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प्रश्न
Artificial radioactivity was discovered by ______.
पर्याय
Bequerel
Irene Curie
Roentgen
Neils Bohr
MCQ
रिकाम्या जागा भरा
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उत्तर
Artificial radioactivity was discovered by Irene Curie.
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Types of Radioactivity
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संबंधित प्रश्न
In which of the following, no change in mass number of the daughter nuclei takes place
- α decay
- β decay
- γ decay
- neutron decay
Gamma radiations are dangerous because
________ aprons are used to protect us from gamma radiations.
Abbreviation of ICRP______.
_______ 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
