Required per unit mass for the isothermal compression

Assignment Help Mechanical Engineering
Reference no: EM13705884

Find the theoretical work required per unit mass for the isothermal compression of 800 m3 air from 100KPa to 900 KPa in closed system.

Reference no: EM13705884

Questions Cloud

Find the specified property data at the indicated states : Using the steam tables (water), find the specified property data at the indicated states. In each case, place the state on sketches of p-v and T-v diagrams.
Pressure-volume coordinates : A closed system consisting of 8.25 lb of a gas undergoes a process during which the relation between pressure and volume is pV^n = constant. The process begins with p1 = 18 lbf/in^2 , v1 = 1.25 ft^3 /lb and ends with p2 = 53 lbf/in^2 , v2 = 0.5 ft^3 ..
A vessel with a frictionless piston contains : A vessel with a frictionless piston contains 1 ft^3 of a gas at 200 psia. The piston is held in position by applying an external force. Calculate the amount of work done if:
Air is heated in an adiabatic piston cylinder device : Air is heated in an adiabatic piston cylinder device at a constant pressure of 100 kPa. The initial specific volume of air is 1 m3/kg. If the volume of the cylinder is increased by 50% in this process, determine the specific entropy change of air in ..
Required per unit mass for the isothermal compression : Find the theoretical work required per unit mass for the isothermal compression of 800 m3 air from 100KPa to 900 KPa in closed system.
Work required for compression and final pressure of gas : A gas is contained in a piston of 5 m3 at 100 KPa. Then the gas is compressed till its volume is reduced to 2.5 m3. If there was no exchange of heat from the system during the compression process, calculate the work required for the compression and t..
Determine the work for the process with the value : A gas in a piston-cylinder assembly undergoes an expansion process for which the relationship between pressure and volume is given by pV^n = constant. The initial pressure is 4.25 bar, the initial volume is 0.25 m^3 and the final volume is 0.55 m^3.
Money was made in interest over the initial investment : If a single deposit of $25000 is invested at 1.75% yearly interest, what equal year-end withdrawals can be made each year for 10 years, leaving nothing in the fund after the 10th withdrawal? How much money was made in interest over the initial invest..
What is the new gage pressure : The gage pressure in an automobile tire when measured during winter at 32 o F was 32 psig. The same tire was used during the summer when the temperature rose to 112 o F. If we assume that the volume of the tire did not change, and no air leaked out b..

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  Determine the temperature of the air at the compressor exit

an air compressor operates at steady state with air entering at p11 bar t1 17 c and exiting at p25 bar. the air

  Entropy explained the temperature reaches

Entropy explained in this solution, Liquid H2O at 8 MPa and 40 degrees C is heated reversibly at constant pressure until the temperature reaches 600 degrees C

  Consider uniform potential flow past an ellipse with

consider uniform potential flow past an ellipse with thickness ratio t. use an appropriate joukowski transformation to

  Explain what is the acceleration of the aircraft

What is the acceleration of the aircraft (in m/s2)? How long does it take the aircraft to reach its take-off speed?

  Oxygen at 100 kpa 27degc is compressed to 1 mpa in an

oxygen at 100 kpa 27degc is compressed to 1 mpa in an adiabatic compressor whose isentropic efficiency is 0.80.

  Determine the rate of heat addition and rejection when this

an otto cycle uses air as the working fluid its state at the beginning of the compression is 14 psia and 60 f its

  What is the nature of the process fluid

What is the nature of the process fluid and what are the objectives of the two sample points and in what way do the samples reaching the instruments differ?

  Determine the specific volume for the following saturated

determine the specific volume for the following saturated water a 15 psi x0.5 b 90 psi x0.4 c 145 psi x0.3 d 650 psi

  The refrigerant is now cooled at constant pressure until it

a piston-cylinder device contains 5 kg of r134a at 800 kpa and 60 c. the refrigerant is now cooled at constant pressure

  For a turbine efficiency of 86 determine a the amount of

air enters the compressor of a regenerative gas-turbine engine at 300 k and 100 kpa where it is compressed to 800 kpa

  If the water is not to spill out of the tank once a

the tank of water in the figure below is given a constant acceleration ax. if the water is not to spill out of the tank

  A balanced wheel supported on springs is rotating at 1200

a balanced wheel supported on springs is rotating at 1200 rpm. if a bolt weighing 15 g and located 5 cm from center

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd