Day 75: MH HSC Class 12 Physics

1. A.
   $\sqrt{\dfrac{2}{\pi nd}}$
2. B.
   $\dfrac{1}{2\pi nd^{2}}$
3. C.
   $\dfrac{1}{\sqrt{2}\,\pi nd^{2}}$
4. D.
   $\dfrac{1}{\sqrt{2}\,\pi nd}$

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1. A.
   $2\pi$ rad
2. B.
   $\frac{\pi}{2}$ rad
3. C.
   $\pi$ rad
4. D.
   $\frac{\pi}{4}$ rad

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