sing eneray balene for a clesed ayntom and colelJ madels cnd ncele ting chenses in kine tie chdPeta tial energies Anscuer the folbowing,(Rave ing fabaula)0-2 ky of air (mdel on on ideed gou ) Undeges assothermael beacase in- d- Piston- Cyledex o4ssably.duringwhich the dirf looka . An the brocee s the velame occubiclohdecieves eneray by dhat troferby dir incdeadey twice Va =N, -4. Defeamine dir tenpte tuse during abocaes in k?prassuse during thisdirploces (Anco deco dos nt chage ) why ?Teachers Signature:.

Gas molecules in ideal conditions do not attract or repel one another. Ideal gas molecules' only…

Using enerzy balone for JA madels and Potential eneraies Anscuer the fobbwinz, or d closd sytem chd cioleal nepleting chenees in kine tic ond a ky of air (mdel or on ided gou) Underyoes as e in- d- Pston- Cylader assably.durim oh othermal baocess phich the dio g decieves enezay by d hat fromfer velme occubic looks. An the blocee s the y dir inctetey twice 1. Defemine dy tenpte tuse during babocas in ke 9.cht heppes to air heasuse dusing this paoces (Anes dec, dbg nat chanse )why ? s

Using enerzy balone for JA madels and Potential eneraies Anscuer the fobbwinz, or d closd sytem chd cioleal nepleting chenees in kine tic ond a ky of air (mdel or on ided gou) Underyoes as e in- d- Pston- Cylader assably.durim oh othermal baocess phich the dio g decieves enezay by d hat fromfer velme occubic looks. An the blocee s the y dir inctetey twice 1. Defemine dy tenpte tuse during babocas in ke 9.cht heppes to air heasuse dusing this paoces (Anes dec, dbg nat chanse )why ? s

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

Solve for the latent heat of water at Tw = 28C(and. λw = 2435 kJ/kg)
Five hundred kilograms per hour of steam drives a turbine. The steamenters the turbine at 44 atm and 450C at a linear velocity of 60 m/sand leaves at a point 5 m below the turbine inlet at atmosphericpressure and a velocity of 360 m/s. The turbine delivers shaft work at arate of 70 kW, and the heat loss from the turbine is estimated to be 104kcal/h. Calculate the specific enthalpy change associated with theprocess
Determine the average constant pressure specific heatof gas if 522 kJ/kg of heat is necessary to raise the temperature from 300 ̊K to 800 ̊K making the pressure constant. Ans. 1.004 kJ/kgoK
Identify the state of the fluid: R134a at 400kPa, with a specific volume of 0.0223m3/kg
The combustion in a gasoline engine may be approximated by a constant volume heat addition process, and the contents of the combustion chamber both before and after combustion as air. The conditions are 1.80 MPa and 450°C before the combustion and 1500°C after it. Determine the pressure at the end of the combustion process.
A piston with an outer diameter of 124.75 mm and a length of 75 mmis pushed upwards at a constant velocity of 6 m/s in a cylinder whichhas an inner diameter of 125 mm. A pressure of 1 kPa acts on theupper side of the piston and the piston has a mass of 2 kg. The gapbetween the piston and the cylinder is filled with an oil with aviscosity of 0.26 Ns/m^2. Determine the power that is required to push the piston upwards.(assume a linear velocity distribution in the gap)
For flow over a plate, the variation of velocity with vertical distance y from the plate is given as u(y) = ay − by2 where a and b are constants. Obtain a relation for the wall shear stress in terms of a, b, and ? .
Warm air is contained in a piston-cylinder assembly oriented horizontally. The aircools slowly from an initial volume of 0.003 m 3 to a final volume of 0.002 m 3 . Duringthe process, the spring exerts a force that varies linearly from an initial value of 900 Nto a final value of zero. The atmospheric pressure is 100 kPa, and the area of thepiston face is 0.018 m 2 .Friction between the pistonand the cylinder wall can beneglected. For the air in thepiston-cylinder assembly,determine the initial and finalpressures, each in kPa andatm.
A cylinder device is filled with 2.5 ?g of air at a pressure of 250 ?pa and initially at atemperature of 300?. It is compressed isobarically for ten seconds, and the specificwork rate is found to be −15 ?J / ?g / ? throughout the process. Calculate the final to-initial volume ratio, ?2⁄?1, and initial-to-final temperature ratio, ?1⁄?2.
Subject: Thermodynamics The actual velocity of gas entering in a chimney is 8m/sec. The gas temperature is 25°C and pressure of 98 kpa with a molecular weight of 30 kg/kgmol-°k. Determine the chimney diameter if mass of gas is 50,000 kg/hr.
Classify internal combustion engines taking various factors into consideration. What is athermodynamic temperature scale or absolute temperature scale? Explain theestablishment of such a scale.
3. An unknown gas moving at a constant speed of 164 m/s enters a tube of constant crosssectional area at a rate of 3.00kg/s. Assuming the critical pressure and temperature are 767kPa and 140oC respectively for a given static condition at the entrance to the tube. Assumingthe ratio of specific heat and gas constant of the unknown gas to be 1.289 and 0.1889 kJ/kg Krespectively.Determinea) the static pressure, temperature and density at the entrance to the tubeb) stagnation temperature and pressurec) the Mach number of the gas at the entrance to the tubed) the cross sectional area of the tubee) the critical speedf) determine the unknown gas?