Question 1

The fluids that are considered in this text:

Accepted Answer

A)  Have relatively low viscosities 
B)  Must be subjected to a normal stress to have motion 
C)  Have molecules that move relatively slowly 
D)  Move when subjected to any shear stress 
A)  Have relatively low viscosities 
B)  Must be subjected to a normal stress to have motion 
C)  Have molecules that move relatively slowly 
D)  Move when subjected to any shear stress D

Question 2

Which of the following is not acceptable in the SI system of units?

Accepted Answer

A)  $\mathrm { N } \cdot \mathrm { cm } / \mathrm { s }$ 
B)  $\mathrm { kg } / \mathrm { L }$ 
C)  $\mathrm { m } / \mathrm { ns }$ 
D)  $\mathrm { J } / \mathrm { m } ^ { 2 }$ 
A)  $\mathrm { N } \cdot \mathrm { cm } / \mathrm { s }$ 
B)  $\mathrm { kg } / \mathrm { L }$ 
C)  $\mathrm { m } / \mathrm { ns }$ 
D)  $\mathrm { J } / \mathrm { m } ^ { 2 }$ A

Question 3

The mean free path where commercial aircraft fly (about 30,000 ft) is nearest:

Accepted Answer

A)  0.0076 mm 
B)  0.0026 mm 
C)  0.00076 mm 
D)  0.00016 mm 
A)  0.0076 mm 
B)  0.0026 mm 
C)  0.00076 mm 
D)  0.00016 mm C

Question 4

The energy usage in the United States in 2010 was about 100 × 1018 J. This can be written as:

Accepted Answer

A)  100 million GJ 
B)  1000 million GJ 
C)  100 billion MJ 
D)  100 trillion MJ 
A)  100 million GJ 
B)  1000 million GJ 
C)  100 billion MJ 
D)  100 trillion MJ

Question 5

If force was selected as a fundamental dimension rather than mass, the units on density would be:

Accepted Answer

A)  $\mathrm { kg } / \mathrm { m } ^ { 3 }$ 
B)  $\mathrm { N } \cdot \mathrm { s } ^ { 2 } / \mathrm { m } ^ { 4 }$ 
C)  $\mathrm { N } / \mathrm { s } ^ { 2 } \cdot \mathrm { m } ^ { 2 }$ 
D)  $\mathrm { s } ^ { 2 } / \mathrm { N } \cdot \mathrm { m } ^ { 2 }$ 
A)  $\mathrm { kg } / \mathrm { m } ^ { 3 }$ 
B)  $\mathrm { N } \cdot \mathrm { s } ^ { 2 } / \mathrm { m } ^ { 4 }$ 
C)  $\mathrm { N } / \mathrm { s } ^ { 2 } \cdot \mathrm { m } ^ { 2 }$ 
D)  $\mathrm { s } ^ { 2 } / \mathrm { N } \cdot \mathrm { m } ^ { 2 }$

The fluids that are considered in this text:

Which of the following is not acceptable in the SI system of units?

The mean free path where commercial aircraft fly (about 30,000 ft) is nearest:

The energy usage in the United States in 2010 was about 100 × 1018 J. This can be written as:

If force was selected as a fundamental dimension rather than mass, the units on density would be:

Fluid Statics

Introduction to Fluids in Motion

The Integral Forms of the Fundamental Laws

The Differential Forms of the Fundamental Laws

Dimensional Analysis and Similitude

Internal Flows

External Flows

Compressible Flow

Flow in Open Channels

Flows in Piping Systems

Turbomachinery

Measurements in Fluid Mechanics

Computational Fluid Dynamics

Fluid Dynamics and Aerodynamics

Filters

Exam 1: Basic Considerations

The fluids that are considered in this text:

Which of the following is not acceptable in the SI system of units?

The mean free path where commercial aircraft fly (about 30,000 ft) is nearest:

The energy usage in the United States in 2010 was about 100 × 1018 J. This can be written as:

If force was selected as a fundamental dimension rather than mass, the units on density would be:

Fluid Statics

Introduction to Fluids in Motion

The Integral Forms of the Fundamental Laws

The Differential Forms of the Fundamental Laws

Dimensional Analysis and Similitude

Internal Flows

External Flows

Compressible Flow

Flow in Open Channels

Flows in Piping Systems

Turbomachinery

Measurements in Fluid Mechanics

Computational Fluid Dynamics

Fluid Dynamics and Aerodynamics

Filters