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MCQs

Total Questions : 368 | Page 36 of 37 pages
Question 351. What is the heat transferred from the system if the output sensible heat is 5 J, input sensible heat is 20 J, and heat of solution is 10 J?
  1.    -10 J
  2.    -5 J
  3.    0
  4.    10 J
 Discuss Question
Answer: Option B. -> -5 J
Answer: (b).-5 J
Question 352. What is the heat transferred from the system if the output sensible heat is 5 J, input sensible heat is 25 J, and heat of solution is 20 J?
  1.    0
  2.    5 J
  3.    10 J
  4.    15 J
 Discuss Question
Answer: Option A. -> 0
Answer: (a).0
Question 353. What is the heat transferred from the system if the output sensible heat is 10 J, input sensible heat is 15 J, and heat of solution is 20 J?
  1.    10 J
  2.    15 J
  3.    20 J
  4.    25 J
 Discuss Question
Answer: Option B. -> 15 J
Answer: (b).15 J
Question 354. 2 Kg of steam is enclosed in a container with internal energy = 5 J/Kg, then 5 J of heat is supplied to the system, what is the final internal energy?
  1.    7.5 J/ Kg
  2.    15 J/Kg
  3.    22.5 J/Kg
  4.    30 J/Kg
 Discuss Question
Answer: Option A. -> 7.5 J/ Kg
Answer: (a).7.5 J/ Kg
Question 355. In a 2 stage process Q1 = 5 J, Q2 = 10 J, if the change in internal energy in first stage is 10 J and the total change in internal energy is 20 J, what is the work do done in second stage?
  1.    0
  2.    5 J
  3.    10 J
  4.    – 5 J
 Discuss Question
Answer: Option A. -> 0
Answer: (a).0
Question 356. 5 Kg of steam is enclosed in a container with internal energy = 10 J/Kg, then 25 J of heat is supplied to the system, what is the final internal energy?
  1.    5 J/Kg
  2.    10 J/Kg
  3.    15 J/Kg
  4.    20 J/Kg
 Discuss Question
Answer: Option B. -> 10 J/Kg
Answer: (b).10 J/Kg
Question 357. In a 3 stage process Q1 = 10 J, Q2= – 15 J, Q3 = 25 J, if ∆E1 = 15J and ∆E3 = 10 J, what is the work done in second stage, if the total ∆E is 30 J?
  1.    5 J
  2.    10 J
  3.    15 J
  4.    20 J
 Discuss Question
Answer: Option D. -> 20 J
Answer: (d).20 J
Question 358. What is the heat transferred to 2 Kg and 5 m³ of a rigid system, with change in enthalpy 5 J/Kg?
  1.    5 J
  2.    10 J
  3.    15 J
  4.    20 J
 Discuss Question
Answer: Option B. -> 10 J
Answer: (b).10 J
Question 359. Which of the following is also called adiabatic cooling?
  1.    Humidification
  2.    Humidity
  3.    Humid temperature
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Humidification
Answer: (a).Humidification
Question 360. What is the humidity at the point of intersection of dew point curve and wet-bulb line?
  1.    Dry-bulb Humidity
  2.    Wet-bulb Humidity
  3.    Specific Humidity
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Dry-bulb Humidity
Answer: (a).Dry-bulb Humidity

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