Chemical Engineering - Chemical Engineering Basics

41.
Nusselt number is related to Grashoff number (Gr) in turbulent & laminar flow respectively, in respect of free convection over a vertical flat plate as
Gr0.25, Gr
Gr0.25, Gr0.33
Gr, Gr0.25
Gr0.33, Gr0.25
Answer: Option
Explanation:
No answer description is available. Let's discuss.

42.
If the demand for an item is trebled and the order cost is reduced to one third, then the economic order quantity
is trebled.
remains unchanged.
decreases by a factor of 3.
decreases by a factor of 1/3.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

43.
Copper deposits are found in India at the following location:
Kudremukh
Kolar
Khetri
Ramagundam
Answer: Option
Explanation:
No answer description is available. Let's discuss.

44.
Electrical conductivities of semi-conductors are of the order of __________ ohm/cm.
10-3
103
10-15
l015
Answer: Option
Explanation:
No answer description is available. Let's discuss.

45.
Corrosion of metals can not be prevented by its
tempering
chromising
aluminising
alloying
Answer: Option
Explanation:
No answer description is available. Let's discuss.