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प्रश्न
Gamma radiations are dangerous because
विकल्प
it affects eyes & bones
it affects tissues
it produces genetic disorder
it produces enormous amount of heat
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उत्तर
It produces a genetic disorder
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संबंधित प्रश्न
Man-made radioactivity is also known as _______.
________ aprons are used to protect us from gamma radiations.
Positron is an ________.
_______ is used to measure exposure rate of radiation in humans.
Use the analogy to fill in the blank
Spontaneous process: Natural Radioactivity, Induced process: _______.
Mark the correct choice as
- Assertion: In a β - decay, the neutron number decreases by one.
- Reason: In β - decay atomic number increases by one.
Give the SI unit of radioactivity.
Which material protects us from radiation?
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?
Cell phone towers should be placed far away from the residential area – why?
