subject
Engineering, 13.09.2019 22:30 salinasroel22

Given the following power demand schedule for a fixed population measured every four hours over a 24 hour period time, hr 0 4 8 12 16 20 24 demand, mw: 219.5 204.2 255.1 270.5 264.0 276.5 223.0.(a) compute total energy demand in mw·hr and mj; (b) compute the number of standard cubic feet (scf) of natural gas required to meet this demand if 20% of the heat of combustion can be used to produce electricity

ansver
Answers: 2

Another question on Engineering

question
Engineering, 04.07.2019 18:10
Ifa component is made of two or more materials with different modulus of elasticity (e), it is called a composite member and we calculate the factor·n". mention the formula for calculating n". also, ifn> 1, explain what will happen to the 1. transformed.gi) ifn 1, what will happen to the material when transformed material when
Answers: 1
question
Engineering, 04.07.2019 18:20
Asimple rankine cycle uses water as the working fluid. the water enters the turbine at 10 mpa and 480c while the condenser operates at 6 kpa. if the turbine has an isentropic efficiency of 80 percent while the pump has an isentropic efficiency of 70 percent determine the thermal efficiency
Answers: 1
question
Engineering, 04.07.2019 18:20
Describe one experiment in which the glass transition temperature and melting temperature of a totally amorphous thermoplastic material can be determined. show the relevant experimental results in a diagram which should be properly annotated with the two temperatures clearly marked. what is likely to happen to the curve in the diagram if the amorphous polymer is replaced by a thermosetting type?
Answers: 2
question
Engineering, 06.07.2019 02:30
Air (c-1.006 kj/kg.k, r-0.287 kj/kg.k) enters a nozzle steadily at 280 kpa and 77°c with a velocity of 50 m/s and exits at 85 kpa and 320 m/s. the heat losses from the nozzle to the surrounding medium at 20°c are estimated to be 3.2 kj/kg. determine (a) the exit temperature and (b) the total entropy change for this process. solve this problem using constant specific heats.
Answers: 1
You know the right answer?
Given the following power demand schedule for a fixed population measured every four hours over a 24...
Questions
question
Chemistry, 27.08.2021 16:30
Questions on the website: 13722361