Chemical Engineering Basics MCQ Questions & Answers

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Each section contains 100 MCQs on Chemical Engineering Basics .

The speed of sound will be maximum in

A) Vacuum B) Metal C) Air D) Water

Discuss

Answer & Solution

Answer: Option B

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

The amount of water evaporated in kg per kg of fuel burnt in a boiler is called the __________ of a boiler.

A) Evaporative capacity B) Evaporation efficiency C) Thermal efficiency D) Steam load

Discuss

Answer & Solution

Answer: Option A

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

Two stroke engine compared to a four stroke engine has

A) Higher efficiency B) Less fuel consumption C) Higher power to weight ratio D) Lower initial cost

Discuss

Answer & Solution

Answer: Option C

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

Steel is welded using the __________ flame.

A) Carburising B) Neutral C) Oxidising D) All of the above

Discuss

Answer & Solution

Answer: Option B

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

Reduction reaction involves the

A) Loss of electrons B) Increase in oxidation number C) Gain of electrons D) Addition of oxygen

Discuss

Answer & Solution

Answer: Option C

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

For a spontaneous natural process at constant temperature and pressure, the free energy of the system always

A) Increases B) Decreases C) Remains constant D) Increases to a maximum before decreasing

Discuss

Answer & Solution

Answer: Option A

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

Nitriding of a steel part does not increase its

A) Grain size B) Fatigue limit C) Surface hardness D) Wear resistance

Discuss

Answer & Solution

Answer: Option A

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

Nickel and __________ are the alloying element added in steel to increase its toughness.

A) Molybdenum B) Chromium C) Vanadium D) Silicon

Discuss

Answer & Solution

Answer: Option D

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

The heat of neutralisation remains constant, when there is a reaction between dilute solutions of strong

A) Base and strong acid B) Base and weak acid C) Acid and weak base D) None of these

Discuss

Answer & Solution

Answer: Option A

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

100

__________ has a negative co-efficient of linear expansion.

A) Iron B) Copper C) Rubber D) Nickel

Discuss

Answer & Solution

Answer: Option B

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

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Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering