Two 50-g ice cubes are placed into 0.2kg of water in a Styrofoam cup. The water is initially at atemperature of 25C and the ice is initially at a temperature of -15C. What is the final temperature ofthe drink? The average specific heat for ice between -15C and 0C is 2.05kJ/kgC.a. 12.35 deg Cb. 10.6 deg Cc. 20.2 deg Cd. 15.5 deg CA tire with an inner volume of 0.025 m^3 is filled with air at a gauge pressure of 36psi. If the tirevalve is opened to the atmosphere, what volume outside of the tire does the escaping air occupy?Some air remains within the tire occupying the original volume, but now that remaining air is atatmospheric pressure. Assume the temperature of the air does not change.a. 0.086 m^3b. 0.096 m^3c. 0.868 m^3d. 0.673 m^3The water passing over Victoria falls, located along the Zambezi River on the border of Zimbabweand Zambia, drops about 105 m. How much internal energy is produced per kilogram as a result ofthe fall?a. 1030.05b. 1260.05c. 1180.05d. 1770.05An ideal gas that occupies 1.2m^3 at a pressure of 1x 105 Pa and a temperature of 27C iscompressed to a volume of 0.6m^3 and heated to a temperature of 227C. What is the newpressure?a. 333.33 kPab. 444.44 kPac. 555.55 kPad. 666.66 kPaA heating coil inside an electric kettle delivers 2.1kW of electric power to the water in thekettle. Howlong will it take to raise the temperature of 0.5kg of water from 20C to 100C?a. 80 secondsb. 60 secondsc. 50 secondsd. 40 seconds

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Two 50-g ice cubes are placed into 0.2kg of water in a Styrofoam cup. The water is initially at a temperature of 25C and the ice is initially at a temperature of -15C. What is the final temperature of the drink? The average specific heat for ice between -15C and 0C is 2.05kJ/kgC. a. 12.35 deg C o. 10.6 deg C c. 20.2 deg C d. 15.5 deg C A tire with an inner volume of 0.025 m^3 is filled with air at a gauge pressure of 36psi. If the tire valve is opened to the atmosphere, what volume outside of the tire does the escaping air occupy? Some air remains within the tire occupying the original volume, but now that remaining air is at atmospheric pressure. Assume the temperature of the air does not change. a. 0.086 m^3

Two 50-g ice cubes are placed into 0.2kg of water in a Styrofoam cup. The water is initially at a temperature of 25C and the ice is initially at a temperature of -15C. What is the final temperature of the drink? The average specific heat for ice between -15C and 0C is 2.05kJ/kgC. a. 12.35 deg C o. 10.6 deg C c. 20.2 deg C d. 15.5 deg C A tire with an inner volume of 0.025 m^3 is filled with air at a gauge pressure of 36psi. If the tire valve is opened to the atmosphere, what volume outside of the tire does the escaping air occupy? Some air remains within the tire occupying the original volume, but now that remaining air is at atmospheric pressure. Assume the temperature of the air does not change. a. 0.086 m^3

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter14: Heat And Heat Transfer Methods

Section: Chapter Questions

Problem 53PE: A person inhales and exhales 2.00 L of 37.0C air, evaporating 4.00102g of water from the lungs and...

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