ionizing radiation - ✔✔(b) radioactivity
Which of the following is not a type of particulate radiation?
(a) alpha particles
(b) beta particles
(c) protons
(d) nucleons - ✔✔(d) nucleons
(its Neutrons not nucleons)
Which of the following is not a type of electromagnetic radiation?
(a) electrons
(b) radar wave
(c) microwaves
(d) x-rays - ✔✔(a) electrons
(electromagnetic radiation move through space w/wave like motions)
2
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,which of the following statements is incorrect?
(a) velocity is the speed of a wave
(b) wavelength is the distance between waves
(c) frequency is the number of wavelengths that pass a given point in a
certain amour of time
(d) frequency & wavelength are inversely related - ✔✔(b) wavelength is the
distance between waves
which of the following statements is incorrect?
(a) x-rays travel at the speed of sound
(b) x-rays have no change
(c) x-rays cannot be focused to a point
(d) x-rays cause ionization - ✔✔(a) x-rays travel at the speed of sound
(travel at the speed of light not sound)
Which of the following statement is correct?
3
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, (a) x-rays are a form of electromagnetic radiation; visible light is not.
(b) x-rays have more energy than does visible light.
(c) x-rays have a longer wavelength than does visible light.
(d) x-rays travel more slowly than does visible light. - ✔✔(b) x-rays have
more energy than does visible light.
Which of the following regulates the flow of electrical current to the
filament of the x-ray tube?
(a) high-voltage circuit
(b) low-voltage circuit
(c) high-voltage transformer
(d) low-voltage transformer - ✔✔(b) low-voltage circuit
(Filament=low-voltage circuit)
4
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