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Exam 1: Introduction and Mathematical Concepts

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Exam 1: Introduction and Mathematical Concepts70 Questionsadd course
Exam 2: Kinematics in One Dimension103 Questionsadd course
Exam 3: Kinematics in Two Dimensions68 Questionsadd course
Exam 4: Forces and Newtons Laws of Motion103 Questionsadd course
Exam 5: Dynamics of Uniform Circular Motion59 Questionsadd course
Exam 6: Work and Energy78 Questionsadd course
Exam 7: Impulse and Momentum66 Questionsadd course
Exam 8: Rotational Kinematics55 Questionsadd course
Exam 9: Rotational Dynamics57 Questionsadd course
Exam 10: Simple Harmonic Motion and Elasticity63 Questionsadd course
Exam 11: Fluids65 Questionsadd course
Exam 12: Temperature and Heat66 Questionsadd course
Exam 13: The Transfer of Heat42 Questionsadd course
Exam 14: The Ideal Gas Law and Kinetic Theory55 Questionsadd course
Exam 15: Thermodynamics79 Questionsadd course
Exam 16: Waves and Sound67 Questionsadd course
Exam 17: The Principle of Linear Superposition and Interference Phenomena46 Questionsadd course
Exam 18: Electric Forces and Electric Fields61 Questionsadd course
Exam 19: Electric Potential Energy and the Electric Potential70 Questionsadd course
Exam 20: Electric Circuits100 Questionsadd course
Exam 21: Magnetic Forces and Magnetic Fields66 Questionsadd course
Exam 22: Electromagnetic Induction71 Questionsadd course
Exam 23: Alternating Current Circuits84 Questionsadd course
Exam 24: Electromagnetic Waves66 Questionsadd course
Exam 25: The Refl Ection of Light: Mirrors43 Questionsadd course
Exam 26: The Refraction of Light: Lenses and Optical Instruments102 Questionsadd course
Exam 27: Interference and the Wave Nature of Light57 Questionsadd course
Exam 28: Special Relativity63 Questionsadd course
Exam 29: Particles and Waves54 Questionsadd course
Exam 30: The Nature of the Atom74 Questionsadd course
Exam 31: Nuclear Physics and Radioactivity37 Questionsadd course
Exam 32: Ionizing Radiation, Nuclear Energy, and Elementary Particles45 Questionsadd course
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Use the component method of vector addition to find the resultant of the following three vectors: Use the component method of vector addition to find the resultant of the following three vectors: = 56 km, east = 11 km, 22° south of east = 88 km, 44° west of south = 56 km, east Use the component method of vector addition to find the resultant of the following three vectors: = 56 km, east = 11 km, 22° south of east = 88 km, 44° west of south = 11 km, 22° south of east Use the component method of vector addition to find the resultant of the following three vectors: = 56 km, east = 11 km, 22° south of east = 88 km, 44° west of south = 88 km, 44° west of south

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Question 61

A certain mountain road is inclined 3.1° with respect to the horizon. What is the change in altitude of the car as a result of its traveling 2.90 km along the road?

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Question 62

The Boston Marathon is the oldest annual foot race, in which those that finish complete a distance of 26 miles, 385 yards. Express this distance in kilometers.

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Question 63

A runaway dog walks 0.64 km due north. He then runs due west to a hot dog stand. If the magnitude of the dog's total displacement vector is 0.91 km, what is the magnitude of the dog's displacement vector in the due west direction?

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Question 64

Two vectors Two vectors and , are added together to form the vector = + . The relationship between the magnitudes of these vectors is given by: C<sub>x </sub>= A cos 30° + B and C<sub>y </sub>= -A sin 30°. Which statement best describes the orientation of these vectors? and Two vectors and , are added together to form the vector = + . The relationship between the magnitudes of these vectors is given by: C<sub>x </sub>= A cos 30° + B and C<sub>y </sub>= -A sin 30°. Which statement best describes the orientation of these vectors? , are added together to form the vector Two vectors and , are added together to form the vector = + . The relationship between the magnitudes of these vectors is given by: C<sub>x </sub>= A cos 30° + B and C<sub>y </sub>= -A sin 30°. Which statement best describes the orientation of these vectors? = Two vectors and , are added together to form the vector = + . The relationship between the magnitudes of these vectors is given by: C<sub>x </sub>= A cos 30° + B and C<sub>y </sub>= -A sin 30°. Which statement best describes the orientation of these vectors? + Two vectors and , are added together to form the vector = + . The relationship between the magnitudes of these vectors is given by: C<sub>x </sub>= A cos 30° + B and C<sub>y </sub>= -A sin 30°. Which statement best describes the orientation of these vectors? . The relationship between the magnitudes of these vectors is given by: Cx = A cos 30° + B and Cy = -A sin 30°. Which statement best describes the orientation of these vectors?

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Question 65

A bird flies 25.0 m in the direction 55° east of south to its nest on a cliff. The bird then flies 75.0 m in the direction 55° west of north to the top of a tree. What are the northward and westward components of the resultant displacement of the bird from its nest? northward westward

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Question 66

The x and y components of a displacement vector are -3.00 m and +4.00 m, respectively. What angle does this vector make with the positive x axis?

