
DMB3113-K04 Kakisan (Corrosion)
Authored by MUHD SULHAN ABDUL KADIR
Instructional Technology
9th Grade
Used 1+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah itu kakisan?
Proses kemerosotan atau degradasi logam akibat reaksi dengan persekitaran sekeliling.
Kaedah untuk melindungi logam daripada degradasi.
Satu jenis proses pembuatan logam.
Reaksi kimia yang menguatkan logam.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah elemen yang diperlukan untuk kakisan berlaku?
Anod, Katod, Medium Konduktif, Sambungan Elektrik, Gradiant Potensi
Hanya Anod dan Katod
Hanya Medium Konduktif
Tiada di atas
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when the concentration of metal ions increases?
The rate of corrosion decreases.
The rate of corrosion increases.
There is no effect on corrosion.
It leads to uniform corrosion.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah kakisan seragam?
Kesan permukaan yang disebabkan oleh serangan kimia langsung.
Kakisan yang berlaku di titik tertentu.
Kakisan yang berlaku akibat sentuhan logam yang berbeza.
Kakisan yang berlaku di hadapan kelembapan.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah kakisan galvanik?
Tindakan elektrokimia dua logam yang berbeza di hadapan elektrolit.
Kakisan yang berlaku disebabkan oleh suhu tinggi.
Kakisan yang berlaku dalam persekitaran berasid.
Kakisan yang berlaku dalam persekitaran alkali.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah korosi pitting?
Korosi terlokalisasi yang menyebabkan pembentukan lubang kecil.
Korosi yang terjadi secara merata di seluruh permukaan.
Korosi yang terjadi akibat tekanan tinggi.
Korosi yang terjadi di hadapan garam.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah peranan lapisan pelindung dalam kawalan kakisan?
Untuk mengelakkan sentuhan langsung antara logam dan persekitaran yang merosakkan.
Untuk meningkatkan kebolehtelapan logam.
Untuk meningkatkan kadar kakisan.
Untuk mengubah komposisi kimia logam.
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