Question 1

The measurement 5.130 $\times$ 10-4 has _____ significant figures.

Accepted Answer

A) two 
B) three 
C) one 
D) seven 
E) four 
A) two 
B) three 
C) one 
D) seven 
E) four

Question 2

If you have a music CD collection of about 150 discs,estimate the order of magnitude of the number of heartbeats you would have if you listened all the way through your collection.

Accepted Answer

A) 106  
B) 108  
C) 1010  
D) 104  
E) 103  
A) 106  
B) 108  
C) 1010  
D) 104  
E) 103

Question 3

Which of the following is NOT a vector?

Accepted Answer

A) velocity 
B) acceleration 
C) displacement 
D) mass 
E) force 
A) velocity 
B) acceleration 
C) displacement 
D) mass 
E) force

Question 4

Three vectors   ,   ,and   have the following x and y components:   The magnitude of the resultant of   ,   ,and   is

Accepted Answer

A) 3.3 
B) 5.0 
C) 11 
D) 7.8 
E) 14 
A) 3.3 
B) 5.0 
C) 11 
D) 7.8 
E) 14

Question 5

The components of a vector

Accepted Answer

A) are not unique. 
B) depend on the axes chosen. 
C) can have one of the components equal to zero. 
D) can be negative. 
E) All of the above. 
A) are not unique. 
B) depend on the axes chosen. 
C) can have one of the components equal to zero. 
D) can be negative. 
E) All of the above.

Question 6

In doing a calculation,you end up with a fraction having m/s in the numerator and m/s2 in the denominator.The result will have units of

Accepted Answer

A) m2/s3  
B) s-1  
C) s3/m2  
D) s 
E) m/s 
A) m2/s3  
B) s-1  
C) s3/m2  
D) s 
E) m/s

Question 7

Which of the following prefixes does NOT represent a fractional part of a whole unit?

Accepted Answer

A) nano 
B) micro 
C) kilo 
D) milli 
E) deci 
A) nano 
B) micro 
C) kilo 
D) milli 
E) deci

Question 8

The mass of an electron is of the order of 10-30 kg and the mass of the universe is believed to be of the order of 1052 kg.From this information you can conclude that

Accepted Answer

A) the mass of Earth is 52 orders of magnitude greater than that of the electron. 
B) the mass of Earth is 30 orders of magnitude greater than that of the electron. 
C) the mass of the electron is 82 orders of magnitude greater than that of Earth. 
D) the mass of Earth is 82 orders of magnitude greater than that of the electron. 
E) the mass of the electron is 30 orders of magnitude greater than that of Earth. 
A) the mass of Earth is 52 orders of magnitude greater than that of the electron. 
B) the mass of Earth is 30 orders of magnitude greater than that of the electron. 
C) the mass of the electron is 82 orders of magnitude greater than that of Earth. 
D) the mass of Earth is 82 orders of magnitude greater than that of the electron. 
E) the mass of the electron is 30 orders of magnitude greater than that of Earth.

Question 9

Which of the following is NOT one of the fundamental units in the SI system?

Accepted Answer

A) Newton 
B) meter 
C) kilogram 
D) second 
E) All of the above are fundamental units in the SI system. 
A) Newton 
B) meter 
C) kilogram 
D) second 
E) All of the above are fundamental units in the SI system.

Question 10

To convert a quantity from km/h to m/s,you must

Accepted Answer

A) multiply by 1000 and divide by 60. 
B) multiply by 1000 and divide by 3600. 
C) multiply by 60 and divide by 1000. 
D) multiply by 3600 and divide by 1000. 
E) None of these is correct. 
A) multiply by 1000 and divide by 60. 
B) multiply by 1000 and divide by 3600. 
C) multiply by 60 and divide by 1000. 
D) multiply by 3600 and divide by 1000. 
E) None of these is correct.

Question 11

The prefix "pico" means

Accepted Answer

A) 10-12  
B) 10-6  
C) 10-3  
D) 106  
E) 109  
A) 10-12  
B) 10-6  
C) 10-3  
D) 106  
E) 109

Question 12

Vectors   and   have the following components:   The angle between the positive x axis and the vector   -   is

Accepted Answer

A) -45º 
B) 194º 
C) 37º 
D) -54º 
E) 86º 
A) -45º 
B) 194º 
C) 37º 
D) -54º 
E) 86º

Question 13

The prefix "nano" means

Accepted Answer

A) 10-12  
B) 10-6  
C) 10-3  
D) 10-2  
E) None of these is correct. 
A) 10-12  
B) 10-6  
C) 10-3  
D) 10-2  
E) None of these is correct.

Question 14

Which of the following is a fundamental unit of the SI system of units?

Accepted Answer

A) kilometer 
B) joule 
C) kilogram 
D) gram 
E) newton 
A) kilometer 
B) joule 
C) kilogram 
D) gram 
E) newton

Question 15

Vectors   ,   ,and   have the following components,expressed in arbitrary units:   Vector   is defined so that   The magnitude and direction of   relative to the positive x axis are

Accepted Answer

A) 7.6 units at -26º 
B) 7.6 units at 154º 
C) 14 units at 26º 
D) 3.5 units at 29º 
E) 10 units at 29º 
A) 7.6 units at -26º 
B) 7.6 units at 154º 
C) 14 units at 26º 
D) 3.5 units at 29º 
E) 10 units at 29º

Question 16

If x and t represent distance and time,respectively,the C in x = 1/2Ct 2 must

Accepted Answer

A) have the dimensions ML/T 2. 
B) have the dimensions M. 
C) have the dimensions L/T 2. 
D) have the dimensions L2/T 2. 
E) be dimensionless. 
A) have the dimensions ML/T 2. 
B) have the dimensions M. 
C) have the dimensions L/T 2. 
D) have the dimensions L2/T 2. 
E) be dimensionless.

Question 17

The prefix "giga" means

Accepted Answer

A) 1012  
B) 106  
C) 103  
D) 109  
E) 1015  
A) 1012  
B) 106  
C) 103  
D) 109  
E) 1015

Question 18

Two vector quantities,whose directions can be altered at will,can have a resultant between the limits 5 and 15.The magnitudes of these two vector quantities could be

Accepted Answer

A) 2 and 2 
B) 5 and 10 
C) 20 and 40 
D) 20 and 50 
E) 59 and 97 
A) 2 and 2 
B) 5 and 10 
C) 20 and 40 
D) 20 and 50 
E) 59 and 97

Question 19

In the expression Fnet = ma,m must have the dimensions

Accepted Answer

A) ML/T 2  
B) M 
C) L/T 2  
D) L/T 
E) ML2/T 2  
A) ML/T 2  
B) M 
C) L/T 2  
D) L/T 
E) ML2/T 2

Question 20

If v and t represent velocity and time,respectively,C2 in v = C1e-C2t  must

Accepted Answer

A) have the dimensions L/T. 
B) have the dimensions 1/T. 
C) have the dimensions L/T 2. 
D) have the dimensions L2/T 2. 
E) be dimensionless. 
A) have the dimensions L/T. 
B) have the dimensions 1/T. 
C) have the dimensions L/T 2. 
D) have the dimensions L2/T 2. 
E) be dimensionless.

Exam 1: Systems of Measurement

The measurement 5.130 ×\times× 10-4 has _____ significant figures.

If you have a music CD collection of about 150 discs,estimate the order of magnitude of the number of heartbeats you would have if you listened all the way through your collection.

Which of the following is NOT a vector?

Three vectors , ,and have the following x and y components: The magnitude of the resultant of , ,and is

The components of a vector

In doing a calculation,you end up with a fraction having m/s in the numerator and m/s2 in the denominator.The result will have units of

Which of the following prefixes does NOT represent a fractional part of a whole unit?

The mass of an electron is of the order of 10-30 kg and the mass of the universe is believed to be of the order of 1052 kg.From this information you can conclude that

Which of the following is NOT one of the fundamental units in the SI system?

To convert a quantity from km/h to m/s,you must

The prefix "pico" means

Vectors and have the following components: The angle between the positive x axis and the vector - is

The prefix "nano" means

Which of the following is a fundamental unit of the SI system of units?

Vectors , ,and have the following components,expressed in arbitrary units: Vector is defined so that The magnitude and direction of relative to the positive x axis are

If x and t represent distance and time,respectively,the C in x = 1/2Ct 2 must

The prefix "giga" means

Two vector quantities,whose directions can be altered at will,can have a resultant between the limits 5 and 15.The magnitudes of these two vector quantities could be

In the expression Fnet = ma,m must have the dimensions

If v and t represent velocity and time,respectively,C2 in v = C1e-C2t must

Motion in One Dimension

Motion in Two and Three Dimensions

Newtons Laws

Applications of Newtons Laws

Work and Energy

Conservation of Energy

Systems of Particles and Conservation of Linear Momentum

Rotation

Conservation of Angular Momentum

Gravity

Static Equilibrium and Elasticity

Fluids

Oscillations

Wave Motion

Superposition and Standing Waves

Temperature and the Kinetic Theory of Gases

Heat and the First Law of Thermodynamics

The Second Law of Thermodynamics

Thermal Properties and Processes

The Electric Field I: Discrete Charge Distributions

The Electric Field Ii: Continuous Charge Distributions

Electric Potential

Capacitance

Electric Current and Direct-Current Circuits

The Magnetic Field

Sources of the Magnetic Field

Magnetic Induction

Alternating-Current Circuits

Maxwells Equations and Electromagnetic Waves

Properties of Light

Optical Images

Interference and Diffraction

Wave Particle Duality and Quantum Physics

Applications of the Schrodinger Equation

Atoms

Molecules

Solids and the Theory of Conduction

Relativity

Nuclear Physics

Elementary Particles and the Beginning of the Universe

Filters

The measurement 5.130 $\times$ 10^-4 has _____ significant figures.

In doing a calculation,you end up with a fraction having m/s in the numerator and m/s² in the denominator.The result will have units of

The mass of an electron is of the order of 10^-30 kg and the mass of the universe is believed to be of the order of 10⁵² kg.From this information you can conclude that

If x and t represent distance and time,respectively,the C in x = ¹/2Ct ² must

In the expression F_net = ma,m must have the dimensions

If v and t represent velocity and time,respectively,C₂ in v = C₁e^-C2^t must