EBK FUNDAMENTALS OF THERMODYNAMICS, ENH9th EditionSonntag Publisher: JOHN WILEY+SONS,INC.-CONSIGNMENTISBN: 9781119321453
EBK FUNDAMENTALS OF THERMODYNAMICS, ENH
Solutions for EBK FUNDAMENTALS OF THERMODYNAMICS, ENH
Problem 3.4P:
If a process in a control mass increases energy E2E10 , can you say anything about the sign for 1Q2...Problem 3.13P:
A thermopane window traps some gas between the two glass panes. Why is this beneficial?Problem 3.23P:
You mix 20C water with 50C water in an open container. What do you need to know to determine the...Problem 3.24P:
A piston motion moves a 25kg hammerhead vertically 1m from rest to a ve1oci of 50m/s in a stamping...Problem 3.25P:
A pump pushes 1000m3 of liquid water at 15C up to a reservoir at 200m higher elevation. How much...Problem 3.27P:
A 1200kg car accelerates from zero to 100km/h over a distance of 400m . The road at the end of the...Problem 3.28P:
A hydraulic hoist raises a 1750kg car 1.8m in an auto repair shop. The hydraulic pump has a constant...Problem 3.30P:
A hydraulic cylinder of area 0.01m2 must push a 1000kg arm and shovel 0.5m straight up. What...Problem 3.31P:
A hydraulic cylinder has a piston cross-sectional area of 10cm2 and a fluid pressure of 2MPa . If...Problem 3.33P:
A bulldozer pushes 800kg of din l00m with a force of 1500N . It then lifts the din 3m up to put it...Problem 3.34P:
Two hydraulic cylinders maintain a pressure of 1200kPa One has a cross-sectional area of 0.01m2 the...Problem 3.35P:
A motor delivers 50hp on a drive shaft at 1800rpm . What are the angular velocity and the torque on...Problem 3.41P:
Heat transfer to a 1.5kg block of ice at -10C melts it to liquid at 10C in a kitchen. How much work...Problem 3.42P:
A cylinder fitted with a frictionless piston contains 5kg of superheated R134a vapor at 1000kPa and...Problem 3.43P:
A piston cylinder contains 2kg of water at 20C with a volume of 0.1m3 . By mistake someone locks the...Problem 3.44P:
A nitrogen gas goes through a polytropic process with n=1.2 in a piston/cylinder. It starts out at...Problem 3.45P:
Helium gas expands from 125kPa,350K and 0.25m3 to l00kPa in a polytropic process with n=1.667 . How...Problem 3.47P:
A balloon behaves so that the pressure is P=C2V1/3 and C2=l00kPa/m . The balloon is blown up with...Problem 3.48P:
A 15cm thick concrete wall, k=1.28W/mK , has a temperature difference between the two sides of 20C ....Problem 3.49P:
The brake shoe and steel drum of a car continuously absorb 75W as the car slows down. Assume a total...Problem 3.52P:
A power plant condenser (heat exchanger) transfers l00MW from steam running in a pipe to seawater...Problem 3.54P:
A steel Pot, with conductivity of 15W/m and a 50mm thick boom, is filled with 15CC liquid water. The...Problem 3.56P:
A wall surface on a house is 30C with an emissivity of =0.7 . The surroundings are at 15C with an...Problem 3.57P:
A radiant heat lamp is a rod, tong and in diameter through which of electric energy is deposited...Problem 3.58P:
A radiant beating lamp has a surface temperature of 1000K with =0.8 . How large a surface area is...Problem 3.59P:
Determine the phase of the following substances and find the values of the unknown quantities a....Problem 3.60P:
Find the phase and the missing properties of P, T, v, u, and x for water at a. 500kPa,100C b....Problem 3.63P:
Find the missing property of P, T, y, u, h, and x and indicate the states in a Pv and a Tv diagram...Problem 3.64P:
Find the missing properties for carbon dioxide at a. 20C,2MPa:v=?andh=? b. 10C,x=0.5:T=?,u=? c....Problem 3.65P:
Find the missing property of P, T, y, u, h, and x and indicate the states in a Pv and a Tv diagram...Problem 3.66P:
Saturated liquid water at 20C is compressed to a higher pressure with constant temperature Find the...Problem 3.68P:
Consider a steel bottle as a CV. It contains carbon dioxide at 20C , quality 20 . It has a safety...Problem 3.69P:
A piston cylinder contains water with quality 75 at 200kPa . Slow expansion is performed while there...Problem 3.72P:
