Flow of fluids Pharmaceutical engineering MCQ with answers
Pharm Engg Chapterwise MCQ: UNIT-I MCQ * Flow of fluids * Size reduction * Size separation UNIT-II MCQ *Heat transfer *Distillation *Evaporation UNIT-III MCQ *Drying * Mixing UNIT-IV MCQ * Filtration * Centrifugation * UNIT-V MCQ Materials of construction * Corrosion
Which one of the following is known as fluid?
a. Always expands until it fills in the container
b. Cannot be subjected to shear forces
c. Cannot remain at rest under action of any shear forces
d. Practically compressible
a. Always expands until it fills in the container
b. Cannot be subjected to shear forces
c. Cannot remain at rest under action of any shear forces
d. Practically compressible
Answer: Cannot remain at rest under action of any shear forces
Which one of the following factors is responsible for frictional factor f, of a rough pipe and turbulent flow?
a. Relative roughness
b. Reynolds number
c. Reynolds number and relative roughness
d. Size of the pipe and the discharge
a. Relative roughness
b. Reynolds number
c. Reynolds number and relative roughness
d. Size of the pipe and the discharge
Answer: Relative roughness
Which one of these instruments is suitable for measuring minute pressure differences in a fluid?
a. Diaphragm pressure gauge
b. Inclined manometer
c. Simple manometer
d. U-tube differential manometer
a. Diaphragm pressure gauge
b. Inclined manometer
c. Simple manometer
d. U-tube differential manometer
Answer: Inclined manometer
Which type of head is measured using pitot-tube?
a. Kinetic velocity head
b. Pressure head
c. Static velocity head
d. Total head
a. Kinetic velocity head
b. Pressure head
c. Static velocity head
d. Total head
Answer: Static velocity head
Which one of the following is NOT covered under the definition of fluids?
a. Gases
b. Liquids
c. Solids
d. Vapour
a. Gases
b. Liquids
c. Solids
d. Vapour
Answer: Solids
Which one of the properties is responsible for the use of mercury in manometers?
a. High surface tension
b. High vapour pressure
c. Low specific gravity
d. Low vapour pressure
a. High surface tension
b. High vapour pressure
c. Low specific gravity
d. Low vapour pressure
Answer: Low vapour pressure
How many liquids are used in differential manometer?
a. Four
b. One
c. Three
d. Two
a. Four
b. One
c. Three
d. Two
Answer: Two
Which one of the following experiments are used for the study of the flow of fluids?
a. Bernoulis
b. Orifice meter
c. Reynolds
d. Stokes
a. Bernoulis
b. Orifice meter
c. Reynolds
d. Stokes
Answer: Bernoulis
Reynolds number is indicative of one of the following.
a. Fluid flow type
b. Frictional factor
c. Pumping rate
d. The roughness of the pipe
a. Fluid flow type
b. Frictional factor
c. Pumping rate
d. The roughness of the pipe
Answer: Fluid flow type
Reynolds number depends on one of the following factors.
a. Roughness of the pipe
b. The surface area of the pipe
c. The viscosity of the liquid
d. The volume of the liquid
a. Roughness of the pipe
b. The surface area of the pipe
c. The viscosity of the liquid
d. The volume of the liquid
Answer: The Viscosity of the liquid
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