MCQOPTIONS
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| 1. |
Bessel’s differential equation for a circular waveguide is: |
| A. | ρ2(d2R/ dρ2) + ρ(dR/dρ) + (ρ2kC2– n2) R=0 |
| B. | n2(d2R/ dρ2) + n(dR/dρ) + (ρ2kC2– n2) R=0 |
| C. | d2R/ dρ2 + dR/dρ + (ρ2kC2– n2) R=0 |
| D. | None of the mentioned |
| Answer» B. n2(d2R/ dρ2) + n(dR/dρ) + (ρ2kC2– n2) R=0 | |