
BSA17-MEI-2023
Quiz
•
Science
•
University
•
Easy
Asep Simanjuntak
Used 3+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Antena adalah alat yang mampu
Memancarkan gelombang elektromagnetik
Menerima gelombang elektromagnetik
Memperkuat gelombang elektromagnetik
Memancarkan dan menerima gelombang elektromagnetik
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Antena memiliki parameter-parameter sebagai berikut, kecuali
VSWR
Gain
Noise Figure
Impedansi
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Antena yang memiliki sifat radiasi atau penerimaan gelombang elektromagnetik lebih besar di arah tertentu merupakan:
Antena isotropis
Antena direksional
Antena Omnidireksional
Antena Bidireksional
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Antena yang memiliki sifat radiasi atau penerimaan gelombang elektromagnetik lebih besar di satu bidang koordinat tertentu dan sama besar untuk bidang koordinat orthoganal merupakan:
Antena direksional
Antena Omnidireksional
Antena Susun
Antena Broadside
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apa bedanya beamwidth dan bandwidth?
Beamwidth merupakan lebar berkas pada polaradiasi, sedangkan bandwidth adalah lebar pita frekuensi
Bandwidth merupakan lebar berkas pada polaradiasi, sedangkan beamwidth adalah lebar pita frekuensi yang dibatasi vswr tertentu
Beamwidth merupakan lebar berkas yang dibatasi pada vswr tertentu, sedangkan bandwidth merupakan lebar pita yang dibatasi pada vswr tertentu
Bandwidth memiliki satuan sudut derajat, sedangkan beamwidth memiliki satuan MHz
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apabila suatu elemen konduktor tanpa catuan berada didekat antena, apa saja kemungkinan yang dapat terjadi
Terjadi resonant short circuit yang berpotensi merubah pola radiasi antenna
Diperlukan matching impedance Kembali karena impedansi input antena mengalami perubahan
Komponen konduktor tersebut mengalami prinsip aperture hambur
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