Question 1

Specific weight is a fundamental dimension.

Accepted Answer

A) True 
 B)False  False

Question 2

What does L stand for in the following equation (m is mass and v is velocity):

Accepted Answer

A) Length 
B) Inertia 
C) Momentum 
D) Torque 
A) Length 
B) Inertia 
C) Momentum 
D) Torque C

Question 3

When a spinning ice skater pulls her arms inward, her angular velocity

Accepted Answer

A) .increases 
B) decreases 
C) remains the same 
A) .increases 
B) decreases 
C) remains the same A

Question 4

An aluminum alloy has a density of 2800 kg/m3.What is its specific weight?

Accepted Answer

A) 27500 N/m3 
B) 2800 N/m3 
C) 27500 m3/kg 
D) 2800 m3/kg 
A) 27500 N/m3 
B) 2800 N/m3 
C) 27500 m3/kg 
D) 2800 m3/kg

Question 5

A measure of how hard it is to rotate something with respect to its center of rotation is called

Accepted Answer

A) mass 
B) momentum 
C) torque 
D) mass moment of inertia 
A) mass 
B) momentum 
C) torque 
D) mass moment of inertia

Question 6

The SI unit for mass flow rate is

Accepted Answer

A) kg/s 
B) slugs/s 
C) lbm/s 
D) none of the above 
A) kg/s 
B) slugs/s 
C) lbm/s 
D) none of the above

Question 7

The ratio of an object's density to the density of water is

Accepted Answer

A) density 
B) specific volume 
C) specific gravity 
D) specific weight 
A) density 
B) specific volume 
C) specific gravity 
D) specific weight

Question 8

A   car has a momentum of   .How fast is the car moving?

Accepted Answer

The answer of A   car has a momentum...

Question 9

Density is a fundamental dimension.

Accepted Answer

A) True 
 B)False

Question 10

Momentum is a fundamental dimension.

Accepted Answer

A) True 
 B)False

Question 11

An aluminum cylinder is   long and has a mass of   , and if aluminum has a density of   , what is the radius of the cylinder?

Accepted Answer

A) 0.77 m 
B) 0.077 m 
C) 0.77 mm 
D) 7.7 mm 
A) 0.77 m 
B) 0.077 m 
C) 0.77 mm 
D) 7.7 mm

Question 12

The relationship between the mass flow rate and the volume flow rate is given by

Accepted Answer

A) mass flow rate is equal to (time)(volume flow rate) 
B) mass flow rate is equal to (density)(volume flow rate) 
C) mass flow rate is equal to (mass)(volume flow rate) 
D) none of the above 
A) mass flow rate is equal to (time)(volume flow rate) 
B) mass flow rate is equal to (density)(volume flow rate) 
C) mass flow rate is equal to (mass)(volume flow rate) 
D) none of the above

Question 13

The Earth has a mass of   and an average radius of   .What is the average density of the Earth?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 14

Mass flow rate is a fundamental dimension.

Accepted Answer

A) True 
 B)False

Question 15

A block of unknown metal has dimensions:   .The block's mass is   .What is the density of the block?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 16

What is the momentum of a   object that slides at   across an icy lake?

Accepted Answer

A)    
B)    
C)    
D) None of the above 
A)    
B)    
C)    
D) None of the above

Question 17

Which of the following is the British Gravitation unit for mass?

Accepted Answer

A) kilograms 
B) pound mass 
C) grams 
D) slugs 
A) kilograms 
B) pound mass 
C) grams 
D) slugs

Question 18

What happens to the density of a marshmallow when squeeze it?

Accepted Answer

A) Increases 
B) Decreases 
C) Remains constant 
A) Increases 
B) Decreases 
C) Remains constant

Question 19

It takes 5 seconds to fill a 500-ml bottle with water from your kitchen faucet.What is the mass flow rate from the faucet if water has a density of   ?