Saturated vapor R410A at 0C in a rigid tank is cooled to 20C . Find the specific heat transfer.Problem 3.73P:
A constant-pressure piston/cylinder assembly contains 0.2kg of water as saturated vapor at 400kPa ....Problem 3.74P:
A container is split in two equal volumes by a stiff membrane. One part is evacuated and the other...Problem 3.76P:
A cylinder fined with a frictionless piston contains 2kg of superheated refrigerant R134a vapor as...Problem 3.77P:
A piston/cylinder contains 1.5kg of water at 200kPa,150C . It is now heated by a process in which...Problem 3.79P:
Ammonia (0.5kg) in a piston cy1tnde at 200kPa,10C is heated by a process in which pressure vanes...Problem 3.81P:
A rigid 1kg steel tank holds 0.75kg ammonia at 70C as saturated vapor. The tank and content is now...Problem 3.86P:
A rigid steel tank contains 0.5kgR410A at 0°C with a specific volume of 0.01m3/kg . The whole system...Problem 3.87P:
Redo the previous problem when you also consider the tank to be 2kg of steel with the same T as the...Problem 3.90P:
Supetheated refrigerant R-134a at 20°C and 100 kPa is cooled in a piston cylinder arrangement at...Problem 3.91P:
In a sink, 5 L of water at 70°C is combined with 1 kg of aluminum pots, 1 kg of silverware (steel),...Problem 3.95P:
A car with mass 1275 kg is driven at 60 km h when the brakes are applied quickly to decrease its...Problem 3.96P:
A piston cylinder (0.5 kg steel altogether) maintaining a constant pressure has 0.2kgR134a as...Problem 3.99P:
Use the ideal gas air A.7 to evaluate the specific heat Cp at 300 K as a slope of the curve h(T) by...Problem 3.101P:
Find the change in u for carbon dioxide between 600 K and 1200 K using (a) Table A.5. (b) Table A.6...Problem 3.102P:
Nitrogen at 300 K. 3 MPa is heated to 500 K Find the change in enthalpy using (a) Table B.2.1. (b)...Problem 3.105P:
Find the change in enthalpy for carbon dioxide going from 500 to 1500 K by integrating the equation...Problem 3.106P:
Water at 20°C and 100 kPa is brought to l00 kPa and 1500°C. Find the change in the specific internal...Problem 3.108P:
A rigid container has 2 kg of oxygen gas at l00 kPa and 1200 K that is heated to 1400 K. Solve for...Problem 3.112P:
A cylinder with a piston restrained by a linear spring contains 2 kg of carbon dioxide at 500 kPa...Problem 3.113P:
A constant pressure container is filled with 1 kg of stainless steel and 0.5 kg of PVC (polyvinyl...Problem 3.114P:
A spring-loaded piston cylinder contains 1.5kg of air at 27°C and 160 kPaIt is now heated to 900 K...Problem 3.117P:
Helium gas expands from 125 kPa, 350 K and 0.25m3 to l00 kPa in a polytropic process with n=1.667 ....Problem 3.118P:
A piston cylinder device contains 0.1 kg of air at 300 K and 100 kPa. The air is now slowly...Problem 3.119P:
A gasoline engine has a piston/cylinder with 0.1 kg air at 4MPa,1527C after combustion, and this is...Problem 3.120P:
Solve the previous problem using Table A.7.Problem 3.123P:
A piston/cylinder assembly has 1 kg of propane gas at 700 kPa and 40°C. The piston crosssectional...Problem 3.124P:
A piston cylinder arrangement of initial volume 0.025m3 contains saturated water vapor at 180°C. The...Problem 3.127P:
Air goes through a polytropic process with n=1.3 in a piston/cylinder setup. It starts at 2200...Problem 3.128P:
Saturated vapor R410A at 10°C of mass 0.6 kg is in a piston/cylinder setup. It is now compressed to...Problem 3.129P:
A helium gas heated at constant volume from 100 ka, 300 K to 500 K. A following process expands the...Problem 3.144P:
As fresh-poured concrete hardens, the chemical transformation releases energy at a rate of 2 W/kg....Problem 3.145P:
A 1.2-kg pot of water at 20°C is put on a stove supplying 250 W to the water. How long will it take...Problem 3.146P:
A computer in a closed room of volume 200m3 dissipates energy at a rate of 5 kW. The room has 500 kg...Problem 3.147P:
A 500-W heater is used to melt 2 kg of solid ice at 10°C to liquid at +5°C at a constant pressure of...Problem 3.150P:
Electric power as volts times amperes (P=Vi) . When a car battery at 12 V is charged with 6 amps for...Problem 3.151P:
