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प्रश्न
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?
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उत्तर
X – rays have a destructive effect on living tissue. When the human body is exposed to X – rays, it causes redness of the skin, sores, and serious injuries to the tissues and glands. They destroy the white corpuscles of the blood. If you don’t wear lead aprons these kinds of diseases formed in your body. In my suggestion, you must wear lead aprons.
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संबंधित प्रश्न
Man-made radioactivity is also known as _______.
In which of the following, no change in mass number of the daughter nuclei takes place
- α decay
- β decay
- γ decay
- neutron decay
Positron is an ________.
Abbreviation of ICRP______.
_______ is used to measure exposure rate of radiation in humans.
Match: III
| a. | Soddy Fajan | Natural radioactivity |
| b. | Irene Curie | Displacement law |
| c. | Henry Bequerel | Mass energy equivalence |
| d. | Albert Einstein | Artificial Radioactivity |
A cobalt specimen emits induced radiation of 75.6 millicurie per second. Convert this disintegration in to becquerel (one curie = 3.7 × 1010 Bq)
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.
Cell phone towers should be placed far away from the residential area – why?