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Question 67

A boat radioed a distress call to a Coast Guard station. At the time of the call, a vector A from the station to the boat had a magnitude of 45.0 km and was directed 15.0° east of north. A vector from the station to the point where the boat yxas later found is A boat radioed a distress call to a Coast Guard station. At the time of the call, a vector A from the station to the boat had a magnitude of 45.0 km and was directed 15.0° east of north. A vector from the station to the point where the boat yxas later found is =30.0 km, 15.0° north of east. -How far did the boat travel from the point where the distress call was made to the point where the boat was found? In other words, what is the magnitude of vector ?=30.0 km, 15.0° north of east. -How far did the boat travel from the point where the distress call was made to the point where the boat was found? In other words, what is the magnitude of vector A boat radioed a distress call to a Coast Guard station. At the time of the call, a vector A from the station to the boat had a magnitude of 45.0 km and was directed 15.0° east of north. A vector from the station to the point where the boat yxas later found is =30.0 km, 15.0° north of east. -How far did the boat travel from the point where the distress call was made to the point where the boat was found? In other words, what is the magnitude of vector ? ?

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Question 68

Four members of the Main Street Bicycle Club meet at a certain intersection on Main Street. The members then start from the same location, but travel in different directions. A short time later, displacement vectors for the four members are: Four members of the Main Street Bicycle Club meet at a certain intersection on Main Street. The members then start from the same location, but travel in different directions. A short time later, displacement vectors for the four members are: = 2.0 km, east; = 5.2 km, north; = 4.9 km, west; = 3.0 km, south What is the resultant displacement of the members of the bicycle club: = + + + ? = 2.0 km, east; Four members of the Main Street Bicycle Club meet at a certain intersection on Main Street. The members then start from the same location, but travel in different directions. A short time later, displacement vectors for the four members are: = 2.0 km, east; = 5.2 km, north; = 4.9 km, west; = 3.0 km, south What is the resultant displacement of the members of the bicycle club: = + + + ? = 5.2 km, north; Four members of the Main Street Bicycle Club meet at a certain intersection on Main Street. The members then start from the same location, but travel in different directions. A short time later, displacement vectors for the four members are: = 2.0 km, east; = 5.2 km, north; = 4.9 km, west; = 3.0 km, south What is the resultant displacement of the members of the bicycle club: = + + + ? = 4.9 km, west; Four members of the Main Street Bicycle Club meet at a certain intersection on Main Street. The members then start from the same location, but travel in different directions. A short time later, displacement vectors for the four members are: = 2.0 km, east; = 5.2 km, north; = 4.9 km, west; = 3.0 km, south What is the resultant displacement of the members of the bicycle club: = + + + ? = 3.0 km, south What is the resultant displacement Four members of the Main Street Bicycle Club meet at a certain intersection on Main Street. The members then start from the same location, but travel in different directions. A short time later, displacement vectors for the four members are: = 2.0 km, east; = 5.2 km, north; = 4.9 km, west; = 3.0 km, south What is the resultant displacement of the members of the bicycle club: = + + + ? of the members of the bicycle club: Four members of the Main Street Bicycle Club meet at a certain intersection on Main Street. The members then start from the same location, but travel in different directions. A short time later, displacement vectors for the four members are: = 2.0 km, east; = 5.2 km, north; = 4.9 km, west; = 3.0 km, south What is the resultant displacement of the members of the bicycle club: = + + + ? = Four members of the Main Street Bicycle Club meet at a certain intersection on Main Street. The members then start from the same location, but travel in different directions. A short time later, displacement vectors for the four members are: = 2.0 km, east; = 5.2 km, north; = 4.9 km, west; = 3.0 km, south What is the resultant displacement of the members of the bicycle club: = + + + ? + Four members of the Main Street Bicycle Club meet at a certain intersection on Main Street. The members then start from the same location, but travel in different directions. A short time later, displacement vectors for the four members are: = 2.0 km, east; = 5.2 km, north; = 4.9 km, west; = 3.0 km, south What is the resultant displacement of the members of the bicycle club: = + + + ? + Four members of the Main Street Bicycle Club meet at a certain intersection on Main Street. The members then start from the same location, but travel in different directions. A short time later, displacement vectors for the four members are: = 2.0 km, east; = 5.2 km, north; = 4.9 km, west; = 3.0 km, south What is the resultant displacement of the members of the bicycle club: = + + + ? + Four members of the Main Street Bicycle Club meet at a certain intersection on Main Street. The members then start from the same location, but travel in different directions. A short time later, displacement vectors for the four members are: = 2.0 km, east; = 5.2 km, north; = 4.9 km, west; = 3.0 km, south What is the resultant displacement of the members of the bicycle club: = + + + ? ?

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Question 69

A displacement vector has a magnitude of 810 m and points at an angle of 18° above the positive x axis. What are the x and y scalar components of this vector? x scalar component y scalar component

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Question 70
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