Chemical Engineering Basics MCQs with answers Page - 5

Here, you will find a collection of MCQ questions on Chemical Engineering Basics. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. _____ stress cannot be sustained by a fluid in equilibrium.

  • (A) Shear
  • (B) Tensile
  • (C) Compressive
  • (D) None of these

A

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Q. ________ temperature remains constant during adiabatic saturation process of unsaturated air.

  • (A) Dew point
  • (B) Dry bulb
  • (C) Wet bulb
  • (D) None of these

A

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Q. ________ test can be termed as the semi-destructive test.

  • (A) Impact
  • (B) Torsion
  • (C) Hardness
  • (D) Charpy

A

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Q. 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

A

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Q. 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

A

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

  • (A) Induced stresses
  • (B) Density
  • (C) Elastic properties
  • (D) Thermal properties

A

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Q. 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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Q. 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

A

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Q. Which of the following is not a characteristic observed in material failure by fatigue fracture ?

  • (A) Plastic deformation of material does not occur
  • (B) Initiation of crack from below the surface does not occur
  • (C) Initation of crack occurs on the surface of the machine part
  • (D) Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface

A

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Q. While the oxy-acetylene flame produces a temperature of 3200°C, the temperature produced by oxy-hydrogen flame is about __________ °C.

  • (A) 1800
  • (B) 2000
  • (C) 2400
  • (D) 3000

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