Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering Page-1 section-8

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1.
In multipass welds, shot peening is done after each pass to

A. Close the surface porosity

B. Break the continuity of columnar grains

C. Flatten the weldment

D. Introduce texture in the weld

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2.
Preheating prior to welding is done for the purpose of

A. Decreasing cooling rate

B. Facilitating fusion of high melting metals

C. Preventing hot cracking

D. Ensuring full penetration

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3.
The product (s) of roasting of a sulphide ore is (are)

A. Oxide only

B. Sulphate only

C. Oxide and sulphate

D. Dependent on temperature and partial pressure of oxygen & sulphur dioxide

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4.
Which of the following test is used for distinguishing among dry oils, semi-drying oils and non drying oils?

A. Elaiden test

B. Reichart-Meissl value test

C. Henter value test

D. Iodine value test

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5.
Which of the following pair is correctly matched?

A. Heat transfer: Thermal diffusivity

B. Mass transfer: Diffusion co-efficient

C. Momentum transfer: Kinematic viscosity

D. All of the above

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6.
A material having good damping property is likely to have

A. Greater defect density

B. Fine grained structure

C. Lesser defect density

D. High tensile strength

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7.
The swift cup test evaluates the following property of a sheet metal.

A. Stretchability

B. Drawability

C. Bendability

D. None of these

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8.
Shock resisting steels should possess high

A. Hardness

B. Toughness

C. Tensile strength

D. Wear resistance

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9.
Which of the following parameters is actually measured during tensile testing of a specimen using Universal testing machine?

A. Load & elongation

B. Engineering stress & strain

C. True stress & strain

D. Poisson's ratio & Young's modulus

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10.
__________ rubber is generally used for making 'O' rings used for vacuum sealings.

A. Natural

B. Neoprene

C. Butadiene

D. Nitrile

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Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

1. In multipass welds, shot peening is done after each pass to

Answer & Solution

2. Preheating prior to welding is done for the purpose of

Answer & Solution

3. The product (s) of roasting of a sulphide ore is (are)

Answer & Solution

4. Which of the following test is used for distinguishing among dry oils, semi-drying oils and non drying oils?

Answer & Solution

5. Which of the following pair is correctly matched?

Answer & Solution

6. A material having good damping property is likely to have

Answer & Solution

7. The swift cup test evaluates the following property of a sheet metal.

Answer & Solution

8. Shock resisting steels should possess high

Answer & Solution

9. Which of the following parameters is actually measured during tensile testing of a specimen using Universal testing machine?

Answer & Solution

10. __________ rubber is generally used for making 'O' rings used for vacuum sealings.

Answer & Solution

Read More Section(Chemical Engineering Basics)

1.
In multipass welds, shot peening is done after each pass to

2.
Preheating prior to welding is done for the purpose of

3.
The product (s) of roasting of a sulphide ore is (are)

4.
Which of the following test is used for distinguishing among dry oils, semi-drying oils and non drying oils?

5.
Which of the following pair is correctly matched?

6.
A material having good damping property is likely to have

7.
The swift cup test evaluates the following property of a sheet metal.

8.
Shock resisting steels should possess high

9.
Which of the following parameters is actually measured during tensile testing of a specimen using Universal testing machine?

10.
__________ rubber is generally used for making 'O' rings used for vacuum sealings.