1 which is not a type of horn antenna design for microwave frequencies a parabolic h 5346884

1.     Which is not a type of horn antenna design for microwave frequencies?

a)   Parabolic horn

b)   Circular horn

c)   Pyramidal horn

d)   Sectoral horn

2.     Cassegrain feed to a paraboloid antenna involves a

a)     Dipole antenna

b)     Point-source antenna

c)     Secondary reflector

d)     Any of the above

3.     Calculate the beamwidth of a microwave dish antenna with a 6-m mouth diameter when used at 5 GHz.

a)    0.49

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