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प्रश्न
Use the analogy to fill in the blank
Spontaneous process: Natural Radioactivity, Induced process: _______.
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उत्तर
Spontaneous process : Natural Radioactivity, Induced process : Artificial radioactivity
(or) Man – made activity.
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संबंधित प्रश्न
Man-made radioactivity is also known as _______.
Artificial radioactivity was discovered by ______.
_______ is used to measure exposure rate of radiation in humans.
The radio isotope of ________ helps to increase the productivity of crops.
If the radiation exposure is 100 R, it may cause ______.
Match: III
| a. | Soddy Fajan | Natural radioactivity |
| b. | Irene Curie | Displacement law |
| c. | Henry Bequerel | Mass energy equivalence |
| d. | Albert Einstein | Artificial Radioactivity |
Who discovered natural radioactivity?
If A is a radioactive element which emits an α - particle and produces 104Rf 259. Write the atomic number and mass number of the element A
Give the SI unit of radioactivity.
Mr. Ramu is working as an X-ray technician in a hospital. But, he does not wear the lead aprons. What suggestion will you give to Mr. Ramu?
