Chemical Engineering Basics - Study Mode

[#531] 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.
Correct Answer

(A) Copper
(E) Copper

[#532] A high pressure boiler generates steam at a pressure greater than __________ kg/cm 2 .
Correct Answer

(D) 80

[#533] For a first order chemical reaction, the concentration of the reactant decreases __________ with time.
Correct Answer

(A) Linearly

[#534] Electrochemical corrosion occurs
Correct Answer

(A) Where the liquid electrolytes containing free ions are present

[#535] The Al 2 O 3 content of cryolite in Hall-Heroult's cell is maintained between __________ percent.
Correct Answer

(A) 2 - 5