- 1 only
- 2 only
- Both 1 and 2
- Neither 1 nor 2
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Option 2 : 2 only
- Total magnetic moment is the sum of the moments of all the magnetic dipoles and the atomic magnetic moments due to orbital motion of electrons.
- Total magnetic moment depends on the number of magnetic dipoles per unit volume, the instant electric current and the area of the current loop.
- Saturation magnetization is the magnetic moment per unit volume of the specimen.
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Related Questions
A database of research articles in a journal uses the following schema.
(VOLUME, NUMBER, STARTPAGE, ENDPAGE, TITLE, YEAR, PRICE)
The primary key is (VOLUME, NUMBER, STARTPAGE, ENDPAGE) and the following functional dependencies exist in the schema.
(VOLUME, NUMBER, STARTPAGE, ENDPAGE) → TITLE
(VOLUME, NUMBER) → YEAR
(VOLUME, NUMBER, STARTPAGE, ENDPAGE) → PRICE
The database is redesigned to use the following schemas.
(VOLUME, NUMBER, STARTPAGE, ENDPAGE, TITLE, PRICE)
(VOLUME, NUMBER, YEAR)
Which is the weakest normal form that the new database satisfies, but the old one does not ?
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