# The normalized radiation intensity of a certain antenna is given

# The normalized radiation intensity of a certain antenna is given

The normalized radiation intensity of a certain antenna is given by F(q)= exp (20q2) for 0 < q=””>< p=”” where=”” q=”” is=”” in=”” radians.=”” determine:=””>

(a) The half-power beam width,

(b) The pattern solid angle,

(c) The antenna directivity.