
Teknik pengecoran logam
Authored by Ahmad Zaim
Other
1st Grade
Used 173+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ilmu dan teknologi mengekstrak logam-logam dari bijihnya atau senyawa amalgamnya serta persiapan untuk aspek kegunaannya, Disebut dengan ...
Metalurgi
Metaloid
Ilmu Pengecoran
Ilmu pengolahan logam
Melsteel
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dalam pengolahan bijih besi menjadi besi kasar dilakukan dalam suatu dapur yaitu ...
Dapur Bessemer
Dapur Tinggi
Dapur Thomas
Dapur Siemens-Martin
Dapur Induksi
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Unsur berikut ini yang digunakan untuk meningkatkan kekerasan pada logam besi adalah ...
Silikion
Mangan
Karbon
Titanium
Aluminium
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Karena sifat keelektronegatifan yang sangat rendah, Logam selalu bermuatan ...
Negatif
Positif & Negatif
Tinggi
Positif
Rendah
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Beberapa proses metalurgi yang sering digunakan dalam industri logam adalah ...
Haibridmetalurgi
Nanometalurgi
Aerometalurgi
Elektrikmetalurgi
Pyrometalurgi
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pemanasan bijih pada suhu tinggi sehingga bijih terdekomposisi dengan melepaskan produk gas, Disebut juga dengan ...
Kaalsinasi
Fermentasi
Oksidasi
Dekomposisi
Karbonisasi
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Perlakuan termal yang menyebabkan reaksi kimia antara
bijih mentah dan atmosfir tungku pembakar biasanya O2, disebut juga dengan ...
Penyubliman
Pembakaran
Pendinginan
Penguapan
Pemadatan
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