MCQOPTIONS
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| 1. |
Relation between gradient of refractive index with height and dielectric constant gradient is ____________ |
| A. | \(\frac{dϵ_r}{dH}=2n \frac{dn}{dH}\) |
| B. | \(\frac{dϵ_r}{dH}=n \frac{dn}{dH}\) |
| C. | \(\frac{dϵ_r}{dH}=2n/\frac{dn}{dH}\) |
| D. | \(\frac{dϵ_r}{dH}=-2n \frac{dn}{dH}\) |
| Answer» B. \(\frac{dϵ_r}{dH}=n \frac{dn}{dH}\) | |