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Listening Quiz: Giải Thích Điều Khiển Tháp Chưng Cất – Easy Level
Th2 20, 2025
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bởi
Anna Phạm
trong
Tiếng Anh Hóa Học (English for Chemistry)
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1.
What is Daniel mainly explaining in the conversation?
How to build temperature sensors
The control system for a distillation column
The history of distillation columns
Why liquids have different colors
Explanation:
Daniel says he will explain the control system, and the conversation focuses on how a distillation column is controlled.
2.
What does the distillation column separate liquids by?
Pressure
Density
Boiling point
Color
Explanation:
Daniel states that the distillation column separates liquids by boiling point.
3.
How does the system respond when the temperature is too high?
It increases the flow rate
It lowers heat input
It adds more liquid
It shuts down the column
Explanation:
Daniel explains that if the temperature is too high, the system lowers heat input to cool the column.
4.
How is temperature measured in the column?
By sensors at different heights
By using only one sensor at the top
By checking the product color
By timers placed at the bottom
Explanation:
Daniel says they use sensors to measure temperature at different heights.
5.
What can be inferred about controlling the column?
It works without sensors
It depends on careful monitoring and adjustment
It is unrelated to temperature
It requires only one simple adjustment
Explanation:
Daniel explains that sensors measure temperature and the system adjusts heat and flow rates carefully, so control depends on careful monitoring and adjustment.
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