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MCQs

Total Questions : 193 | Page 9 of 20 pages
Question 81. Which of the following remains constant in steady state system?
  1.    Mass
  2.    Energy
  3.    Momentum
  4.    Density
 Discuss Question
Answer: Option A. -> Mass
Answer: (a).Mass
Question 82. A reaction occurs in a vessel such that its mass does not change but its temperature is increased, then the system is which of the following?
  1.    Steady-state
  2.    Unsteady-state
  3.    Cannot say
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> Unsteady-state
Answer: (b).Unsteady-state
Question 83. The rate flow in and flow out in an unsteady state process are now increased by 10 Kg/s, which will be the change in accumulation?
  1.    0
  2.    5 Kg/s
  3.    10 Kg/s
  4.    20 Kg/s
 Discuss Question
Answer: Option A. -> 0
Answer: (a).0
Question 84. A fluid enters a vessel at the rate of 10 liters/s, and leaves in two pathways one with 7 liters/s and other with 3 liters/s, then what type of flow it is?
  1.    Steady-state
  2.    Unsteady-state
  3.    Cannot say
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Steady-state
Answer: (a).Steady-state
Question 85. A fluid enters a vessel at the rate of 10 liters/s, and leaves in two pathways one with 5 liters/s and other with 3 liters/s, then what type of flow it is?
  1.    Steady-state
  2.    Unsteady-state
  3.    Cannot say
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> Unsteady-state
Answer: (b).Unsteady-state
Question 86. In a batch process, 40 mole of O₂ and 30 mole of CO₂ entered a vessel with some CO₂, if 100 mole of product leaves the vessel, what is the percentage of O₂ in the product?
  1.    10%
  2.    40%
  3.    60%
  4.    80%
 Discuss Question
Answer: Option B. -> 40%
Answer: (b).40%
Question 87. In a batch process, 50 Kg of H₂O and 40 Kg of CO₂ entered a vessel with some H₂O, if 100 Kg of product leaves the vessel, what is the percentage of H₂O in the product?
  1.    10%
  2.    30%
  3.    60%
  4.    80%
 Discuss Question
Answer: Option C. -> 60%
Answer: (c).60%
Question 88. In a batch process, 5 mole of SO₂ and 3 mole of CO₂ entered a vessel with some SO₂, if 10 mole of product leaves the vessel, what is the percentage of SO₂ in the product?
  1.    10%
  2.    30%
  3.    50%
  4.    70%
 Discuss Question
Answer: Option D. -> 70%
Answer: (d).70%
Question 89. In a batch process, 5 mole of H₂ and 3 mole of CO₂ entered a vessel with some CO₂, if 10 mole of product leaves the vessel, what is the percentage of H₂ in the product?
  1.    10%
  2.    30%
  3.    50%
  4.    80%
 Discuss Question
Answer: Option C. -> 50%
Answer: (c).50%
Question 90. In a batch process, 2 mole of SO₂ and 3 mole of CO₂ entered a vessel with some SO₂, if 5 mole of product leaves the vessel, what is the percentage of SO₂ in the product?
  1.    10%
  2.    20%
  3.    40%
  4.    50%
 Discuss Question
Answer: Option C. -> 40%
Answer: (c).40%

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