A process applying oxide coating on aluminium is known as
A) Anodizing
B) Oxidizing
C) Pickering
D) Galvanising
E) Blanking
Correct Answer:
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A)To prevent vibrations
B)To prevent
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A)No mechanical
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Q17: International Prototype Meter is made of
A)Copper
B)Mild steel
C)Cast
Q18: Die sinking is
A)The process of hardening of
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