11. In a magnetic field, the direction of motion of a current carrying conductor is given by
12. The force between charged particles is called as:
13. Moving electric charge produces :
14. Nuclear sizes are expressed in a unit named
15. Beta rays emitted by a radioactive material are
16. At the center of the sun, fusion converts hydrogen into
17. Gamma rays have greatest similarity with
18. Heavy water is used in nuclear reactor to
19. Radiocarbon is produced in the atmosphere as a result of
20. What are the particles emitted by radioactive element after 3 consecutive disintegration?
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