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 Sound Waves 18 Superposition And Standing Waves 19 Temperature 20 The First Law Of Thermodynamics 21 The Kinetic Theory Of Gases 22 Heat Engines, Entropy, And The Second Law Of Thermodynamics 23 Electric Fields 24 Gauss’s Law 25 Electric Potential 26 Capacitance And Dielectrics 27 Current And Resistance 28 Direct-current Circuits 29 Magnetic Fields 30 Sources Of The Magnetic Field 31 Faraday’s Law 32 Inductance 33 Alternating Current Circuits 34 Electromagnetic Waves 35 The Nature Of Light And The Principles Of Ray Optics 36 Image Formation 37 Wave Optics 38 Diffraction Patterns And Polarization 39 Relativity Chapter20: The First Law Of Thermodynamics
Chapter Questions Section: Chapter Questions
Problem 20.1QQ Problem 20.2QQ: Suppose the same process of adding energy to the ice cube is performed as discussed above with... Problem 20.3QQ Problem 20.4QQ: Characterize the paths in Figure 19.12 as isobaric, isovolumetric, isothermal, or adiabatic. For... Problem 20.5QQ Problem 20.1OQ: An ideal gas is compressed to half its initial volume by means of several possible processes. Which... Problem 20.2OQ: A poker is a stiff, nonflammable rod used to push burning logs around in a fireplace. For safety and... Problem 20.3OQ: Assume you are measuring the specific heat of a sample of originally hot metal by using a... Problem 20.4OQ Problem 20.5OQ Problem 20.6OQ: Ethyl alcohol has about one-half the specific heat of water. Assume equal amounts of energy are... Problem 20.7OQ: The specific heat of substance A is greater than that of substance B. Both A and B are at the same... Problem 20.8OQ: Beryllium has roughly one-half the specific heat of water (H2O). Rank the quantities of energy input... Problem 20.9OQ Problem 20.10OQ: A 100-g piece of copper, initially at 95.0C, is dropped into 200 g of water contained in a 280-g... Problem 20.11OQ Problem 20.12OQ: If a gas is compressed isothermally, which of the following statements is true? (a) Energy is... Problem 20.13OQ Problem 20.14OQ: If a gas undergoes an isobaric process, which of the following statements is true? (a) The... Problem 20.15OQ Problem 20.1CQ Problem 20.2CQ: You need to pick up a very hot cooking pot in your kitchen. You have a pair of cotton oven mitts. To... Problem 20.3CQ Problem 20.4CQ Problem 20.5CQ Problem 20.6CQ: In 1801, Humphry Davy rubbed together pieces of ice inside an icehouse. He made sure that nothing in... Problem 20.7CQ Problem 20.8CQ Problem 20.9CQ Problem 20.10CQ: When camping in a canyon on a still night, a camper notices that as soon as the sun strikes the... Problem 20.11CQ: Pioneers stored fruits and vegetables in underground cellars. In winter, why did the pioneers place... Problem 20.12CQ Problem 20.1P Problem 20.2P: Consider Joules apparatus described in Figure 20.1. The mass of each of the two blocks is 1.50 kg,... Problem 20.3P Problem 20.4P: The highest waterfall in the world is the Salto Angel in Venezuela. Its longest single falls has a... Problem 20.5P: What mass of water at 25.0C must be allowed to come to thermal equilibrium with a 1.85-kg cube of... Problem 20.6P: The temperature of a silver bar rises by 10.0C when it absorbs 1.23 kJ of energy by heat. The mass... Problem 20.7P: In cold climates, including the northern United States, a house can be built with very large windows... Problem 20.8P: A 50.0-g sample of copper is at 25.0C. If 1 200 J of energy is added to it by heat, what is the... Problem 20.9P: An aluminum cup of mass 200 g contains 800 g of water in thermal equilibrium at 80.0C. The... Problem 20.10P: If water with a mass mk at temperature Tk is poured into an aluminum cup of mass mA1 containing mass... Problem 20.11P: A 1.50-kg iron horseshoe initially at 600C is dropped into a bucket containing 20.0 kg of water at... Problem 20.12P: An electric drill with a steel drill bit of mass m = 27.0 g and diameter 0.635 cm is used to drill... Problem 20.13P: An aluminum calorimeter with a mass of 100 g contains 250 g of water. The calorimeter and water are... Problem 20.14P: A 3.00-g copper coin at 25.0C drops 50.0 m to the ground. (a) Assuming 60.0% of the change in... Problem 20.15P: Two thermally insulated vessels are connected by a narrow tube lined with a valve that is initially... Problem 20.16P: A 50.0-g copper calorimeter contains 250 g of water at 20.0C. How much steam at 100C must be... Problem 20.17P Problem 20.18P: How much energy is required to change a 40.0-g ice cube from ice at 10.0C to steam at 110C? Problem 20.19P: A 75.0-g ice cube at 0C is placed in 825 g of water at 25.0C. What is the final temperature of the... Problem 20.20P: A 3.00-g lead bullet at 30.0C is fired at a speed of 240 m/s into a large block of ice at 0C, in... Problem 20.21P: Steam at 100C is added to ice at 0C. (a) Find the amount of ice melted and the final temperature... Problem 20.22P: A 1.00-kg Mock of copper at 20.0C is dropped into a large vessel of liquid nitrogen at 77.3 K. How... Problem 20.23P: In an insulated vessel, 250 g of ice at 0C is added to 600 g of water at 18.0C. (a) What is the... Problem 20.24P Problem 20.25P: An ideal gas is enclosed in a cylinder with a movable piston on top of it. The piston has a mass of... Problem 20.26P Problem 20.27P: One mole of an ideal gas is