Accepted Answer

A) 1 kg/s 
B) 0.1 kg/s 
C) 0.01 kg/s 
D) 1 g/s 
A) 1 kg/s 
B) 0.1 kg/s 
C) 0.01 kg/s 
D) 1 g/s

Question 20

The specific gravity is unitless

Accepted Answer

A) True 
 B)False

Specific weight is a fundamental dimension.

What does L stand for in the following equation (m is mass and v is velocity):

When a spinning ice skater pulls her arms inward, her angular velocity

An aluminum alloy has a density of 2800 kg/m3.What is its specific weight?

A measure of how hard it is to rotate something with respect to its center of rotation is called

The SI unit for mass flow rate is

The ratio of an object's density to the density of water is

A car has a momentum of .How fast is the car moving?

Density is a fundamental dimension.

Momentum is a fundamental dimension.

An aluminum cylinder is long and has a mass of , and if aluminum has a density of , what is the radius of the cylinder?

The relationship between the mass flow rate and the volume flow rate is given by

The Earth has a mass of and an average radius of .What is the average density of the Earth?

Mass flow rate is a fundamental dimension.

A block of unknown metal has dimensions: .The block's mass is .What is the density of the block?

What is the momentum of a object that slides at across an icy lake?

Which of the following is the British Gravitation unit for mass?

What happens to the density of a marshmallow when squeeze it?

It takes 5 seconds to fill a 500-ml bottle with water from your kitchen faucet.What is the mass flow rate from the faucet if water has a density of ?

The specific gravity is unitless

Introduction to the Engineering Profession

Preparing for an Engineering Career

Introduction to Engineering Design

Engineering Communication

Engineering Ethics

Fundamental Dimensions and Units

Length and Length-Related Variables in Engineering

Time and Time-Related Variables in Engineering

Force and Force-Related Variables in Engineering

Temperature and Temperature-Related Variables in Engineering

Electric Current and Related Variables in Engineering

Energy and Power

Computational Engineering Tools: Electronic Spreadsheets

Computational Engineering Tools: Matlab

Engineering Drawings and Symbols

Engineering Materials

Mathematics in Engineering

Probability and Statistics in Engineering

Engineering Economics

Filters

Exam 9: Mass and Mass-Related Variables in Engineering

Specific weight is a fundamental dimension.

What does L stand for in the following equation (m is mass and v is velocity):

When a spinning ice skater pulls her arms inward, her angular velocity

An aluminum alloy has a density of 2800 kg/m3.What is its specific weight?

A measure of how hard it is to rotate something with respect to its center of rotation is called

The SI unit for mass flow rate is

The ratio of an object's density to the density of water is

A car has a momentum of .How fast is the car moving?

Density is a fundamental dimension.

Momentum is a fundamental dimension.

An aluminum cylinder is long and has a mass of , and if aluminum has a density of , what is the radius of the cylinder?

The relationship between the mass flow rate and the volume flow rate is given by

The Earth has a mass of and an average radius of .What is the average density of the Earth?

Mass flow rate is a fundamental dimension.

A block of unknown metal has dimensions: .The block's mass is .What is the density of the block?

What is the momentum of a object that slides at across an icy lake?

Which of the following is the British Gravitation unit for mass?

What happens to the density of a marshmallow when squeeze it?

It takes 5 seconds to fill a 500-ml bottle with water from your kitchen faucet.What is the mass flow rate from the faucet if water has a density of ?

The specific gravity is unitless

Introduction to the Engineering Profession

Preparing for an Engineering Career

Introduction to Engineering Design

Engineering Communication

Engineering Ethics

Fundamental Dimensions and Units

Length and Length-Related Variables in Engineering

Time and Time-Related Variables in Engineering

Force and Force-Related Variables in Engineering

Temperature and Temperature-Related Variables in Engineering

Electric Current and Related Variables in Engineering

Energy and Power

Computational Engineering Tools: Electronic Spreadsheets

Computational Engineering Tools: Matlab

Engineering Drawings and Symbols

Engineering Materials

Mathematics in Engineering

Probability and Statistics in Engineering

Engineering Economics

Filters