Antenna Bandwidth Online Exam Quiz
Antenna Bandwidth GK Quiz. Question and Answers related to Antenna Bandwidth. MCQ (Multiple Choice Questions with answers about Antenna Bandwidth
A linear antenna having length less than ?/8 is called as ___
Options
A : Short monopole
B : Short dipole
C : Half-wave dipole
D : Quarter-wave monopole
Find the power radiated by an antenna whose radiation resistance is 100? and operating with 3A of current at 2GHz frequency?
Options
A : 900W
B : 1800W
C : 450W
D : 700W
For lower Quality factor antennas, the bandwidth is very high.
Options
A : TRUE
B : FALSE
C : -
D : -
Front-to-Back ratio is defined as ratio of power radiated in desired direction to the power radiated in back lobe.
Options
A : TRUE
B : FALSE
C : -
D : -
High the Fractional Bandwidth ___ is the quality factor.
Options
A : low
B : high
C : constant
D : infinity
In the impedance v/s frequency graph of antenna, the antenna impedance at frequencies less than resonant frequency is __
Options
A : inductive
B : capacitive
C : resistive
D : both inductive and capacitive
Relation between beam solid angle ?, horizontal half-power beam width ?A, vertical half-power beam width ?E is __
Options
A : ???A.?E
B : ???A+?E
C : ???A/?E
D : ???A-?E
Which of the following field varies inversely with r2?
Options
A : Far field
B : Near field
C : Radiation field
D : Electrostatic field