Chemical Engineering - Process Control and Instrumentation
Exercise : Process Control and Instrumentation - Section 7
- Process Control and Instrumentation - Section 1
- Process Control and Instrumentation - Section 2
- Process Control and Instrumentation - Section 3
- Process Control and Instrumentation - Section 4
- Process Control and Instrumentation - Section 5
- Process Control and Instrumentation - Section 6
- Process Control and Instrumentation - Section 7
41.
Temperature of molten pig iron (1450°C) and molten slag (1500°C) flowing out of a blast furnace is measured by a/an
42.
For two non-interacting first order systems connected in series, the overall transfer function is the __________ of the individual transfer functions.
43.
Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury.
44.
Mercury thermometer is commonly used for low temperature measruement. The freezing point and boiling point of mercury are respectively __________ °C.
45.
Which of the following thermocouples has the least temperature measurement range?
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