MCQ
$\left(\mu_0 \in_0\right)^{-1 / 2}$का मान है
- A$3 \times 10^8$ सेमी/सेकेण्ड
- ✓$3 \times 10^{10}$ सेमी/सेकेण्ड
- C$3 \times 10^{9}$ सेमी/सेकेण्ड
- D$3 \times 10^{8}$ किमी/सेकेण्ड
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