
PLVL
Quiz
•
Science
•
12th Grade
•
Practice Problem
•
Hard
Eny Agustina
FREE Resource
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Level range dalam pengukuran level mengacu pada....
Rentang suhu fluida
Rentang tekanan fluida
Rentang tinggi permukaan fluida
Rentang viskositas fluida
Rentang kecepatan aliran fluida
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metode pengukuran level dengan perbedaan tekanan (Differential Pressure) dapat digunakan untuk fluida jenis apa?
Fluida bersih
Fluida beracun
Fluida korosif
Fluida viskositas tinggi
Fluida berbuih
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kelebihan dari sistem D/P (Differential Pressure) yang "sealed" adalah....
Dapat digunakan untuk fluida berbuih
Tidak memerlukan energi listrik
Cocok untuk pengukuran material padat
Tahan terhadap fluida korosif
Rentang pengukuran yang lebih luas
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang menjadi dasar kerja metode pengukuran level tipe "Capacitance"?
Perbedaan tekanan hidrostatik
Perubahan kapasitansi saat perubahan level fluida
Pemancaran gelombang suara
Radiasi gamma
Perubahan suhu fluida
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kapan metode pengukuran level tipe "Ultrasonic" sering digunakan?
Untuk mengukur level pada suhu tinggi
Untuk mengukur level pada tekanan tinggi
Untuk mengukur level pada material berisi padatan
Untuk mengukur level pada fluida bersih
Untuk mengukur level pada fluida beracun
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Teknologi radar dalam pengukuran level menggunakan gelombang apa?
Gelombang mikro (microwave)
Gelombang radio (radio waves)
Gelombang ultrasonik
Gelombang inframerah
Gelombang elektromagnetik
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan sistem "Frequency Modulated Continuous Wave" (FMCW) dalam radar level measurement?
Sistem yang menggunakan pulsa gelombang pendek
Sistem yang menggunakan gelombang radio
Sistem yang mengukur frekuensi gelombang
Sistem yang terus menerus memancarkan gelombang mikro
Sistem yang hanya mengukur jarak horizontal
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