Physics of Everyday Phenomena
9th Edition
ISBN: 9781259894008
Author: W. Thomas Griffith, Juliet Brosing Professor
Publisher: McGraw-Hill Education
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Chapter 10, Problem 32CQ
Is it possible for water on the surface of a road to freeze even though the temperature of the air just above the road is above 0°C? Explain.
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Chapter 10 Solutions
Physics of Everyday Phenomena
Ch. 10 - Is an object that has a temperature of 0C hotter...Ch. 10 - Prob. 2CQCh. 10 - The volume of a gas held at constant pressure...Ch. 10 - We sometimes attempt to determine whether another...Ch. 10 - Prob. 5CQCh. 10 - Is it possible for a temperature to be lower than...Ch. 10 - Is an object with a temperature of 273.2 K hotter...Ch. 10 - Two objects at different temperatures are placed...Ch. 10 - Is it possible for the final temperature of the...Ch. 10 - Two objects of the same mass, but made of...
Ch. 10 - Two cities, one near a large lake and the other in...Ch. 10 - Is it possible to add heat to a substance without...Ch. 10 - What happens if we add heat to water that is at...Ch. 10 - What happens if we remove heat from water at 0C?...Ch. 10 - What does it mean for a liquid to be supercooled?...Ch. 10 - Prob. 16CQCh. 10 - Would a PCM (phase-change material) be useful in a...Ch. 10 - Is it possible to change the temperature of a...Ch. 10 - A hammer is used to pound a piece of soft metal...Ch. 10 - Which represents the greater amount of energy, 1 J...Ch. 10 - Prob. 21CQCh. 10 - Is it possible for the internal energy of a system...Ch. 10 - Based upon his experiments, Joule proposed that...Ch. 10 - An ideal gas is compressed without allowing any...Ch. 10 - Is it possible to decrease the temperature of a...Ch. 10 - Heat is added to an ideal gas, and the gas expands...Ch. 10 - Heat is added to an ideal gas maintained at...Ch. 10 - Prob. 28CQCh. 10 - Prob. 29CQCh. 10 - A block of wood and a block of metal have been...Ch. 10 - Heat is sometimes lost from a house through cracks...Ch. 10 - Is it possible for water on the surface of a road...Ch. 10 - What heat transfer mechanisms (conduction,...Ch. 10 - Prob. 34CQCh. 10 - How do we get heat from the sun through the...Ch. 10 - What property does glass share with carbon dioxide...Ch. 10 - Prob. 37CQCh. 10 - Will a solar power plant (one that generates...Ch. 10 - Prob. 1ECh. 10 - Prob. 2ECh. 10 - The temperature on a very warm summer day is 110F....Ch. 10 - Prob. 4ECh. 10 - Prob. 5ECh. 10 - How much heat is required to raise the temperature...Ch. 10 - How much heat must be removed from a 300-g block...Ch. 10 - How much heat must be added to 120 g of ice at 0C...Ch. 10 - Prob. 9ECh. 10 - Prob. 10ECh. 10 - If 300 cal of heat are added to a system, how much...Ch. 10 - If 1400 J of heat are added to 90 g of water...Ch. 10 - While a gas does 825 J of work on its...Ch. 10 - The volume of an ideal gas is increased from 0.4...Ch. 10 - If the initial temperature in exercise E14 is...Ch. 10 - Work of 2200 J is done on an ideal gas, but the...Ch. 10 - Four hundred calories of heat are added to a gas....Ch. 10 - Work of 1800 J is done by stirring a perfectly...Ch. 10 - Prob. 1SPCh. 10 - A student constructs a thermometer and invents her...Ch. 10 - Prob. 3SPCh. 10 - A 170-g quantity of a certain metal, initially at...Ch. 10 - Prob. 5SPCh. 10 - Suppose the pressure of an ideal gas mixture...
