MCQ
In two separate experiments the neutral points due to two small magnets are at a distance of r and 2r in broad side-on position. The ratio of their magnetic moments will be
- A4 : 1
- B1 : 2
- C2 : 1
- ✓1 : 8
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${ }_{11}^{22} Na \rightarrow X + e ^{+}+v$


