Chemical Engineering Mcqs

Pick out the correct statement ?
  • (A)  Jet engine can work, where there is no atmosphere
  • (B)  Rocket engines cannot work, where there is no atmosphere
  • (C)  Rocket engines carry oxygen required for the combustion in the form of oxidiser
  • (D)  Jet engines also carry oxidiser
Pick out the wrong statement ?
  • (A)  The X-rays cannot be deflected by electric field unlike cathode rays
  • (B)  The intensity of X-rays can be measured by ionisation current produced due to the ionisation of gas by X-rays
  • (C)  The quality of X-rays can be controlled by varying the anode-cathode voltage
  • (D)  Crystal structure of a material can be studied by an electron microscope
Pick out the wrong statement ?
  • (A)  Geothermal energy is a non-conventional source of energy
  • (B)  Mass is converted into energy in both nuclear fission & fusion reaction
  • (C)  Inhalation of mercury vapour is not harmful for human beings
  • (D)  Inhalation of arsenic causes cancer
Pick out the wrong statement ?
  • (A)  Debt-equity ratio of a chemical company describes the lenders contribution for each rupee of owner’s contribution i.e., debt-equity ratio = total debt/net worth
  • (B)  Return on investment (ROI) is the ratio of profit before interest & tax and capital employed (i.e. net worth + total debt)
  • (C)  Working capital = current assets + current liability
  • (D)  Turn over = opening stock + production closing stock