Advertisements
Advertisements
Question
Artificial radioactivity was discovered by ______.
Options
Bequerel
Irene Curie
Roentgen
Neils Bohr
Advertisements
Solution
Artificial radioactivity was discovered by Irene Curie.
APPEARS IN
RELATED QUESTIONS
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
If the radiation exposure is 100 R, it may cause ______.
A cobalt specimen emits induced radiation of 75.6 millicurie per second. Convert this disintegration in to becquerel (one curie = 3.7 × 1010 Bq)
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.
Who discovered natural radioactivity?
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?
