Chemical Engineering - Chemical Engineering Basics

46.
No cutting fluid is normally used, while machining
cast iron
aluminium
mild steel
stainless steel
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
An orthotropic material is a special class of anisotropic material, which is described by their properties in three perpendicular directions. An example of orthotropic material is
stainless steel
cast iron
wood
teflon
Answer: Option
Explanation:
No answer description is available. Let's discuss.

48.
pH value of rain water in India ranges from
5.5 to 7.5
8 to 9.5
3.5 to 5
9.5 to 10.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.

49.
The capital & running costs of similar machines having unequal service life can be compared by the __________ method.
equivalant annual cost
rate of return
present net worth
capitalised cost
Answer: Option
Explanation:
No answer description is available. Let's discuss.

50.
Pick the odd man out.
Austempering
Martempering
Cyniding
Parkerizing
Answer: Option
Explanation:
No answer description is available. Let's discuss.