1799Chemical EngineeringMedium
Bush bearings are made of________?
AMild steel
BPhosphorous bronze
CNone of these
DWhite metal alloys
Correct answer
B. Phosphorous bronze
Explanation
The correct answer is Phosphorous bronze.
Correct answer
B. Phosphorous bronze
Explanation
The correct answer is Phosphorous bronze.
Advantages of use of preheated combustion air are________?
Concentration of NaOH solution produced by diaphragm electrolytic cell is about ________ percent?
Diffusion in concentrated solutions differs from that in dilute solutions, because of the change in the ________ with the concentration of the solution?
In which of the following unit operations, the selectivity is an important parameter?
Bakelite is chemically known as________?
Stroboscope is used for the measurement of ________?