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Questions and Answers
True or false: The first null beamwidth (FNBW) for an antenna with the normalized radiation intensity represented by $U(\theta) = \cos^2(\theta) \cos^2(3\theta)$ is 45 degrees.
True or false: The first null beamwidth (FNBW) for an antenna with the normalized radiation intensity represented by $U(\theta) = \cos^2(\theta) \cos^2(3\theta)$ is 45 degrees.
False (B)
True or false: The half power beamwidth (HPBW) for the given antenna is approximately 28.8 degrees.
True or false: The half power beamwidth (HPBW) for the given antenna is approximately 28.8 degrees.
True (A)
True or false: At the first null beamwidth, the power is 0.
True or false: At the first null beamwidth, the power is 0.
True (A)
True or false: The given expression $U(\theta) = \cos^2(\theta) \cos^2(3\theta)$ represents the power pattern of the antenna.
True or false: The given expression $U(\theta) = \cos^2(\theta) \cos^2(3\theta)$ represents the power pattern of the antenna.
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True or false: The solution for the first null beamwidth (FNBW) of the given antenna is $\theta_{FNBW} = 90^\circ$.
True or false: The solution for the first null beamwidth (FNBW) of the given antenna is $\theta_{FNBW} = 90^\circ$.
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