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Fluid-mechanics Questions Set 49:

Quiz Mode

What is the correct dimension of surface tension?

W/m

J/m^2

J/m

N/m^2

Solution:

The dimension for kinematic viscosity is

L M^-1 T^-1

L T^-2

L² T^-1

M L T^-1

Solution:

Another name for a Pitot tube

Stagnation tube

Velocity tube

Bourdon Tube

Dipping tube

Solution:

What is the dynamic viscosity of water at 30°C?

80.1 mPa·s

0.801 mPa·s

801 mPa·s

0.0801 mPa·s

Solution:

A fluid passing through a venturimeter is more likely to experience which of the following phenomena?

Detonation

Cavitation

Rotational

Irrotational

Solution:

For a rectangular open channel, the flow becomes turbulent when the Reynolds number becomes

More than 2100

More than 500

More than 100

None of the above

Solution:

The kinematic viscosity of air at 20°C is observed to be 1.6 × 10^-5 m²/s. What is the ratio of the kinematic viscosity at 20°C and 70°C?

0.28

0.72

0.54

0.78

Solution:

What is the flow through an expanding tube at constant flow rate called?

unsteady uniform flow

steady non-uniform flow

unsteady non-uniform flow

steady uniform flow

Solution:

A fluid flowing through a pipe of diameter 450 mm with velocity 3 m/s is divided into two pipes of diameters 300 mm and 200 mm. If the velocity of flow in the 300 mm diameter pipe is 2.5 m/s, what will be the velocity of flow through the 200 mm diameter pipe?

5.66 m/s

9.56 m/s

7.89 m/s

8.8 m/s

Solution:

An incompressible homogenous fluid is flowing steadily in a variable diameter pipe having the large and small diameters as 15 cm diameter portion of the pipe is 2.5 m/s, the velocity of the fluid (round off to the nearest integer, in m/s) at a section falling in 5 cm portion of the pipe is_____.

Fluid-mechanics Questions Set 49:

What is the correct dimension of surface tension?

Solution:

The dimension for kinematic viscosity is

Solution:

Another name for a Pitot tube

Solution:

What is the dynamic viscosity of water at 30°C?

Solution:

A fluid passing through a venturimeter is more likely to experience which of the following phenomena?

Solution:

For a rectangular open channel, the flow becomes turbulent when the Reynolds number becomes

Solution:

The kinematic viscosity of air at 20°C is observed to be 1.6 × 10^-5 m²/s. What is the ratio of the kinematic viscosity at 20°C and 70°C?

Solution:

What is the flow through an expanding tube at constant flow rate called?

Solution:

A fluid flowing through a pipe of diameter 450 mm with velocity 3 m/s is divided into two pipes of diameters 300 mm and 200 mm. If the velocity of flow in the 300 mm diameter pipe is 2.5 m/s, what will be the velocity of flow through the 200 mm diameter pipe?

Solution:

An incompressible homogenous fluid is flowing steadily in a variable diameter pipe having the large and small diameters as 15 cm diameter portion of the pipe is 2.5 m/s, the velocity of the fluid (round off to the nearest integer, in m/s) at a section falling in 5 cm portion of the pipe is_____.

Solution:

Related Question Sets:

Related Topics:

Fluid-mechanics Questions Set 49:

What is the correct dimension of surface tension?

Solution:

The dimension for kinematic viscosity is

Solution:

Another name for a Pitot tube

Solution:

What is the dynamic viscosity of water at 30°C?

Solution:

A fluid passing through a venturimeter is more likely to experience which of the following phenomena?

Solution:

For a rectangular open channel, the flow becomes turbulent when the Reynolds number becomes

Solution:

The kinematic viscosity of air at 20°C is observed to be 1.6 × 10-5 m²/s. What is the ratio of the kinematic viscosity at 20°C and 70°C?

Solution:

What is the flow through an expanding tube at constant flow rate called?

Solution:

A fluid flowing through a pipe of diameter 450 mm with velocity 3 m/s is divided into two pipes of diameters 300 mm and 200 mm. If the velocity of flow in the 300 mm diameter pipe is 2.5 m/s, what will be the velocity of flow through the 200 mm diameter pipe?

Solution:

An incompressible homogenous fluid is flowing steadily in a variable diameter pipe having the large and small diameters as 15 cm diameter portion of the pipe is 2.5 m/s, the velocity of the fluid (round off to the nearest integer, in m/s) at a section falling in 5 cm portion of the pipe is_____.

Solution:

Related Question Sets:

Related Topics:

The kinematic viscosity of air at 20°C is observed to be 1.6 × 10^-5 m²/s. What is the ratio of the kinematic viscosity at 20°C and 70°C?