602Chemical EngineeringMedium
________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant?
ASoda lime
BPyrex
CHigh silica
DLead
Correct answer
B. Pyrex
Explanation
The correct answer is Pyrex.
Correct answer
B. Pyrex
Explanation
The correct answer is Pyrex.
Pick out the additive property of lube oil out of following?
Hydrogen content in petroleum products varies from 12 to 15% (by weight). As a result the difference between gross and net heating value of petroleum fuels varies in the range of ________ kcal/kg?
Refractive index of a petrofuel which is the ratio of velocity of light in air to its velocity in the petrofuel gives an indication if its________?
Which of the following represents the plot of filtrate volume versus time for constant pressure filtration?
What happens in a reversible adiabatic expansion process?
Fatty material used in soap making is ________?