Chemical Engineering - Materials and Construction

1. 

The material of construction of bearings is

A. cast iron
B. babbit metal
C. pig iron
D. steel

Answer: Option B

Explanation:

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2. 

Wrought iron is a suitable material of construction for handling __________ solutions.

A. dilute acidic
B. concentrated acidic
C. alkalis & alkaline
D. none of these

Answer: Option C

Explanation:

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3. 

Hastelloy comprises of

A. copper and tin
B. copper and nickel
C. molybdenum and nickel
D. lead and tin

Answer: Option C

Explanation:

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4. 

Metalloid is

A. an element, which exhibits the properties of both metal & non metal.
B. highly electronegative in nature.
C. an alloy.
D. all (a), (b) & (c)

Answer: Option A

Explanation:

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5. 

Stainless steel contains

A. chromium and nickel
B. copper
C. aluminium
D. vanadium

Answer: Option A

Explanation:

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