1 Physics And Measurement 2 Motion In One Dimension 3 Vectors 4 Motion In Two Dimensions 5 The Laws Of Motion 6 Circular Motion And Other Applications Of Newton's Laws 7 Energy Of A System 8 Conservation Of Energy 9 Linear Momentum And Collisions 10 Rotation Of A Rigid Object About A Fixed Axis 11 Angular Momentum 12 Static Equilibrium And Elasticity 13 Universal Gravitation 14 Fluid Mechanics 15 Oscillatory Motion 16 Wave Motion 17 Superposition And Standing Waves 18 Temperature 19 The First Law Of Thermodynamics 20 The Kinetic Theory Of Gases 21 Heat Engines, Entropy, And The Second Law Of Thermodynamics 22 Electricity And Magnetism 23 Continuous Charge Distributions And Gauss's Law 24 Electric Potential 25 Capacitance And Dielectrics 26 Current And Resistance 27 Direct-current Circuits 28 Magnetic Fields 29 Sources Of The Magnetic Field 30 Faraday's Law 31 Inductance 32 Alternating-current Circuits 33 Electromagnetic Waves 34 The Nature Of Light And The Principles Of Ray Optics 35 Image Fonnation 36 Wave Optics 37 Diffraction Patterns And Polarization 38 Relativity expand_more
7.1 Systems And Environments 7.2 Work Done By A Constant Force 7.3 The Scalar Product Of Two Vectors 7.4 Work Done By A Varying Force 7.5 Kinetic Energy And The Work-kinetic Energy Theorem 7.6 Potential Energy Of A System 7.7 Conservative And Nonconservative Forces 7.8 Relationship Between Conservative Forces And Potential Energy 7.9 Energy Diagrams And Equilibrium Of A System Chapter Questions expand_more
Problem 1P: A shopper in a supermarket pushes a cart with a force of 35.0 N directed at an angle of 25.0 below... Problem 2P: The record number of boat lifts, including the boat and its ten crew members, was achieved by Sami... Problem 3P: In 1990, Walter Arfeuille of Belgium lifted a 281.5-kg object through a distance of 17.1 cm using... Problem 4P: Spiderman, whose mass is 80.0 kg, is dangling on the free end of a 12.0-m-long rope, the other end... Problem 5P Problem 6P: Vector A has a magnitude of 5.00 units, and vector B has a magnitude of 9.00 units. The two vectors... Problem 7P: Find the scalar product of the vectors in Figure P7.7. Figure P7.7 Problem 8P: Using the definition of the scalar product, find the angles between (a) A=3i2j and B=4i4j, (b)... Problem 9P: A particle is subject to a force Fx that varies with position as shown in Figure P7.9. Find the work... Problem 10P: In a control system, an accelerometer consists of a 4.70-g object sliding on a calibrated horizontal... Problem 11P: When a 4.00-kg object is hung vertically on a certain light spring that obeys Hookes law, the spring... Problem 12P: Express the units of the force constant of a spring in SI fundamental units. Problem 13P: The tray dispenser in your cafeteria has broken and is not repairable. The custodian knows that you... Problem 14P: A light spring with force constant 3.85 N/m is compressed by 8.00 cm as it is held between a... Problem 15P: A small particle of mass m is pulled to the top of a friction less half-cylinder (of radius R) by a... Problem 16P: The force acting on a particle is Fx = (8x 16), where F is in newtons and x is in meters. (a) Make... Problem 17P: When different loads hang on a spring, the spring stretches to different lengths as shown in the... Problem 18P: A 100-g bullet is fired from a rifle having a barrel 0.600 m long. Choose the origin to be at the... Problem 19P: (a) A force F=(4xi+3yj), where F is in newtons and x and y are in meters, acts on an object as the... Problem 20P: Review. The graph in Figure P7.20 specifies a functional relationship between the two variables u... Problem 21P: A 0.600-kg particle has a speed of 2.00 m/s at point and kinetic energy of 7.50 J at point . What... Problem 22P: A 4.00-kg particle is subject to a net force that varies with position as shown in Figure P7.9. The... Problem 23P: A 2 100-kg pile driver is used to drive a steel I-beam into the ground. The pile driver falls 5.00 m... Problem 24P: Review. In an electron microscope, there is an electron gun that contains two charged metallic... Problem 25P: Review. You can think of the workkinetic energy theorem as a second theory of motion, parallel to... Problem 26P: You are lying in your bedroom, resting after doing your physics homework. As you stare at your... Problem 27P: Review. A 5.75-kg object passes through the origin at time t = 0 such that its x component of... Problem 28P: Review. A 7.80-g bullet moving at 575 m/s strikes the hand of a superhero, causing the hand to move... Problem 29P: A 0.20-kg stone is held 1.3 m above the top edge of a water well and then dropped into it. The well... Problem 30P: A 1 000-kg roller coaster car is initially at the top of a rise, at point . It then moves 135 ft, at... Problem 31P: A 4.00-kg particle moves from the origin to position , having coordinates x = 5.00 m and y = 5.00 m... Problem 32P: (a) Suppose a constant force acts on an object. The force does not vary with time or with the... Problem 33P: A force acting on a particle moving in the xy plane is given by F=(2yi+x2j), where F is in newtons... Problem 34P: Why is the following situation impossible? A librarian lifts a book from the ground to a high shelf,... Problem 35P: A single conservative force acts on a 5.0-kg particle within a system due to its interaction with... Problem 36P: A potential energy function for a system in which a two-dimensional force acts is of the form U =... Problem 37P Problem 38P: For the potential energy curve shown in Figure P7.38, (a) determine whether the force Fx is... Problem 39P: A right circular cone can theoretically be balanced on a horizontal surface in three different ways.... Problem 40AP: The potential energy function for a system of particles is given by U(x) = x3 + 2x2 + 3x, where x is... Problem 41AP: You have a new internship, where you are helping to design a new freight yard for the train station... Problem 42AP: When an object is displaced by an amount x from stable equilibrium, a restoring force acts on it,... Problem 43AP: A particle moves along the xaxis from x = 12.8 m to x = 23.7 m under the influence of a force... Problem 44AP: Why is the following situation impossible? In a new casino, a supersized pinball machine is... Problem 45AP Problem 46AP: (a) Take U = 5 for a system with a particle at position x = 0 and calculate the potential energy of... Problem 47AP: An inclined plane of angle = 20.0 has a spring of force constant k = 500 N/m fastened securely at... Problem 48AP: An inclined plane of angle has a spring of force constant k fastened securely at the bottom so that... Problem 49AP: Over the Christmas break, you are making some extra money for buying presents by working in a... Problem 50CP: A particle of mass m = 1.18 kg is attached between two identical springs on a frictionless,... format_list_bulleted