Fluid Mechanics for Chemical

Velocity at a certain point in case of streamline flow is_________________?

Byadmin March 10, 2019August 27, 2021

Velocity at a certain point in case of streamline flow is_________________?

A. Constant
B. Independent of time
C. Both A. & B.
D. Neither A. nor B.

Fluid Mechanics for Chemical

When the water is warm, the height to which it can be lifted by a pump_________________?

When the water is warm, the height to which it can be lifted by a pump_________________?

A. Decreases due to reduced viscosity
B. Decreases due to reduced vapour pressure
C. Increases due to increased vapour pressure
D. Decreases due to increased frictional resistance

Read More When the water is warm, the height to which it can be lifted by a pump_________________?
Fluid Mechanics for Chemical

Drag force on the float of a Rotameter is (where Q = flow rate of the)__________________?

Drag force on the float of a Rotameter is (where Q = flow rate of the)__________________?

A. ∝ Q
B. ∝ √Q
C. ∝ Q2
D. Constant

Read More Drag force on the float of a Rotameter is (where Q = flow rate of the)__________________?
Fluid Mechanics for Chemical

For laminar flow of a fluid through a packed bed of spheres of diameter d, the pressure drop per unit length of bed depends upon the sphere diameter as_________________?

For laminar flow of a fluid through a packed bed of spheres of diameter d, the pressure drop per unit length of bed depends upon the sphere diameter as_________________?

A. d
B. d2
C. d4
D. d̅ 2

Read More For laminar flow of a fluid through a packed bed of spheres of diameter d, the pressure drop per unit length of bed depends upon the sphere diameter as_________________?
Fluid Mechanics for Chemical

At what value of crank angle (roughly), no flow of water from or into the air vessel takes place in case of a double acting reciprocating pump ?

At what value of crank angle (roughly), no flow of water from or into the air vessel takes place in case of a double acting reciprocating pump ?

A. 40° and 140°
B. 45° and 60°
C. 90° and 80°
D. 20° and 120°

Read More At what value of crank angle (roughly), no flow of water from or into the air vessel takes place in case of a double acting reciprocating pump ?
Fluid Mechanics for Chemical

____________ is used for measuring the static pressure exerted on the wall by a fluid flowing parallel to the wall in a pipeline?

____________ is used for measuring the static pressure exerted on the wall by a fluid flowing parallel to the wall in a pipeline?

A. Venturimeter
B. Pressure gauge
C. Pitot tube
D. Orificemeter

Read More ____________ is used for measuring the static pressure exerted on the wall by a fluid flowing parallel to the wall in a pipeline?
Fluid Mechanics for Chemical

The maximum head that can be developed by a single impeller is _____________ ft?

The maximum head that can be developed by a single impeller is _____________ ft?

A. 25
B. 100
C. 250-300
D. 1000

Read More The maximum head that can be developed by a single impeller is _____________ ft?

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