Question
71
Produk petrokimia dengan flash point rendah, ignition temperature rendah, dan rentang kemudahan terbakar lebar akan menimbulkan?
Petrochemical products with low flash point, low ignition temperature, and a wide flammable range will create?
Options
a
Bahaya penyalaan yang lebih tinggi
A higher ignition hazard
b
Bahaya korosi yang selalu lebih rendah
A lower corrosion hazard
c
Risiko toksik yang selalu hilang
A toxic risk that always disappears
d
Muatan lebih aman untuk diangkut terbuka
A cargo that is safer to carry open
Grade
Ungraded
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Question
72
Bahan pelat tangki apa yang lebih sesuai untuk muatan yang sangat korosif?
Which tank plating material is more suitable for highly corrosive cargoes?
Options
a
Stainless steel
Stainless steel
b
Besi karbon biasa tanpa pelapis
Ordinary carbon steel without coating
c
Kuningan lunak
Soft brass
d
Baja galvanis tipis
Thin galvanized steel
Grade
Ungraded
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Question
73
Apa tindakan utama terhadap muatan yang reaktif terhadap air?
What is the primary action for cargoes reactive with water?
Options
a
Mencegah muatan bersentuhan dengan air atau kelembapan
Prevent the cargo from coming into contact with water or moisture
b
Menambah air ke dalam tangki untuk menurunkan temperatur
Add water into the tank to reduce temperature
c
Membuka semua tank dome saat hujan
Open all tank domes during rain
d
Mencampur muatan dengan ballast air
Mix the cargo with ballast water
Grade
Ungraded
Last Update
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Question
74
Apa yang dimaksud dengan muatan yang bersifat polymerizable?
What is meant by a polymerizable cargo?
Options
a
Muatan yang dapat bereaksi membentuk molekul lebih besar sehingga berisiko self-reaction
A cargo that can react to form larger molecules and may undergo self-reaction
b
Muatan yang tidak berubah meskipun dipanaskan terus-menerus
A cargo that does not change even when heated continuously
c
Muatan yang hanya bereaksi dengan air laut
A cargo that reacts only with seawater
d
Muatan yang aman dipanaskan tanpa batas
A cargo that can safely be heated without limit
Grade
Ungraded
Last Update
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Question
75
Apa kewaspadaan utama saat menangani muatan toksik seperti aniline, phenol, atau TDI?
What is the main precaution when handling toxic cargoes such as aniline, phenol, or TDI?
Options
a
Menghindari paparan uap dan kontak kulit dengan penggunaan APD yang tepat
Avoid exposure to vapour and skin contact by using proper PPE
b
Mengandalkan penciuman untuk menilai konsentrasi uap
Rely on smell to judge vapour concentration
c
Membuka semua tank hatch agar uap cepat keluar tanpa izin
Open all tank hatches so vapour can escape without permission
d
Mencampur muatan dengan air untuk mengurangi toksisitas
Mix the cargo with water to reduce toxicity
Grade
Ungraded
Last Update
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Question
76
Apa ciri umum waxes sebagai muatan?
What is the general characteristic of waxes as cargo?
Options
a
Tekanan uap rendah dan sering memiliki pour point tinggi
Low vapour pressure and often high pour point
b
Tekanan uap sangat tinggi dan selalu sangat encer
Very high vapour pressure and always very thin
c
Larut sempurna dalam air laut
Completely soluble in seawater
d
Tidak memerlukan pemanasan sama sekali
They do not require heating at all
Grade
Ungraded
Last Update
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Question
77
Apa ciri drying oil dalam industri cat dan pelapis?
What is the characteristic of drying oils in paints and coatings?
Options
a
Mudah teroksidasi di udara dan membentuk lapisan film
They oxidize readily in air and form a film
b
Tidak bereaksi dengan oksigen sama sekali
They do not react with oxygen at all
c
Selalu memiliki flash point sangat rendah
They always have a very low flash point
d
Selalu bersifat asam kuat
They are always strong acids
Grade
Ungraded
Last Update
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Question
78
Apa karakteristik umum minyak nabati dalam konteks lingkungan?
What is a general environmental characteristic of vegetable oils?
Options
a
Lebih mudah terurai oleh mikroorganisme dibanding banyak minyak mineral
They are more readily biodegradable by microorganisms than many mineral oils
b
Tidak dapat terurai sama sekali
They are not biodegradable at all
c
Selalu lebih toksik daripada semua petrokimia
They are always more toxic than all petrochemicals
d
Selalu memiliki tekanan uap lebih tinggi dari gasoline
They always have a higher vapour pressure than gasoline
Grade
Ungraded
Last Update
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Question
79
Apa yang perlu diperhatikan dari minyak hewani sebagai muatan?
What should be considered regarding animal oils as cargo?
Options
a
Dapat mengalami oksidasi atau ketengikan sehingga kebersihan dan temperatur penting dijaga
They may oxidize or turn rancid, so cleanliness and temperature control are important
b
Tidak pernah berubah mutu selama pelayaran
They never change quality during the voyage
c
Selalu memerlukan inert gas untuk mencegah ledakan
They always require inert gas to prevent explosion
d
Selalu memiliki titik didih di bawah 0°C
They always have a boiling point below 0°C
Grade
Ungraded
Last Update
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Question
80
Apa karakteristik penting fish oil sebagai muatan?
What is an important characteristic of fish oil as cargo?
Options
a
Berbau kuat dan dapat mengalami oksidasi bila penanganannya kurang baik
It has a strong odour and may oxidize if handled poorly
b
Selalu tidak berbau dan stabil terhadap udara
It is always odourless and stable in air
c
Selalu membeku pada temperatur kamar
It always freezes at room temperature
d
Tidak terpengaruh oleh kontaminasi residu muatan sebelumnya
It is unaffected by contamination from previous cargo residues
Grade
Ungraded
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