Chemical Engineering :: Chemical Engineering Basics-2
- Pick out the wrong statement.
- Temperature of hot gases flowing in a pipe is measured by a thermocouple inserted in the thermal well. The thermal well made of __________ will facilitate the most accurate measurement of the temperature.
- Temperature of hot gases flowing in a pipe is measured by a thermocouple inserted in the thermal well. The thermal well made of __________ will facilitate the most accurate measurement of the temperature.
- A high pressure boiler generates steam at a pressure greater than __________ kg/cm² .
- For a first order chemical reaction, the concentration of the reactant decreases __________ with time.
- Electrochemical corrosion occurs
- The Al2 O₃ content of cryolite in Hall-Heroult's cell is maintained between __________ percent.
- 'End cooler' or 'after cooler' is employed in air compressor mainly to
- Cathodic protection is widely used in controlling corrosion in
- The hardness of the lathe bed material is measured by the
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A.
Lead can creep under its own weight at room temperature |
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B.
The electrical conductivity of gold is considerably reduced by alloying additions due to the decrease in electron movement |
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C.
Recrystallisation temperature decreases with decrease in strain in a cold worked metal |
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D.
With increase in temperature, the electrical conductivity of intrinsic semi-conductor will increase |
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