2903Chemical EngineeringMedium
Teflon is________?
APolytetrafluroethylene (PTFE)
BPhenol formaldehyde
CA monomer
DAn inorganic polymer
Correct answer
A. Polytetrafluroethylene (PTFE)
Explanation
The correct answer is Polytetrafluroethylene (PTFE).
Correct answer
A. Polytetrafluroethylene (PTFE)
Explanation
The correct answer is Polytetrafluroethylene (PTFE).
Film boiling is usually not desired in commercial equipments, because________?
Electrical resistor bars are made of ________?
Which of the following parameters remains almost constant during adiabatic saturation of unsaturated air?
The average velocity in the tubes of a 1-4 heat exchanger is ________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate?
If the heat of solution of an ideal gas in a liquid is negative, then its solubility at a given partial pressure varies with the temperature as________?
A measure of toughness of a material is its________?