Chemical Engineering - Chemical Engineering Basics

1.
Which of the following is a boiler accessory i.e., not a boiler mounting ?
Blow off cock
Feed check valve
Feed water pump
Stop valve
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
Which of the following forces does not act on a fluid at rest ?
Viscous force
Gravity force
Hydrostatic force
Surface tension force
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
Density in the solid state is slightly less than that in its liquid state, in case of
carbon dioxide
water
mercury
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
Strain hardening effect in metals subjected to cold working is due to the __________ mechanism.
slip
fracture
winning
dislocation
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
__________ number determines whether the fluid flow in an open channel is supercritical, critical or sub-critical.
Mach
Reynolds
Froude
Weber
Answer: Option
Explanation:
No answer description is available. Let's discuss.