Aloi Sains Tingkatan 4
Assessment
•
MARY GAING
•
Science
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10th - 11th Grade
•
Hard
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22 questions
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1.
Multiple Choice
Aloi ialah campuran dua atau lebih unsur dan salah satu unsur itu ialah logam.
Betul
Salah
2.
Multiple Choice
Duralamin ialah campuran antara
Aluminium (95%) + kuprum (4%) + bahan lain (1%)
Besi (99%) + karbon (1%)
Besi (73%) + kromium (13%) +nikel (8%) + karbon(1%)
Kuprum (90%) + timah(10%)
Kuprum(70%) + zink (30%)
3.
Multiple Choice
Keluli ialah campuran antara
Aluminium (95%) + kuprum (4%) + bahan lain (1%)
Besi (99%) + karbon (1%)
Besi (73%) + kromium (13%) +nikel (8%) + karbon(1%)
Kuprum (90%) + timah(10%)
Kuprum(70%) + zink (30%)
4.
Multiple Choice
Loyang ialah campuran antara
Aluminium (95%) + kuprum (4%) + bahan lain (1%)
Besi (99%) + karbon (1%)
Besi (73%) + kromium (13%) +nikel (8%) + karbon(1%)
Kuprum (90%) + timah(10%)
Kuprum(70%) + zink (30%)
5.
Multiple Choice
Piuter ialah campuran antara
Aluminium (95%) + kuprum (4%) + bahan lain (1%)
Kuprum (75%) + nikel (25%)
Timah(89%) + antimoni(7%) +Plumbum(2%) +kuprum(2%)
Kuprum (90%) + timah(10%)
Kuprum(70%) + zink (30%)
6.
Multiple Choice
Duralumin digunakan untuk...
Membina badan kapal terbang dan pintu
membuat pingat, patung, loceng dan alat muzik
membina badan kereta, rangka bangunan, jambatan dan landasan kereta api
Membuat peralatan dapur
Membuat duit syiling perak
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