7831Chemical EngineeringMedium
Which one contains the least percentage of carbon?
APig iron
BHigh speed steel
CWrought iron
DCast iron
Correct answer
C. Wrought iron
Explanation
The correct answer is Wrought iron.
Correct answer
C. Wrought iron
Explanation
The correct answer is Wrought iron.
A body cools down from 75°C to 70°C in 10 minutes. It will cool down from 70° C to 65° C in ________ minutes?
Which of the following is not a natural polymer?
As per the world health organisation (WHO) specification, the maximum permissible concentration (i.e., TLV) of particulate matter in air is ________ μg/m3.(μg-microgram)?
Commercial production of polypropylene employs ________ polymerisation?
An isolated system can exchange ________ with its surroundings?
For a gaseous phase reaction, rate of reaction is equal to K. CA. CB. If the volume of the reactor is suddenly reduced to 1/4th of its initial volume, then the rate of reaction compared to the original rate will be ________ times?