Chemical Engineering Basics MCQ Questions & Answers

Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9 Section 10 Section 11 Section 12 Section 13

1.
Which of the following will resist maxi-mum shock & vibration without cracking?

A. Grey cast iron

B. White cast iron

C. Malleable iron

D. Graphite

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2.
Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same weight

A. 1.5

B. 3

C. 5

D. 7

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3.
The most commonly used combustion system manufactured in India for the thermal power plant boilers is the __________ combustion system.

A. Pulverised fuel

B. Travelling grate stoker firing

C. Circulating fluidised bed

D. Fluidised bed

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4.
Isotropic materials have the same __________ in all directions.

A. Induced stresses

B. Density

C. Elastic properties

D. Thermal properties

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5.
Carbon is present in the form of __________ in grey cast iron.

A. Spheroids

B. Nodular aggregates of graphite

C. Flakes

D. Cementite

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6.
First empirical temperature scale conceived is the __________ temperature scale.

A. Absolute

B. Reaumer

C. Farenhite

D. Celcius

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7.
If a heat transfer surface is pock-marked with a number of cavities, then as compared to a smooth surface the heat transfer by __________ will not increase.

A. Convection

B. Nucleate boiling

C. Radiation

D. Conduction

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8.
Pick out the wrong statement.

A. Molecules with symmetrical arrangements (e.g., CH₄ or CCl₄) are non-polar

B. Generally, nonpolar compounds are chemically inactive, conduct electricity poorly and do not ionise

C. Most of the hydrocarbons are non-polar

D. None of these

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9.
Materials having resistivity ranging from 1 to 100 ohm. cm is termed as

A. Conductor

B. Insulator

C. Semi-conductor

D. None of these

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10.
Alloys having more than 80% copper are generally more

A. Abrasion resistant

B. Corrosion resistant

C. Prone to season cracking

D. Machinable

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Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

1. Which of the following will resist maxi-mum shock & vibration without cracking?

Answer & Solution

2. Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same weight

Answer & Solution

3. The most commonly used combustion system manufactured in India for the thermal power plant boilers is the __________ combustion system.

Answer & Solution

4. Isotropic materials have the same __________ in all directions.

Answer & Solution

5. Carbon is present in the form of __________ in grey cast iron.

Answer & Solution

6. First empirical temperature scale conceived is the __________ temperature scale.

Answer & Solution

7. If a heat transfer surface is pock-marked with a number of cavities, then as compared to a smooth surface the heat transfer by __________ will not increase.

Answer & Solution

8. Pick out the wrong statement.

Answer & Solution

9. Materials having resistivity ranging from 1 to 100 ohm. cm is termed as

Answer & Solution

10. Alloys having more than 80% copper are generally more

Answer & Solution

Read More Section(Chemical Engineering Basics)

1.
Which of the following will resist maxi-mum shock & vibration without cracking?

2.
Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same weight

3.
The most commonly used combustion system manufactured in India for the thermal power plant boilers is the __________ combustion system.

4.
Isotropic materials have the same __________ in all directions.

5.
Carbon is present in the form of __________ in grey cast iron.

6.
First empirical temperature scale conceived is the __________ temperature scale.

7.
If a heat transfer surface is pock-marked with a number of cavities, then as compared to a smooth surface the heat transfer by __________ will not increase.

8.
Pick out the wrong statement.

9.
Materials having resistivity ranging from 1 to 100 ohm. cm is termed as

10.
Alloys having more than 80% copper are generally more