warmed slowly so that it goes from the PV state (Pi, Vi) to (3Pi, 3Vi)... Problem 20.28P: (a) Determine the work done on a gas that expands from i to f as indicated in Figure P19.16. (b)... Problem 20.29P: An ideal gas is taken through a quasi-static process described by P = V2with = 5.00 atm/m6, as... Problem 20.30P: A gas is taken through the cyclic process described in Figure P20.30. (a) Find the net energy... Problem 20.31P: Consider the cyclic process depicted in Figure P20.30. If Q is negative for the process BC and Eint... Problem 20.32P: Why is the following situation impossible? An ideal gas undergoes a process with the following... Problem 20.33P: A thermodynamic system undergoes a process in which its internal energy decreases by 500 J. Over the... Problem 20.34P: A sample of an ideal gas goes through the process shown in Figure P20.34. From A to B. the process... Problem 20.35P: A 2.00-mol sample of helium gas initially at 300 K, and 0.400 atm is compressed isothermally to 1.20... Problem 20.36P: (a) How much work is done on the steam when 1.00 mol of water at 100C boils and becomes 1.00 mol of... Problem 20.37P Problem 20.38P: One mole of an ideal gas does 3 000 J of work on surroundings as it expands isothermally to a final... Problem 20.39P: A 1.00-kg block of aluminum is warmed at atmospheric pressure so that its temperature increases from... Problem 20.40P: In Figure P19.22, the change in internal energy of a gas that is taken from A to C along the blue... Problem 20.41P: An ideal gas initially at Pi, Vi, and Ti is taken through a cycle as shown in Figure P20.41. (a)... Problem 20.42P: An ideal gas initially at Pi, Vi, and Ti is taken through a cycle as shown in Figure P20.41. (a)... Problem 20.43P: A glass windowpane in a home is 0.620 cm thick and has dimensions of 1.00 in 2.00 in. On a certain... Problem 20.44P: A concrete slab is 12.0 cm thick and has an area of 5.00 m2. Electric heating coils are installed... Problem 20.45P: A student is trying to decide what to wear. His bedroom is at 20.0C. His skin temperature is 35.0C.... Problem 20.46P: The surface of the Sun has a temperature of about 5 800 K. The radius of the Sun is 6.96 X 108 in.... Problem 20.47P: The tungsten filament of a certain 100-W lightbulb radiates 2.00 W of light. (The other 98 W is... Problem 20.48P: At high noon, the Sun delivers 1 000 W to each square meter of a blacktop road. If the hot asphalt... Problem 20.49P: Two lightbulbs have cylindrical filaments much greater in length than in diameter. The evacuated... Problem 20.50P Problem 20.51P: A copper rod and an aluminum rod of equal diameter are joined end to end in good thermal contact.... Problem 20.52P: A box with a total surface area of 1.20 m2 and a wall thickness of 4.00 cm is made of an insulating... Problem 20.53P: (a) Calculate the R-value of a thermal window made of two single panes of glass each 0.125 in. thick... Problem 20.54P: At our distance from the Sun, the intensity of solar radiation is 1 370 W/m2. The temperature of the... Problem 20.55P: A bar of gold (Au) is in thermal contact with a bar of silver (Ag) of the same length and area (Fig.... Problem 20.56P Problem 20.57P Problem 20.58AP: A gas expands from I to Fin Figure P20.58 (page 622). The energy added to the gas by heat is 418 J... Problem 20.59AP: Gas in a container is at a pressure of 1.50 atm and a volume of 4.04 m3. What is the work done on... Problem 20.60AP: Liquid nitrogen has a boiling point of 77.3 K and a latent heal of vaporization of 2.01 105J/kg. A... Problem 20.61AP: An aluminum rod 0.500 m in length and with a cross sectional area of 2.50 cm2 is inserted into a... Problem 20.62AP Problem 20.63AP Problem 20.64AP Problem 20.65AP Problem 20.66AP: An ice-cube tray is filled with 75.0 g of water. After the filled tray reaches an equilibrium... Problem 20.67AP: On a cold winter day. you buy roasted chestnuts from a street vendor. Into the pocket of your down... Problem 20.68AP Problem 20.69AP: An iron plate is held against an iron wheel so that a kinetic friction force of 50.0 N acts between... Problem 20.70AP Problem 20.71AP: A 40.0-g ice cube floats in 200 g of water in a 100-g copper cup; all are at a temperature of 0C. A... Problem 20.72AP: One mole of an ideal gas is contained in a cylinder with a movable piston. The initial pressure,... Problem 20.73AP: Review. A 670-kg meteoroid happens to be composed of aluminum. When it is far from the Earth, its... Problem 20.74AP Problem 20.75AP Problem 20.76AP Problem 20.77AP: Water in an electric teakettle is boiling. The power absorbed by the water is 1.00 kW. Assuming the... Problem 20.78AP Problem 20.79AP Problem 20.80AP: A student measures the following data in a calorimetry experiment designed to determine the specific... Problem 20.81CP: Consider the piston cylinder apparatus shown in Figure P20.81. The bottom of the cylinder contains... Problem 20.82CP: A spherical shell has inner radius 3.00 cm and outer radius 7.00 cm. It is made of material with... Problem 20.83CP Problem 20.84CP: (a) The inside of a hollow cylinder is maintained at a temperature Ta, and the outside is at a lower... Problem 20.3OQ: Assume you are measuring the specific heat of a sample of originally hot metal by using a...
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