Chemical Engineering Basics MCQ Questions & Answers

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Each section contains 100 MCQs on Chemical Engineering Basics .

Presence of sulphur in steel reduces the

A) Hardness B) Grain size C) Tensile strength D) Toughness & transverse ductility

Discuss

Answer & Solution

Answer: Option D

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

For the Stoke's law to be valid in the case of a falling sphere in a fluid, the

A) Reynolds number (based on sphere diameter) should be < 1 B) Flow around the sphere should be in turbulent region C) Sphere must be metallic D) Fluid density should be constant

Discuss

Answer & Solution

Answer: Option C

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

'Ice point' is designated on Farenhite temperature scale by

A) 0° B) 32° C) 62° D) 212°

Discuss

Answer & Solution

Answer: Option B

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

Safety matches is produced using

A) Red phosphorus B) Yellow phosphorus C) Black phosphorus D) Elemental sulphur

Discuss

Answer & Solution

Answer: Option A

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

A thin, flat & square plate measuring 2 m × 2 m is freely hanging in ambient air at 25°C. It is exposed to the solar radiation falling on one side of the plate at the rate of 500 W/m². The plate temperature will remain constant at 30°C, if the convective heat transfer co-efficient is __________ W/m² °C.

A) 50 B) 100 C) 150 D) 200

Discuss

Answer & Solution

Answer: Option B

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

Material having negative co-efficient of linear expansion is

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

Discuss

Answer & Solution

Answer: Option C

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

Fine grained steels have

A) High brittleness B) Higher tendency to distort C) High ductility D) None of these

Discuss

Answer & Solution

Answer: Option C

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

Floating control action

A) Moves the final control element at constant speed in either direction in response to an error signal B) Changes the position of the final control element from on to off C) Is used to counteract rapid load changes D) None of these

Discuss

Answer & Solution

Answer: Option A

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

Styrofoam is the commercial name of

A) Polyurathene B) Polystyrene C) Polyacrylonitrile D) Polybutadiene

Discuss

Answer & Solution

Answer: Option B

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

Which of the following is an inedible oil ?

A) Corn oil B) Tallow oil C) Olive oil D) Cotton seed oil

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