6541Chemical EngineeringMedium
Carbon is present in the form of ________ in grey cast iron?
ACementite
BNodular aggregates of graphite
CFlakes
DSpheroids
Correct answer
C. Flakes
Explanation
The correct answer is Flakes.
Correct answer
C. Flakes
Explanation
The correct answer is Flakes.
In distillation, overhead product contains ________?
Platinum and silver are corroded by________?
Butadiene is a/an________?
Coarse grained steels have________?
________ heat exchanger is also known as ‘hair pin type’ exchanger?
Pressure drop due to pipe fittings can be estimated by the equation, ΔP/ρ = 4f, (Le/D) (V2/2gc) where, Le = equivalent length of straight pipeline which will incur the same frictional loss as the fitting and D = diameter of the fitting. The value of (Le/D) (dimensionless) for 45° elbow and 180° close return bends would be respectively around________?