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MCQs

Total Questions : 1058 | Page 82 of 106 pages
Question 811. The unit of length in S.I. units is
  1.    Millimeter
  2.    Centimeter
  3.    Kilometer
  4.    Meter
 Discuss Question
Answer: Option D. -> Meter
Question 812. The unit of energy in S.I. units is
  1.    joule/m
  2.    Joule
  3.    watt
  4.    joule/s
 Discuss Question
Answer: Option B. -> Joule
Question 813. The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is
  1.    735 J/kmol °K
  2.    83.14 J/kmol °K
  3.    29.27 J/kmol °K
  4.    848 J/kmol °K
 Discuss Question
Answer: Option B. -> 83.14 J/kmol °K
Question 814. The unit of time in S.I. units is
  1.    Minute
  2.    Hour
  3.    Day
  4.    Second
 Discuss Question
Answer: Option D. -> Second
Question 815. The unit of temperature in S.I. units is
  1.    Celsius
  2.    Centigrade
  3.    Kelvin
  4.    Fahrenheit
 Discuss Question
Answer: Option C. -> Kelvin
Question 816. The entropy of water at 0°C is assumed to be
  1.    2
  2.    -1
  3.    1
 Discuss Question
Answer: Option C. -> 1
Question 817. The reading of the pressure gauge fitted on a vessel is 25 bar. The atmospheric pressure is 1.03 bar and the value of 'g' is 9.81 m/s2. The absolute pressure in the vessel is
  1.    34.81 bar
  2.    25 bar
  3.    23.97 bar
  4.    26.03 bar
 Discuss Question
Answer: Option D. -> 26.03 bar
Question 818. According to kinetic theory of gases, the absolute zero temperature is attained when
  1.    Volume of the gas is zero
  2.    Specific heat of gas is zero
  3.    Pressure of the gas is zero
  4.    Kinetic energy of the molecules is zero
 Discuss Question
Answer: Option D. -> Kinetic energy of the molecules is zero
Question 819. Total heat of a substance is also known as
  1.    Thermal capacity
  2.    Internal energy
  3.    Enthalpy
  4.    Entropy
 Discuss Question
Answer: Option C. -> Enthalpy
Question 820. Otto cycle is also known as
  1.    Constant pressure cycle
  2.    Constant temperature cycle
  3.    Constant volume cycle
  4.    Constant temperature and pressure cycle
 Discuss Question
Answer: Option C. -> Constant volume cycle

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