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Questions and Answers
What is the process called when a nucleus gives up radiation to become stable?
What is the process called when a nucleus gives up radiation to become stable?
- Nuclear fusion
- Isotopic transformation
- Radioactive decay (correct)
- Nuclear fission
What is the rate at which unstable nuclei decay called?
What is the rate at which unstable nuclei decay called?
- Intensity
- Radiation rate
- Activity (correct)
- Decay speed
What instrument is used to measure the activity of a radioactive source?
What instrument is used to measure the activity of a radioactive source?
- Radiation spectrometer
- Decay counter
- Alpha particle detector
- Geiger Mullah tube (correct)
Which type of radiation consists of two protons and two neutrons?
Which type of radiation consists of two protons and two neutrons?
What is the count rate in the context of radioactive decay?
What is the count rate in the context of radioactive decay?
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Study Notes
Radioactive Decay
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The process of a nucleus giving up radiation to become stable is called radioactive decay.
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The rate at which unstable nuclei decay is called half-life.
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A Geiger-Muller tube is used to measure the activity of a radioactive source.
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Alpha radiation consists of two protons and two neutrons.
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The count rate in radioactive decay refers to the number of radioactive decays detected per unit time.
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