1.

Expression for propagation constant β of a strip line is:$

A. ω(√µ∈∈<sub>r</sub>)
B. ω(√µₒ/√∈<sub>r</sub>)
C. ω/(√µₒ∈ₒ∈<sub>r</sub>)
D. c/(√µₒ∈ₒ∈<sub>r</sub>)
Answer» B. ‚âà√¨‚àö¬¢(‚Äö√Ñ√∂‚àö‚Ć‚àö‚àǬ¨¬®¬¨¬µ‚Äö√Ñ√∂‚àö√°‚àö‚â†/‚Äö√Ñ√∂‚àö‚Ć‚àö‚àÇ‚Äö√Ñ√∂‚àö‚Ć‚àö‚Ć<sub>r</sub>)


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