Materials And Construction MCQ Questions & Answers

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Each section contains 100 MCQs on Materials and Construction .

Corrosion resistance of steel is increased by the addition of

A) Phosphorous and tungsten B) Nickel and chromium C) Lead and vanadium D) Molybdenum and tungsten

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Tin in its pure form is used for making

A) Cans for food packing B) Collapsible tubes for toilet preparations C) Foil for wrapping cheese D) All of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

All materials obey Hooke's law within elastic limit. When elastic limit is reached, the tensile strain

A) Increases very quickly B) Decreases very quickly C) Increases in proportion to stress D) Decreases in proportion to stress

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Acetaldehyde is shipped in __________ drums.

A) Cast iron B) Steel C) Aluminium D) Either B & C

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Aqueous nitric acid is stored in __________ vessel.

A) Plain carbon steel B) Stainless steel C) Cast iron D) Thermosetting plastic material

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Babbit metals used for making bearings are

A) Tin or lead based alloys B) Short of antifrictional properties C) Having homogenous microstructure D) Yellow metals

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Presence of manganese in alloy steel improves its

A) Corrosion resistance B) Cutting ability C) Abrasion resistance & toughness D) Elasticity & creep resistance

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

As the impurities are oxidised, the melting point of iron

A) Decreases B) Remains unchanged C) Increases D) May increase or decrease ; unpredictable

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Glass lined vessels are not used for handling

A) Dilute H₂SO₄ B) Dilute HNO₃ C) Dilute HCI D) Hydrofluoric acid

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Thermosetting resins are those polymers, which

A) Do not increase in plasticity with rise in temperature B) Allow slip to occur between molecules C) Do not take on a permanent set D) None of these

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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Materials And Construction MCQ Questions & Answers | Chemical Engineering