0 0 votes The cutoff frequency ( $\text{in GHz}$ ) for the dominant $\mathrm{TE}_{10}$ mode of an air-filled rectangular waveguide of inner dimension $0.28$ inch $\times 0.14$ inch is $\_\_\_\_$ . (rounded off to two decimal places). Waveguides gateec-2026 numerical-answers waveguides frequency-response + – gatecse 111 views answer comment Share Follow Add Sync Questions Print 0 reply Please log in or register to add a comment.