Chapter9: Current And Resistance
Section: Chapter Questions
Problem 46P: An electronic device designed to operate at any temperature in the range from 10.0C to 55.0C...
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Question
10
Transcribed Image Text:2.5-2 A power pattern is given by cos" | for 0 < 0</2 and is zero for π/2 < 0 < TT.
(a) Calculate the directivity for n = 1, 2, and 3. (b) Find the HP values in degrees for each n.
(c) Sketch the patterns for the n values on one polar plot and comment on the them. (d) Explain
the directivity value for the case of n=0.
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