DFLTS Apprentice to Professional Written Test - Grease
Authored by Noesis Mania
Professional Development
Professional Development
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa kepanjangan dari NLGI
National Lubricating Grease Institute
National Lubrication Grease Institute
National Lubricating Grease Institution
National Lubrication Grease Institution
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Base Oil yang digunakan di dalam grease Gadus S4 OG 20000 Clear Oil adalah
Mineral
Semi Synthetic
Synthetic
Vegetable
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pemilihan kekentalan oli yang digunakan pada grease menyesuaikan dengan aplikasinya. Manakah statement yang benar dari list dibawah
Viscosity 100 untuk beban rendah speed tinggi seperti Electric Motor
Viscosity 220-320 untuk general lubrication dan chassis
Viscosity >= 460 untuk beban tinggi speed rendah
Semua jawaban benar
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diantara semua Grease properties dibawah ini, manakah yang paling penting?
Oxidation Stability
Consistency
Water Resistant
Oil Separation Rate
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Dropping point adalah.... (jawaban lebih dari 1)
Temperatur dimana thickener rusak/meleleh
Temperatur dimana grease tidak mampu lagi menahan separasi oli
Temperatur dimana grease menguap
Temperatur dimana grease terjatuh
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diantara Thickener berikut, manakah yang memiliki Dropping Point paling tinggi
Calcium
Lithium Complex
Polyurea
Clay
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diantara Thickener berikut, manakah yang memiliki Dropping Point paling rendah
Calcium
Lithium
Lithium Complex
Polyurea
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