Chemical Engineering - Process Equipment and Plant Design

41.
The thickness of segmental baffles (25 -35% cut truncated plates usually) is generally __________ the tube wall thickness.
equal to
twice
four times
half
Answer: Option
Explanation:
No answer description is available. Let's discuss.

42.
The safe height (h) to diameter (d) ratio (i.e., h/d) for liquid/petro fuel storage tank of capacity more than 45 kilolitres is less than
1
2
3
3.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.

43.
For given number of passes, pitch & tube diameter, the maximum number of tubes that can be accommodated in a shell of tripled inside diameter will be __________ times.
about 9
considerably more than 9
considerably less than 9
about 3
Answer: Option
Explanation:
No answer description is available. Let's discuss.

44.
The ratio of linear stress to linear strain is termed as the
modulus of elasticity
modulus of rigidity
bulk modulus
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

45.
__________ head is the most economical for cylindrical vessels designed for operating at high pressure (> 15 atm.).
Hemispherical
Dished
Ellipsoidal
Conical
Answer: Option
Explanation:
No answer description is available. Let's discuss.