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- A hollow aluminum cylinder 20.0 cm deep has an internal capacity of 2.000 L at 20.0C. It is completely filled with turpentine at 20.0C. The turpentine and the aluminum cylinder are then slowly warmed together to 80.0C. (a) How much turpentine overflows? (b) What is the volume of the turpentine remaining in the cylinder at 80.0C? (c) If the combination with this amount of turpentine is then cooled back to 20.0C, how far below the cylinders rim does the turpentines surface recede?arrow_forwardA spherical shell has inner radius 3.00 cm and outer radius 7.00 cm. It is made of material with thermal conductivity k = 0.800 W/m C. The interior is maintained at temperature 5C and the exterior at 40C. After an interval of time, the shell reaches a steady state with the temperature at each point within it remaining constant in time. (a) Explain why the rate of energy transfer P must be the same through each spherical surface, of radius r, within the shell and must satisfy dTdr=P4kr2 (b) Next, prove that 5dT=P4k0.030.07r2dr where T is in degrees Celsius and r is in meters. (c) Find the rate of energy transfer through the shell. (d) Prove that 5TdT=1.840.03rr2dr where T is in degrees Celsius and r is in meters. (e) Find the temperature within the shell as a function of radius. (f) Find the temperature at r = 5.00 cm, halfway through the shell.arrow_forwardOne way to cool a gas is to let it expand. When a certain gas under a pressure of 5.00 106 Ha at 25.0C is allowed to expand to 3.00 times its original volume, its final pressure is 1.07 106 Pa. (a) What is the initial temperature of the gas in Kelvin? (b) What is the final temperature of the system? (See Section 10.4.)arrow_forward
- A glass coffee pot has a circular bottom with a 9.00-cm diameter in contact with a heating element that keeps the coffee warm with a continuous heat transfer rate of 50.0 W (a) What is the temperature of the bottom of the pot, if it is 3.00 mm thick and the inside temperature is 60.0C ? (b) If the temperature of the coffee remains constant and all of the heat transfer is removed by evaporation, how many grams per minute evaporate? Take the heat of vaporization to be 2340kJ/kg.arrow_forwardLate on an autumn day, the relative humidity is 45.0% and the temperature is 20.0C. What will the relative humidity be that evening when the temperature has dropped to 10.0C, assuming constant water vapor density?arrow_forward(a) Use the ideal gas equation to estimate the temperature at which 1.00 kg of steam (molar mass M=18.0 g/mol) at a pressure of 1.50106 Pa occupies a volume of 0.220 m3. (b) The van der Waals constants for water are a=0.5537 Pa m6/mol2 and b=3.049105 m3/mol. Use the Van der Waals equation of state to estimate the temperature under the same conditions. (c) The actual temperature is 779 K. Which estimate is better? `arrow_forward
- Two cylinders A and B at the same temperature contain the same quantity of the same kind of gas. Cylinder A has three times the volume of cylinder B. What can you conclude about the pressures the gases exert? (a) We can conclude nothing about the pressures. (b) The pressure in A is three times the pressure in B. (c) The pressures must be equal. (d) The pressure in A must be one-third the pressure in B.arrow_forwardA 1.00-km steel railroad rail is fastened securely at both ends when the temperature is 20.0C. As the temperature increases, the rail buckles, taking the shape of an arc of a vertical circle. Find the height h of the center of the rail when the temperature is 25.0C. (You will need to solve a transcendental equation.)arrow_forward(a) At what temperature does water boil at an altitude of 1500 m (about 5000 ft) on a day when atmospheric pressure is 8.59104N/m2 ? (b) What about at an altitude of 3000 m (about 10,000 ft) when atmospheric pressure is 7.00104N/m2 ?arrow_forward
- On a cold winter day. you buy roasted chestnuts from a street vendor. Into the pocket of your down parka you put the change he gives you: coins constituting 9.00 g of copper at 12.0C. Your pocket already contains 14.0 g of silver coins at 30.0C. A short time later the temperature of the copper coins is 4.00C and is increasing at a rate of 0.500C/s. At this time, (a) what is the temperature of the silver coins and (b) at what rate is it changing?arrow_forwardAt 25.0 m below the surface of the sea, where the temperature is 5.00C, a diver exhales an air bubble having a volume of 1.00 cm3. If the surface temperature of the sea is 20.0C, what is the volume of the bubble just before it breaks the surface?arrow_forwardSuppose a person is covered head to foot by wool clothing with average thickness of 2.00 cm and is transferring energy by conduction through the clothing at the rate of 50.0 W. What is the temperature difference across the clothing, given the surface area is 1.40m2 ?arrow_forward
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