Temperature And Pressure(Engineering > Chemical Engineering ) Questions and Answers

Question 1. Which of the following is used for the pressure measurement of only liquid?
  1.    Manometer
  2.    Piezometer
  3.    Differential Manometer
  4.    None of the mentioned
Explanation:-
Answer: Option B. -> Piezometer
Answer: (b).Piezometer
Question 2. Which of the following device is used to measure Velocity of flow?
  1.    Manometer
  2.    Venturi meter
  3.    Pitot tube
  4.    None of the mentioned
Explanation:-
Answer: Option C. -> Pitot tube
Answer: (c).Pitot tube
Question 3. What is the difference between manometer and differential manometer?
  1.    Differential manometer has gas in empty space
  2.    Manometer has gas in empty space
  3.    Differential manometer has liquid in empty space
  4.    Manometer has liquid in empty space
Explanation:-
Answer: Option A. -> Differential manometer has gas in empty space
Answer: (a).Differential manometer has gas in empty space
Question 4. A U-tube manometer is open at one end and has a gas at the other end, if the level of the mercury in both legs of manometer is equal then what is the temperature of the gas?
  1.    1 Pa
  2.    1 Torr
  3.    1 mm Hg
  4.    1 atm
Explanation:-
Answer: Option D. -> 1 atm
Answer: (d).1 atm
Question 5. Which of the following is used to measure pressure of only gas?
  1.    U-tube manometer
  2.    Piezometer
  3.    Differential Manometer
  4.    None of the mentioned
Explanation:-
Answer: Option A. -> U-tube manometer
Answer: (a).U-tube manometer
Question 6. Heat capacity of a substance is given by C = 800 – 1600T + 25T² , where T is temperature in degree Fahrenheit, what is the heat capacity if temperature is in degree Celsius?
  1.    81T² + 24800
  2.    81T² – 24800
  3.    25T² + 24800
  4.    25T² – 24800
Explanation:-
Answer: Option B. -> 81T² – 24800
Answer: (b).81T² – 24800
Question 7. What is the temperature 100°C in degree Rankine?
  1.    100°R
  2.    212°R
  3.    560°C
  4.    672°C
Explanation:-
Answer: Option D. -> 672°C
Answer: (d).672°C
Question 8. What is the 40°F in degree Rankine?
  1.    313°R
  2.    460°R
  3.    500°R
  4.    672°R
Explanation:-
Answer: Option C. -> 500°R
Answer: (c).500°R
Question 9. Heat capacity of a substance is given by C = BT² , where T is in degree Fahrenheit and the value of B is 50, what is the value of B if T is in degree Celsius?
  1.    81
  2.    25
  3.    162
  4.    100
Explanation:-
Answer: Option C. -> 162
Answer: (c).162
Question 10. What is the 100°C in degree Fahrenheit?
  1.    0°F
  2.    100°F
  3.    212°F
  4.    460°F
Explanation:-
Answer: Option C. -> 212°F
Answer: (c).212°F
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