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Chemical Engineering Mcqs

Which of the following is an example of cathodic protection of metals against corrosion ?

  • (A)  Painted steel
  • (B)  Galvanised iron
  • (C)  Case hardened steel
  • (D)  Lead lined reactor
Submitted By :Ali Uppal


Submitted By :Ali Uppal


Out of the following, the alloy which has equal percentage of constituents, is__________________?

  • (A)  White metal
  • (B)  Gun metal
  • (C)  Duralumin
  • (D)  Constantan
Submitted By :Ali Uppal


Leakage in a cooking gas cylinder is detected by___________________?

  • (A)  Radio-isotopes
  • (B)  Pouring soap solution on the surface and locating the gas bubbles
  • (C)  Halide torch
  • (D)  Pungent smell of mercaptans present in the gas
Submitted By :Ali Uppal


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)  Initiation 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
Submitted By :Ali Uppal


The bolt is subjected to _______________ when the nut is tightened by putting the washer beneath it?

  • (A)  Tension
  • (B)  Shear
  • (C)  Compression
  • (D)  Bending & tension
Submitted By :Ali Uppal


The joint for soldering is supported by binding wire made of ____________________?

  • (A)  Mild steel
  • (B)  Copper
  • (C)  Soft iron
  • (D)  Stainless steel
Submitted By :Ali Uppal


Tesla metre per ampere (T. m/A) is the unit for the measurement of_______________?

  • (A)  Magnetic susceptibility
  • (B)  Magnetic moment
  • (C)  Permeability of free space
  • (D)  Flux density
Submitted By :Ali Uppal


Submitted By :Ali Uppal


Submitted By :Ali Uppal