EASY
NDA & NA EE
IMPORTANT
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How much energy will approximately be released, if all the atoms of 1 kg of deuterium could undergo fusion? Assume in the fusion of deuterium, 0.1% mass is converted into energy.

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Important Questions on Nucleus and Radioactivity

EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 13 - Nucleus and Radioactivity>Practice Exercise>Q 33
Molecular weight of heavy water used as a moderator in nuclear reactor is
EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 13 - Nucleus and Radioactivity>Practice Exercise>Q 34
A nuclear reactor is a device to produce nuclear energy with the help of
EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 13 - Nucleus and Radioactivity>Practice Exercise>Q 35
The main source of energy of the sun is
EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 13 - Nucleus and Radioactivity>Practice Exercise>Q 36
Which one of the following isotopes is used to predict the age of archaeological findings?
EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 13 - Nucleus and Radioactivity>Practice Exercise>Q 37
An atom of carbon has 6 protons. Its mass number is 12. How many neutrons are present in an atom of carbon?
EASY
NDA & NA EE
IMPORTANT
Pathfinder NDA / NA National Defence Academy and Naval Academy Entrance Examination Physics>Chapter 13 - Nucleus and Radioactivity>Practice Exercise>Q 38
Which one of the following is not a form of stored energy?