Chemical Engineering - Chemical Engineering Basics

16.
Metallic surveying tapes are made of __________ which has a low co-efficient of expansion & enough strength.
invar
hastealloy
duralumin
monel metal
Answer: Option
Explanation:
No answer description is available. Let's discuss.

17.
Which of the following is a unit of time ?
Barn
Light year
Angstrom
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

18.
__________ furnace is generally used in the non-ferrous foundaries.
Direct arc
Indirect arc
Resistance
Induction
Answer: Option
Explanation:
No answer description is available. Let's discuss.

19.
Steel & cast iron pipes are produced by __________ casting.
slush
die
investment
true centrifugal
Answer: Option
Explanation:
No answer description is available. Let's discuss.

20.
The taper provided on pattern for its easy & clean withdrawal from the mould is termed as the __________ allowance.
casting
pattern
draft
distoration
Answer: Option
Explanation:
No answer description is available. Let's discuss.