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प्रश्न
Where in the industrial field is radioactivity used?
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उत्तर
- It is used as a fuel in nuclear reactors to generate power.
- It is used in controlling the thickness of paper, plastic, and metal sheets during their manufacturing.
- Luminescent paint and radioluminescence: It is used in the manufacturing of luminescent paints and objects which show radioluminance. For example, substances such as radium, promethium, etc. are used to make objects which glow in the dark like the hands of the clock. Similarly, krypton-85 is used in high-intensity discharge lamps.
- Use in Ceramic articles: Radioactive substances are used in ceramics, utensils, plates, etc. to obtain luminous colours.
- Radiography: Gamma rays from isotopes like cobalt-60, and iridium-192 are used in the radiography camera to detect the Internal cracks and voids in cast iron articles and iron solder. This technique is applied to detect flaws in metalwork.
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संबंधित प्रश्न
Write the uses of Ceramic.
Write the uses of Radioactive substances.
What are radio isotopes?
Which of the following is the radio isotope in pair?
\[\ce {^12_6 C , ^14_6 C}\]
Give reason for your answer.
Which of the following is the radio isotope in pair?
\[\ce {^30_15 P , ^32_15 P}\]
Give reason for your answer.
State the medical use of radioactivity.
_______ isotope is used for the treatment of cancer.
Increasing crops : Radio phosphorous, Effective functioning of heart : _____
Write any two elements which are used for inducing radioactivity?
What is the amount of radiation that may cause the death of a person when exposed to it?
Write any three features of natural and artificial radioactivity.
State Soddy and Fajan’s displacement law.
Give any two uses of radio isotopes in the field of agriculture?
Give one example of a radio isotope.
State one use of radio isotopes.
