Question 1

It takes 10 seconds to fill a 0.95-liter jar with water from your kitchen faucet.What is the flow rate, in liters per minute, from the faucet?

Accepted Answer

A) 5.7 
B) 15.1 
C) 37.9 
D) 151.4 
A) 5.7 
B) 15.1 
C) 37.9 
D) 151.4

Question 2

A person walks from home to a store with an average speed of 0.91 m/s.When returning home from store, she jogs with an average speed of 1.83 m/s, following her original path.What is the average speed for the round trip?

Accepted Answer

A) 0.91 m/s 
B) 1.22 m/s 
C) 1.37 m/s 
D) 1.83 m/s 
A) 0.91 m/s 
B) 1.22 m/s 
C) 1.37 m/s 
D) 1.83 m/s

Question 3

A useful variable of traffic information is density-how many cars occupy a stretch of a highway.

Accepted Answer

A) True 
 B)False

Question 4

A car starts from rest and 5 seconds later it is going   .What is the car's average acceleration?

Accepted Answer

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

Question 5

If you pull a pendulum back and let it go, the time required for it to return to approximately the same place from which it was released is called

Accepted Answer

A) the period 
B) the frequency 
C) the natural frequency 
D) the amplitude 
A) the period 
B) the frequency 
C) the natural frequency 
D) the amplitude

Question 6

A car starting from rest has a constant acceleration of 4 m/s2.How fast will it be going in 5 seconds?

Accepted Answer

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

Question 7

Comparing speed and velocity,

Accepted Answer

A) speed is a vector quantity and therefore includes direction. 
B) velocity is a vector quantity and therefore includes direction. 
C) speed and velocity mean the same thing. 
D) none of the above apply. 
A) speed is a vector quantity and therefore includes direction. 
B) velocity is a vector quantity and therefore includes direction. 
C) speed and velocity mean the same thing. 
D) none of the above apply.

Question 8

Volume flow rate measurements are necessary to determine the amount of water or natural gas being used by us in our homes during a specific period of time.

Accepted Answer

A) True 
 B)False

Question 9

When a solar flare occurs, how long does it take before a scientist sees it? (The Earth-Sun distance is   and the speed of light is approximately   .

Accepted Answer

A) 8 microseconds 
B) 8 milliseconds 
C) 8 seconds 
D) 8 minutes 
A) 8 microseconds 
B) 8 milliseconds 
C) 8 seconds 
D) 8 minutes

Question 10

A jiffy is the amount of time it takes light to travel one centimeter.If the speed of light is approximately   , how many seconds are in a jiffy?

Accepted Answer

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

Question 11

A thunderstorm is brewing in the distance.Upon seeing a flash of lightning you begin counting the seconds until you hear the thunder and notice that it took 5 seconds for the sound of thunder to reach you.Assuming the speed of sound in air to be   , estimate how far away was the lightning strike?

Accepted Answer

A) 1.6 km 
B) 3.2 km 
C) 8 km 
D) 16 km 
A) 1.6 km 
B) 3.2 km 
C) 8 km 
D) 16 km

Question 12

The problem is said to be steady when the value of a physical quantity under investigation changes over time.

Accepted Answer

A) True 
 B)False

Question 13

A car travels along a certain road at an average speed of   and returns along the same road at an average speed of   .Calculate the average speed for the round trip.

Accepted Answer

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

Question 14

A slightly eccentric engineering professor rides a motorcycle whose front wheel has a diameter of   .While riding the motorcycle he notices that the front wheel is rotating at   .How fast is the motorcycle going?

Accepted Answer

A) 11 mph 
B) 21 mph 
C) 31 mph 
D) 41 mph 
A) 11 mph 
B) 21 mph 
C) 31 mph 
D) 41 mph

Question 15

If a wheel, turning at a constant angular speed, makes 5 complete revolutions every second, what is the angular speed, in revolutions per minute?

Accepted Answer

The answer of If a wheel, turning at a constant...

Question 16

While filling up your car with gasoline, you notice that it takes 3 minutes to dispense 55 liters of gasoline through the 2.5 cm diameter hose.What is the average speed, in m/s, of the gasoline inside the hose?

