Chemical Engineering Basics - Study Mode
[#621] In fluid flow and heat & mass transfer, one encounters (i) kinematic velocity (μ), (ii) molecular diffusivity (θ) and thermal diffusivity (α). The units of these quantities are
Correct Answer
(C) α and θ have units of m 2 /s, while μ has unit of m/s
[#622] Fluorine is not a constituent of
Correct Answer
(B) Chloroform
[#623] Superheated vapour behaves like
Correct Answer
(B) Gas approximately
[#624] A metalloid possesses the characteristics of both the metals and non-metals. Which of the following is not a metalloid?
Correct Answer
(C) Lead
[#625] Hypo (sodium thiosulphate) because of its complex forming behaviour is used in photography to remove undecomposed silver bromide as a soluble complex for __________ of the picture.
Correct Answer
(B) Developing