A copper wire of diameter 2 mm is 10m long and stretched out between two posts. The normal stress...Problem 3.153P:
A battery is well insulated while being charged by 12.3 V at a current of6A. Take the battery as a...Problem 3.155P:
Assume a balloon material with a constant surface tension of =N/m . What is the work required to...Problem 3.156P:
A soap bubble has a surface tension of =3104N/cm as it sits flat on a rigid ring of diameter 5 cm....Problem 3.157P:
According to Table 3.4 residential buildings in US use 22.2% of the total energy. If that is spread...Problem 3.158P:
total energy use in the US from Table 3.4 for 2011 and find the population online to compare with...Problem 3.160P:
A wind turbine with 20m diameter rotors spins at 15 rpm and produces 1.5 MW. Find the wing tip...Problem 3.163P:
A house is being designed to use a thick concrete floor mass as thermal storage material for solar...Problem 3.164P:
A solar pond with 20°C salt water, Cp=3.8kJ/kg-K has a 125m2 surface area 0.5 m depth and it...Problem 3.173P:
A piston cylinder has 0.1 kg water at x=0.5 , 120°C maintaining constant pressure. It is now put in...Problem 3.175P:
A piston/cylinder arrangement has the piston loaded with outside atmospheric pressure and the piston...Problem 3.183P:
A spherical balloon contains 2 kg of R-410A at 0°C with a quality of30%. This system is heated until...Problem 3.186EP:
Work as Fx has units of lbf ft. What is that in Btu?Problem 3.187EP:
Work in the expression in Eq. 3.18 or Eq. 3.22 involves PV. For P in psia and V in ft3, how does PV...Problem 3.191EP:
A piston motion moves a 50-lbm hammerhead vertically down 3 ft from rest to a velocity of 150 ft/s...Problem 3.192EP:
A pump pushes 35000ft3 of liquid water at 60 F up to a reservoir at 600 ft higher elevation. How...Problem 3.198EP:
A car with tires of outer radius 12 in. drives with 50 mi/h up a hill using 50 hp. How much traction...Problem 3.201EP:
A nitrogen gas goes through apolytropic process with n=1.3 in a piston/cylinder. It starts out as...Problem 3.203EP:
Find the rate of conduction heat transfer per unit area through a 2 in. thick brick, k=0.4Btu/h-ft-R...Problem 3.204EP:
The sun shines on a 1500-ft2 road surface so that it is at 115 F. Below the 2-in. -thick asphalt,...Problem 3.208EP:
Saturated vapor R-410A at 60 F in a rigid tank is cooled to 0 F. Find the specific heat transfer.Problem 3.209EP:
A containeris split in two equal volumes by a stiff membrane. One pan is evacuated and the other...Problem 3.210EP:
Saturated vapor R-410A at 200 psia in a constant-pressure piston/cylinder is heated to 140 F. Find...Problem 3.211EP:
A cylinder fitted with a frictionless piston contains 4 lbm of superheated refrigerant R-134a vapor...Problem 3.223EP:
A closed rigid container is filled with 3 lbm water at 1 atm, 130 F, 2 lbm of stainless steel and 1...Problem 3.226EP:
Helium gas expands from 20 psia, 600 R, and 9ft3 to 15 psia in a polytropic process with n=1.667 ....Problem 3.228EP:
A cylinder fitted with a frictionless piston contains R-134a at 100 F, 80% quality, at which point...Problem 3.233EP:
A force of 300 lbf moves a truck at a speed of 40 mi/h up a hill. What is the power?Problem 3.235EP:
Water is in a piston/cylinder maintaining constant P at 330 F, quality 90%, with a volume of 4ft3 ....Browse All Chapters of This Textbook
Chapter 1 - Introduction And PreliminariesChapter 2 - Properties Of A Pure SubstanceChapter 3 - Energy Equation And First Law Of ThermodynamicsChapter 4 - Energy Analysis For A Control VolumeChapter 5 - The Second Law Of ThermodynamicsChapter 6 - EntropyChapter 7 - Entropy Analysis For A Control VolumeChapter 9 - Power And Refrigiration Systems-with Phase Change
Book Details
Newly updated for its 9th Edition, Fundamentals of Thermodynamics continues to offer a comprehensive and rigorous treatment of classical thermodynamics, while retaining an engineering perspective. With concise, applications-or
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EBK FUNDAMENTALS OF THERMODYNAMICS
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