Chemical Engineering Basics MCQs | Page - 1

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Instructor II

Q. Alcohols are not suitable as diesel engine fuel because the cetane number of alcohols is

  • (A) Very low which prevents their ignition by compression
  • (B) Very high which prevents their ignition by compression
  • (C) Zero
  • (D) None of these
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Q. 'Amortization' in respect of financial obligation of a company means the

  • (A) Liquidation of financial obligations on instalment basis
  • (B) Commitment of financial obligation on priority
  • (C) Liquidation of all the obsolete equipments of the company
  • (D) Modernisation of the plant equipments
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Q. 'Cryogenics' is concerned with the generation & use of low temperature in the range of

  • (A) 0°K to 123°K
  • (B) 0°C to - 123°C
  • (C) 0°C to - 273°C
  • (D) 0°K to 273°K
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Q. 'Dikes' are low height walls made around the storage vessels meant for storing hazardous & inflammable material (e.g., petroleum products). Volume of dikes is equal to (where, V = volume of the storage vessel)

  • (A) V
  • (B) V/2
  • (C) 2V
  • (D) 3V
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Q. 'Flare tower' used in industry is meant for

  • (A) Venting off (after burning) the excess inflammable/toxic gases at high pressure
  • (B) Absorbing the pollutant gases from the furnace exhaust
  • (C) Cooling of furnace exhaust gases
  • (D) None of these
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Q. 'GASOHOL' widely used in Brazil as a motor fuel is a mixture of alcohol and

  • (A) Petrol
  • (B) LPG
  • (C) Light hydrocarbon gases (e.g. butane or propane)
  • (D) None of these
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Team MCQ Buddy • 27.12K Points
Instructor II

Q. _________ are normally subjected to sub-zero treatment.

  • (A) Highly stressed parts
  • (B) Gauges or precision parts
  • (C) Cold rolled sheets
  • (D) Non machinable materials
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Team MCQ Buddy • 27.12K Points
Instructor II

Q. __________ cannot increase the fatigue strength of a material.

  • (A) Grain refining
  • (B) Grain coarsening
  • (C) Surface hardening
  • (D) Shot peening
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