- (A) D Δp/8L
- (B) D Δp/4L
- (C) 8 Vavg/D
- (D) 4 Vavg/D
Chemical Engineering Mcqs
- (A) Logarithmic
- (B) Parabolic
- (C) Hyperbolic
- (D) Linear
- (A) Affected by the fluid flow pressure
- (B) Constant
- (C) Affected by the presence of a solid boundary
- (D) All
- (A) 0.003
- (B) 0.01
- (C) 0.1
- (D) 0.3
- (A) Rough and smooth pipes have the same friction factor
- (B) Laminar film covers the roughness projections
- (C) Friction factor depends upon NRe only
- (D) Friction factor is independent of the relative roughness
- (A) 2000
- (B) 10
- (C) 100
- (D) 1000
- (A) Dependent on Reynolds number
- (B) Independent of Reynolds number
- (C) Dependent on the length of the pipe
- (D) None of these
- (A) Incompressible, frictionless, steady, along a streamline
- (B) Uniform, steady, incompressible, along a streamline
- (C) Steady, density being pressure dependent, frictionless
- (D) None of these
- (A) Booster service
- (B) Pumping liquid fertilisers (e.g. liquid NH3)
- (C) Pumping industrial wastes
- (D) All
- (A) As the square of the radius
- (B) Inversely as the pressure drop
- (C) Inversely as the viscosity
- (D) As the square of the diameter
