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Radioactivity
Uses & Dangers of Radioactive Radiations
The chapter Radioactivity is explained in this session.
The following concepts are explained:
♦ Types of Radiations
♦ Deflection of Radiations by an Electric Field♦ Deflection of Radiations by a Magnetic Field♦ Detection of Radioactivity by GM tube♦ Detection of Radioactivity by Cloud Chamber♦ Background Radiation♦ Emission of Alpha, Beta & Gamma rays♦ Decay Equations♦ Half-life of a radioactive element♦ Decay Curve♦ Finding half-life from Decay Curve of a radioactive element♦ Examples involving Count Rates & Half-life♦ Uses of Radioactive Materials♦ Safety Precautions♦ Past Exam Questions discussedThe exercise file section contains notes and homework -
Session 37: Radioactivity
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Radioactivity
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Types of Radiations 10 mins
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Types of Radiations
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Deflection of Radiations 4 mins
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Deflection of Radiations
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Detection of Radioactivity by GM tube 5 mins
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Detection of Radioactivity by GM tube
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Detection of Radioactivity by Cloud Chamber 5 mins
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Detection of Radioactivity by Cloud Chamber
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Background Radiation 3 mins
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Background Radiation
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Emission of Radiations 9 mins
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Emission of Radiations
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Half-life of a radioactive element 5 mins
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Half-life of a radioactive element
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Examples 7 mins
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Examples
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Uses of Radioactive Materials 9 mins
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Uses of Radioactive Materials
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Safety Precautions 4 mins
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Safety Precautions
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Example 1 - Past Exam Question 6 mins
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Example 1 - Past Exam Question
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Example 2 - Past Exam Question 6 mins
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Example 2 - Past Exam Question
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Types of Radiations 10 mins
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Radioactivity
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Excercise Files
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