0 Mathematics Review 1 Models, Measurements, And Vectors 2 Motion Along A Straight Line 3 Motion In A Plane 4 Newton's Laws Of Motion 5 Applications Of Newton's Laws 6 Circular Motion And Gravitation 7 Work And Energy 8 Momentum 9 Rotational Motion 10 Dynamics Of Rotational Motion Periodic Motion, Waves, And Fluids 11 Elasticity And Periodic Motion 12 Mechanical Waves And Sound 13 Fluid Mechanics 14 Temperature And Heat 15 Thermal Properties Of Matter 16 The Second Law Of Thermodynamics 17 Electric Charge And Electric Field 18 Electric Potential And Capacitance 19 Current, Resistance, And Direct Current Circuits 20 Magnetic Field And Magnetic Forces 21 Electromagnetic Induction 22 Alternating Current 23 Electromagnetic Waves 24 Geometric Optics 25 Optical Instruments 26 Interference And Diffraction 27 Relativity 28 Photons, Electrons, And Atoms 29 Atoms, Molecules, And Solids 30 Nuclear And And High-energy Physics expand_more
Chapter Questions expand_more
Problem 1CQ: When tightening a bolt, mechanics sometimes extend the length of a wrench handle by slipping a... Problem 2CQ Problem 3CQ: Two identical uniform 30 cm bricks are placed one atop the other and pushed past the edge of a... Problem 4CQ: (a) If the forces on an object balance, do the torques necessarily balance? (b) If the torques on an... Problem 5CQ: (a) Can you change the location of your bodys center of mass? How? (b) Can you change your bodys... Problem 6CQ: Serious bicyclists say that if you reduce the weight of a bike, it is more effective if you do so in... Problem 7CQ Problem 8CQ: In terms of torques, discuss the action of a claw hammer in pulling out nails. Problem 9CQ: Why is a tapered water glass with a narrow base easier to tip over than one with straight sides?... Problem 10CQ: True or false? In picking an axis about which to compute torques in rotational equilibrium, it is... Problem 11CQ: Global warming. As the earths climate continues to warm, ice near the poles will melt and be added... Problem 12CQ: If two spinning objects have the same angular momentum, will they necessarily have the same... Problem 1MCP: You are designing a wheel that must have a fixed mass and diameter, but that can have its mass... Problem 2MCP Problem 3MCP: A student is sitting on a frictionless rotating stool with her arms outstretched holding equal heavy... Problem 4MCP: If the torques on an object balance, then it follows that this object (there could be more than one... Problem 5MCP: If the forces on an object balance, then it follows that this object (there could be more than one... Problem 6MCP Problem 7MCP: A person pushes vertically downward with force P on a lever of length L that is inclined at an angle... Problem 8MCP: String is wrapped around the outer rim of a solid uniform cylinder that is free to rotate about a... Problem 9MCP: A ball of mass 0.20 kg is whirled in a horizontal circle at the end of a light string 75 cm long at... Problem 10MCP: A heavy solid disk rotating freely and slowed only by friction applied at its outer edge takes 100... Problem 11MCP: A uniform metal meterstick is balanced as shown in Figure 10.40 with a 1.0 kg rock attached to the... Problem 1P Problem 2P: Calculate the net torque about point O for the two forces applied as in Figure 10.42. The rod and... Problem 3P: Three forces are applied to a wheel of radius 0.350 m, as shown in Figure 10.43. One force is... Problem 4P: A 4 N and a 10 N force act on an object. The moment arm of the 4 N force is 0.2 m. If the 10 N force... Problem 5P: A square metal plate 0.180 m on each side is pivoted about an axis through point O at its center and... Problem 6P: A cord is wrapped around the rim of a wheel 0.250 m in radius, and a steady pull of 40.0 N is... Problem 7P: A certain type of propeller blade can be modeled as a thin uniform bar 2.50 m long and of mass 24.0... Problem 8P: A 750 g grinding wheel 25.0 cm in diameter is in the shape of a uniform solid disk. (We can ignore... Problem 9P: A grindstone in the shape of a solid disk with diameter 0.520 m and a mass of 50.0 kg is rotating at... Problem 10P: A solid, uniform cylinder with mass 8.00 kg and diameter 0.20 m is spinning at 20 rad/s on a thin,... Problem 11P: A 2.00 kg stone is tied to a thin, light wire wrapped around the outer edge of the uniform 10.0 kg... Problem 12P: A light rope is wrapped several times around a large wheel with a radius of 0.400 m. The wheel... Problem 13P: A thin, light string is wrapped around the rim of a 4.00 kg solid uniform disk that is 30.0 cm in... Problem 14P: 14. A uniform, 8.40-kg, spherical shell 50.0 cm in diameter has four small 2.00-kg masses attached... Problem 15P: A hollow spherical shell with mass 2.00 kg rolls without slipping down a 38.0 slope. (a) Find the... Problem 16P: A solid disk of radius 8.50 cm and mass 1.25 kg, which is rolling at a speed of 2.50 m/s, begins... Problem 17P: What is the power output in horsepower of an electric motor turning at 4800 rev/min and developing a... Problem 18P: A solid uniform sphere of mass 5 kg and radius 0.1 m rolls down an inclined plane without slipping.... Problem 19P: A playground merry-go-round has a radius of 4.40 m and a moment of inertia of 245 kgm2 and turns... Problem 20P: The flywheel of a motor has a mass of 300.0 kg and a moment of inertia of 580 kgm2. The motor... Problem 21P: Calculate the angular momentum and kinetic energy of a solid uniform sphere with a radius of 0.120 m... Problem 22P: (a) Calculate the magnitude of the angular momentum of the earth in a circular orbit around the sun.... Problem 23P: A small 0.300 kg bird is flying horizontally at 3.50 m/s toward a 0.750 kg thin bar hanging... Problem 24P: A. small 4.0 kg brick is released from rest 2.5 m above a horizontal seesaw on a fulcrum at its... Problem 25P: The London Eye is the tallest Ferris wheel in Europe. It s located on the banks of the River Thames... Problem 26P: A certain drawbridge can be modeled as a uniform 15,000 N bar, 12.0 m long, pivoted about is lower... Problem 27P: On an old-fashioned rotating piano stool, a woman sits holding a pair of dumbbells at a distance of... Problem 28P: The spinning figure skater. The outstretched hands and arms of a figure skater preparing for a spin... Problem 29P: A small block on a frictionless horizontal surface has a mass of 0.0250 kg. It is attached to a... Problem 30P: A uniform 2 kg solid disk of radius R 0.4 m is free to rotate on a frictionless horizontal axle... Problem 31P: A diver comes off a board with arms straight up and legs straight down, giving her a moment of... Problem 32P: A large turntable rotates about a fixed vertical axis, making one revolution in 6.00 s. The moment... Problem 33P: A large wooden turntable in the shape of a flat disk has a radius of 2.00 m and a total mass of 120... Problem 34P: Which of the objects shown in Figure 10.55 are in only translational equilibrium, only rotational... Problem 35P: (a) In each of the objects in Figure 10.56, what magnitude of force F (if any) is needed to put the... Problem 36P Problem 37P Problem 38P Problem 39P Problem 40P Problem 41P: The horizontal beam in Figure 10.60 weighs 150 N, and its center of gravity is at its center. First... Problem 42P: The boom in Figure 10.61 weighs 2600 N and is attached to a frictionless pivot at its lower end. It... Problem 43P: A uniform ladder 7.0 m long weighing 450 N rests with one end on the ground and the other end... Problem 44P: A 9.0 m uniform beam is hinged to a vertical wall and held horizontally by a 5.0 m cable attached to... Problem 45P: A uniform beam 4.0 m long and weighing 2500 N carries a 3500 N weight 1.50 m from the far end, as... Problem 46P: A diving board 3.00 m long is supported at a point 1.00 m from the end, and a diver weighing 500 N... Problem 47P: Two people carry a heavy electric motor by placing it on a light board 2.00 m long. One person lifts... Problem 48P: Pumping iron. A 72.0 kg weightlifter is doing arm raises using a 7.50 kg weight in her hand. Her arm... Problem 49P: The deltoid muscle. The deltoid muscle is the main muscle that allows you to raise your arm or even... Problem 50P: The rotor (flywheel) of a toy gyroscope has a mass of 0.140 kg. Its moment of inertia about its axis... Problem 51P: For each of the following rotating objects, describe the direction of the angular momentum vector:... Problem 52GP Problem 53GP: A good workout. You are doing exercises on a Nautilus machine in a gym to strengthen your deltoid... Problem 54GP: Prior to being placed in its hole, a 5700 N, 9.0-m-long, uniform utility pole makes some nonzero... Problem 55GP Problem 56GP: One end of a 1.2-m-long beam is hinged to a vertical wall and the other end is held up by a thin... Problem 57GP: The farmyard gate. A gate 4.00 m wide and 2.00 m high weighs 500 N. Its center of gravity is at its... Problem 58GP: 58. Atwoods machine. Figure 10.72 illustrates an Atwoods machine. Find the linear accelerations of... Problem 59GP Problem 60GP: The forces on the foot. A 750 N athlete standing on one foot on a very smooth gym floor lifts his... Problem 61GP: A uniform solid cylinder of mass M is supported on a ramp that rises at an angle above the... Problem 62GP Problem 63GP: You are trying to raise a bicycle wheel of mass m and radius R up over a curb of height h. To do... Problem 64GP: An experimental bicycle wheel is placed on a test stand so that it is free to turn on its axle. If a... Problem 65GP Problem 66GP: Disks A and B are mounted on shaft SS and may be connected or disconnected by clutch C. (See Figure... Problem 67GP: One end of a thin, uniform rod is connected to a frictionless hinge as shown in Figure 10.79. The... Problem 68GP: A uniform, 7.5-m-long beam weighing 9000 N is hinged to a wall and supported by a thin cable... Problem 69PP: Human moment of inertia. The moment of inertia of the human body about an axis through its center of... Problem 70PP: While the turntable is being accelerated, the person suddenly extends her legs. What happens to the... Problem 71PP: A doubling of the torque produces a greater angular acceleration. Which of the following would do... Problem 72PP: If the bodys center of mass were not placed on the rotational axis of the turntable, how would the... Problem 73PP: Torques and tug-of-war. In a study of the biomechanics of the tug-of-war, a 2.0-m-tall, 80.0 kg... Problem 74PP: If the competitor leans slightly farther back (increasing the angle between his body and the... Problem 75PP: Torques and tug-of-war. In a study of the biomechanics of the tug-of-war, a 2.0-m-tall, 80.0 kg... format_list_bulleted