Question: The power gain G by a parabolic microwave dish varies directly as the square of the diameter d of the opening and inversely as the

The power gain G by a parabolic microwave dish varies directly as the square of the diameter d of the opening and inversely as the square of the wavelength λ of the wave carrier. Find the equation relating G, d, and λ if G = 5.5 ×104 for d = 2.9 m and λ = 3.0 cm.

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