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Kuis Kuliah Umum 2025

Authored by MUHAMMAD PNJ

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Kuis Kuliah Umum 2025
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Apa definisi refractory?

Material yang mudah terbakar dan rapuh

Material tahan panas yang melindungi logam

Material pendingin dalam sistem manufaktur

Material penghantar panas yang susah diatur

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Refractory dirancang untuk menahan kondisi ekstrem, kecuali?

Abrasi

Korosi

Tekanan rendah

Thermal shock

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Properti apa yang penting dari refractory?

Ukuran dan berat

Warna dan rasa

 Kekasaran dan kelembaban

Density dan porosity

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fungsi utama refractory adalah?

Meningkatkan suhu produksi

Melindungi logam dari panas tinggi

Menetralkan reaksi kimia

Mengalirkan panas ke logam

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jenis produk refractory yang disebut dalam materi?

Brick, Castable, Plastic

Liquid, Gas, Solid

Keras, Lunak, Elastis

Transparent, Opaque, Reflective

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Untuk Base Process, bahan baku refractory yang digunakan adalah?

Silica

Magnesia

Alumina

Fused Spinel

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Untuk Acid Process, bahan baku refractory yang digunakan adalah?

Silica

Magnesia

Alumina

Fused Silica

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