Question
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(a) What is meant by mass defect?
(b) What conclusion is drawn from Rutherford's scattering experiment of -particles?
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(a) When a nucleus is formed from its constituent nucleons, the mass of the nucleus is found to be less that the total mass of the nucleons. The difference in mass is called mass defect.
(b) The positive charge of the atom is concentrated in a small central core called the nucleus.
The space around the nucleus is almost empty.
(b) The positive charge of the atom is concentrated in a small central core called the nucleus.
The space around the nucleus is almost empty.
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Question Text | (a) What is meant by mass defect? (b) What conclusion is drawn from Rutherford's scattering experiment of -particles? |
Topic | Nuclei |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 |
Upvotes | 73 |