
Ujian Pengetahuan HVAC

Quiz
•
Engineering
•
11th Grade
•
Medium
Syafiqah Adawiah
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah tujuan utama ujian vakum dalam sistem HVAC?
Menyejukkan gas
Mengeluarkan air dan udara dalam sistem
Menambah gas penyejuk
Mengurangkan tekanan elektrik
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alat apakah digunakan untuk mengukur suhu pada paip penghantar?
Ammeter
Clamp meter
Termokopel
Manifold
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Semasa ujian tekanan, bacaan tekanan tinggi biasa berada sekitar:
50 psi
150–300 psi
20–30 psi
5 bar
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah jenis kebocoran yang sering berlaku dalam sistem HVAC?
Elektrik bocor
Kebocoran air
Kebocoran gas penyejuk
Suara bocor
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah risiko jika tidak melakukan ujian kebocoran sebelum mengecas sistem?
Gas kekal stabil
Sistem menjadi lebih efisien
Gas akan keluar dan sistem gagal
Tekanan akan naik secara automatik
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Manakah antara berikut TIDAK digunakan semasa pengujian HVAC?
Gas nitrogen
Minyak pelincir
Manifold gauge
Vakum pump
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ujian tekanan dilakukan dengan cara:
Mengisi air ke dalam sistem
Menyedut semua udara
Mengepam gas nitrogen untuk periksa kebocoran
Mengisi gas penyejuk dahulu
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