Accepted Answer

A) 2.48 
B) 0.62 
C) 6.2 
D) 0.248 
A) 2.48 
B) 0.62 
C) 6.2 
D) 0.248

It takes 10 seconds to fill a 0.95-liter jar with water from your kitchen faucet.What is the flow rate, in liters per minute, from the faucet?

A person walks from home to a store with an average speed of 0.91 m/s.When returning home from store, she jogs with an average speed of 1.83 m/s, following her original path.What is the average speed for the round trip?

A useful variable of traffic information is density-how many cars occupy a stretch of a highway.

A car starts from rest and 5 seconds later it is going .What is the car's average acceleration?

If you pull a pendulum back and let it go, the time required for it to return to approximately the same place from which it was released is called

A car starting from rest has a constant acceleration of 4 m/s2.How fast will it be going in 5 seconds?

Comparing speed and velocity,

Volume flow rate measurements are necessary to determine the amount of water or natural gas being used by us in our homes during a specific period of time.

When a solar flare occurs, how long does it take before a scientist sees it? (The Earth-Sun distance is and the speed of light is approximately .

A jiffy is the amount of time it takes light to travel one centimeter.If the speed of light is approximately , how many seconds are in a jiffy?

A thunderstorm is brewing in the distance.Upon seeing a flash of lightning you begin counting the seconds until you hear the thunder and notice that it took 5 seconds for the sound of thunder to reach you.Assuming the speed of sound in air to be , estimate how far away was the lightning strike?

The problem is said to be steady when the value of a physical quantity under investigation changes over time.

A car travels along a certain road at an average speed of and returns along the same road at an average speed of .Calculate the average speed for the round trip.

A slightly eccentric engineering professor rides a motorcycle whose front wheel has a diameter of .While riding the motorcycle he notices that the front wheel is rotating at .How fast is the motorcycle going?

If a wheel, turning at a constant angular speed, makes 5 complete revolutions every second, what is the angular speed, in revolutions per minute?

While filling up your car with gasoline, you notice that it takes 3 minutes to dispense 55 liters of gasoline through the 2.5 cm diameter hose.What is the average speed, in m/s, of the gasoline inside the hose?

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

Mass and Mass-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 8: Time and Time-Related Variables in Engineering

It takes 10 seconds to fill a 0.95-liter jar with water from your kitchen faucet.What is the flow rate, in liters per minute, from the faucet?

A person walks from home to a store with an average speed of 0.91 m/s.When returning home from store, she jogs with an average speed of 1.83 m/s, following her original path.What is the average speed for the round trip?

A useful variable of traffic information is density-how many cars occupy a stretch of a highway.

A car starts from rest and 5 seconds later it is going .What is the car's average acceleration?

If you pull a pendulum back and let it go, the time required for it to return to approximately the same place from which it was released is called

A car starting from rest has a constant acceleration of 4 m/s2.How fast will it be going in 5 seconds?

Comparing speed and velocity,

Volume flow rate measurements are necessary to determine the amount of water or natural gas being used by us in our homes during a specific period of time.

When a solar flare occurs, how long does it take before a scientist sees it? (The Earth-Sun distance is and the speed of light is approximately .

A jiffy is the amount of time it takes light to travel one centimeter.If the speed of light is approximately , how many seconds are in a jiffy?

A thunderstorm is brewing in the distance.Upon seeing a flash of lightning you begin counting the seconds until you hear the thunder and notice that it took 5 seconds for the sound of thunder to reach you.Assuming the speed of sound in air to be , estimate how far away was the lightning strike?

The problem is said to be steady when the value of a physical quantity under investigation changes over time.

A car travels along a certain road at an average speed of and returns along the same road at an average speed of .Calculate the average speed for the round trip.

A slightly eccentric engineering professor rides a motorcycle whose front wheel has a diameter of .While riding the motorcycle he notices that the front wheel is rotating at .How fast is the motorcycle going?

If a wheel, turning at a constant angular speed, makes 5 complete revolutions every second, what is the angular speed, in revolutions per minute?

While filling up your car with gasoline, you notice that it takes 3 minutes to dispense 55 liters of gasoline through the 2.5 cm diameter hose.What is the average speed, in m/s, of the gasoline inside the hose?

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

Mass and Mass-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