Chemical Engineering - Chemical Engineering Basics

21.
Production of a hollow product by inflation of a tube or parison is called the __________ process.
blow moulding
calendering
extrusion
injection
Answer: Option
Explanation:
No answer description is available. Let's discuss.

22.
A spark ignition petrol engine has
throttle valve
carburettor
both (a) & (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.

23.
Out of the following, the highest emf for a given temperature is generated by the __________ thermocouple.
chromel - alumel
iron - constantan
platinum - platinum + rhodium
copper-constantan
Answer: Option
Explanation:
No answer description is available. Let's discuss.

24.
Which is the only metal that exists in liquid state at room temperature?
Sodium
Mercury
Lithium
Strontium
Answer: Option
Explanation:
No answer description is available. Let's discuss.

25.
An approximately __________ process exemplifies the flow of a gas through a very long pipe of uniform cross-section.
adiabatic
isothermal
isentropic
isochoric
Answer: Option
Explanation:
No answer description is available. Let's discuss.