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MCQs

Total Questions : 1058 | Page 87 of 106 pages
Question 861. Producer gas is obtained by
  1.    Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast
  2.    Passing steam over incandescent coke
  3.    Passing air and a large amount of steam over waste coal at about 650°C
  4.    Carbonization of bituminous coal
 Discuss Question
Answer: Option A. -> Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast
Question 862. All perfect gases change in volume by 1/273th of its original volume at 0°C for every 1°C change in temperature, when the pressure remains constant. This statement is called
  1.    Gay-Lussac law
  2.    Boyle's law
  3.    Joule's law
  4.    Charles' law
 Discuss Question
Answer: Option D. -> Charles' law
Question 863. In open cycle gas turbine plants
  1.    All of these
  2.    A condenser is used
  3.    Direct combustion systems is used
  4.    The indirect heat exchanger and cooler is avoided
 Discuss Question
Answer: Option A. -> All of these
Question 864. When two bodies are in thermal equilibrium with a third body, they are also in thermal equilibrium with each other. This statement is called
  1.    Zeroth law of thermodynamics
  2.    Second law of thermodynamics
  3.    Kelvin Planck's law
  4.    First law of thermodynamics
 Discuss Question
Answer: Option A. -> Zeroth law of thermodynamics
Question 865. The atomic mass of sulphur is
  1.    12
  2.    16
  3.    32
  4.    14
 Discuss Question
Answer: Option C. -> 32
Question 866. The measurement of a thermodynamic property known as temperature is based on
  1.    Second law of thermodynamics
  2.    First law of thermodynamics
  3.    None of these
  4.    Zeroth law of thermodynamics
 Discuss Question
Answer: Option D. -> Zeroth law of thermodynamics
Question 867. A process of heating crude oil to a high temperature under a very high pressure to increase the yield of lighter distillates, is known as
  1.    Fractional distillation
  2.    Carbonization
  3.    Full distillation
  4.    Cracking
 Discuss Question
Answer: Option D. -> Cracking
Question 868. Measurement of temperature is based on
  1.    Zeroth law of thermodynamics
  2.    First law of thermodynamics
  3.    Thermodynamic properties
  4.    Second law of thermodynamics
 Discuss Question
Answer: Option A. -> Zeroth law of thermodynamics
Question 869. First law of thermodynamics furnishes the relationship between
  1.    Heat, work and properties of the system
  2.    Heat and work
  3.    Various properties of the system
  4.    Various thermodynamic processes
 Discuss Question
Answer: Option A. -> Heat, work and properties of the system
Question 870. The process is adiabatic, if the value of n in the equation pvn = C, is
  1.    One
  2.    ∝
  3.    Zero
  4.    γ
 Discuss Question
Answer: Option D. -> γ

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