ECE :: Electromagnetic Field Thoery
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An antenna couple is used due to all of the following reasons except
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The advantage of Marconi antenna over the ungrounded antenna is that
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What will be the propagation constant at 10 MHz?
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The reflection coefficient is generally a
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The absorption of radio waves by the atmosphere depends on
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A broadside array is shown in figure in which the elements are placed at equal distances. The direction of maximum radiation is represented by
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Which one of the following is correct expression. Where t is torque, B magnetic field, M is the moment
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There is no radiation at right angles to the plane of the array, is end fire array.
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Which of the following constitute the loss resistance of an antenna?