Antenna theory and design solved MCQs with answers

1. : ______ waveform is the phase velocity defined?
(A) Rectangular
(B) Sinusoidal
(C) Square Sinusoidal
(D) Triangular

2. : Steradian is a measurement unit of _____.
(A) Solid angle
(B) Linear angle
(C) Plane angle
(D) None of these

3. : ____ is the role of an antenna in receiving mode.
(A) Sensor
(B) Inverter
(C) Radiator
(D) Converter

4. : One of the following is the unilateral antenna property of directivity.
(A) Beamwidth
(B) Antenna gain
(C) Bandwidth
(D) Phase angle

5. : One of the following is generated due to the plotting of the square of the amplitude of an electric field.
(A) Power Pattern
(B) Field Pattern
(C) Voltage Pattern
(D) Both A and B

6. : One of the following elements of an active region behaves as _____.
(A) Resistive
(B) Capacitive
(C) Inductive
(D) Both A and B

7. : One of the following is the horizontal pointing angle of the antenna.
(A) Right angle
(B) Angle of elevation
(C) Azimuth
(D) Beamwidth

8. : What kind of wave energy is transformed into plane waves in a lens antenna?
(A) Divergent
(B) Convergent
(C) Congruent
(D) Contingent

9. : On which factor(s) does the radiation field of a small loop depend?
(A) Area
(B) Shape
(C) Convergent
(D) Both A and B

10. : ___ is the functioning role of an antenna in receiving mode.
(A) Sensor
(B) Converter
(C) Radiator
(D) None of these