Chemical Engineering - Chemical Engineering Basics

26.
The type of water filter normally employed/ preferred for treating small quantities of water in railway stations and individual industries is the __________ filter.
rapid sand
pressure
gravity
slow sand.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

27.
The radioactive isotope of hydrogen is
deuterium
tritium
protium
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

28.
Refrigerative cooling employed during long distance transportation of food stuffs is normally done by
ice
liquid nitrogen
liquid oxygen
vacuum evaporation
Answer: Option
Explanation:
No answer description is available. Let's discuss.

29.
Internal cracks in drawn bars are due to
secondary tensile stresses.
temperature gradient in the work piece.
heated dies and grips.
internal compressive residual stress.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

30.
Yield strength of a polycrystalline metal with an average grain size, d, is proportional to
d1/2
d-1/2
d
d-1
Answer: Option
Explanation:
No answer description is available. Let's discuss.