If an antenna has a directivity of 16 and is operating at a wavelength – McqOptions

MCQOPTIONS

1.	If an antenna has a directivity of 16 and is operating at a wavelength of ‚âà√≠¬¨‚Ñ¢, then the maximum effective aperture efficiency is:$
A.	1.27‚âà√≠¬¨‚Ñ¢<sup>2</sup>
B.	2.56‚âà√≠¬¨‚Ñ¢<sup>2</sup>
C.	0.87‚âà√≠¬¨‚Ñ¢<sup>2</sup>
D.	None of the mentioned
Answer» B. 2.56‚âà√≠¬¨‚Ñ¢<sup>2</sup>

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