Answered: Steam turbine with 80% stage efficiency…

Steam turbine with 80% stage efficiency receives steam at 7MPA and 550 deg C and exhausts as 20kPa. Determine the quality after turbine expansion. C. 1.08 D. 0.9696 A. 0.8643 B. 0.6914

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

Related questions

Q: TRUE OR FALSE: Any equation that comes out of the differential approach is valid at every point…

A: (1) The first statement is False, since differential approach provides different value for different…

Q: 2. A waste heat recovery boiler produces 4.8MPA (dry saturated) steam from 103 deg C feedwater. The…

A: Given: P=4.8 MPA (dry saturated steam )hg=2796 kJ/kgInitial temperature = 103°CThe mass flow rate of…

Q: Design, analyze, and optimize a triple pressure heat recovery steam generator (HRSG) for a large…

A: Power Output=150MWOutlet Temperature=550CMass flow rate=500kg/sP=200kPaT=40C

Q: concept checkpoints The solid aluminum rod 4 has a diameter of 16 mm. The plastic tube outside…

Q: 0,JA centrifugal pump used to take water from reservoir to another through 800 m sength and 0.15 m…

A: Given: Length of the pipe→L=800 m Diameter of the pipe→D=0.15 m Head difference in both tanks→∆h=8 m…

Q: Calculate the magnitudes of the angular velocities, ωs and ωp, if the magnitude of the resulting…

A: Given data as per question OC=e=75cm=0.75 mdiameter=21 cm=0.21 mradius=0.105…

Q: Determine the normal stress in a ball, which has an outside diameter.of 180 mmand a wall thickness…

Q: :Air carbon arc cutting is a/an إختر أحد الخيارات a. Material removal process b. Abrasive process c.…

A: Manufacturing process are different types. 1. Machining 2. Molding ( Casting ) 3. Joining or…

Q: A shaft 80 mm diameter transmits power at maximum shear stress of 63 MPa. Find the length of a 20 mm…

A: Find the length of key .

Q: Q10/ The value of shear force (VB) at * :the roller B is Point D 10 kN Point E h-200 mm 50 mm 2 kN…

Q: 3. Replace the two forces acting on the post by a resultant force and couple moment at point O.…

Q: 29.706 kg per second of water at 0.03398675 kbarg and internal energy of 15000 kW is heated at…

Q: 4. Steam turbine with 80% stage efficiency receives steam at 7MPA and 550 deg C and exhausts as…

A: Find the quality after turbine expansion.

Q: A golf ball is struck with a velocity of 80 ft/s as shown. Determine the distance d to where it will…

Q: The ends of the triangular plate are subjected to three couples. Determine the magnitude of the…

Q: 1.5 3-x Q1) Evaluate the integral * dy dx using polar coordinate

Q: Find the head loss due to friction in a 150 mm in diameter whon th

Q: 11.5 (A/B). Two shafts, one of steel and the other of phosphor bronze, are of the same length and…

A: Both steel shaft and phosphor bronze shafts are having same length. Hence, Ls= Lpb. Both steel shaft…

Q: Home work Figure 1 shows an object; drow without dimensions: 1 Sectional front view. 2- Top view. 3…

Q: A pump that is driven by a 7.5 hp motor takes water in at 720 degrees F and 5 psig and discharges it…

Q: (II) The PV diagram in Fig. 17–25 shows two possible states of a system containing 1.45 moles of a…

A: Given that: For the monoatomic gas, P1 = P2 = 450 N/m2 V1 = 2 m3, V3 = 8 m3 It is required to…

Q: 4. A boiler 6ft. in diameter with ½inch plate has 70% longitudinal efficiency. If the allowable…

A: ◆ The allowable internal pressure is 0.67 × 106 Pa. ◆ Therefore, the correct answer is option (D).

Q: For a single cylinder petrol engine works on the diesel cycle, the pressure at the beginning and at…

A: Given Data: Pressure at the start of compression, P1=98 kPa Pressure at the end of compression,…

Q: The velocity of a particle which moves along s-axis is given by v = 2 - 4t + 5t32, where t is in…

Q: 7-74E A 12-ft-long, 1.5-kW cleetrical resistanee wire is made of 0.1-in-diameter stainless steel (k…

Q: For the cantilever steel beam [E = 180 GPa;1= 94 x 10 mmil. use thedouble-integration method to…

Q: A solid wood cylinder of specific gravity 0.6 is 600 mm in diameter and 1200 mm high. If placed…

Q: A particle travels along a straight line with a velocity v= (12-3t^2) m/s When t=1s, the particle is…

Q: What is(roughness)? what is its effect on heat transfer? Write one or two pages providing schemes or…

Q: . Consider a wind turbine that is situated in an area that has steady winds. The turbine rotates at…

A: Given data Rotational speed of turbine = 16 RPM = 0.2667 RPSMass flow rate = m = 41025 kg/sTip…

Q: A cantilever beam, 100 mm wide by 230 mm high and 7 m long, carries a load that varies uniformly…

A: Due to bending in a beam , there are two types of stresses acting in a beam which are- 1. Bending…

Q: What minimum thickness of the steel band can be used without exceeding a flexural stress of 320

Q: Q1/ The load 10 KN applied on the beam results a flexural stress. answer (TRUE or .(FALSE Point D 10…

A: Explain- Will 10 kN laod cause flexural stress.

Q: Find the stress in each member of the truss shown in Fig. 4-11a. Indicate whether the members are in…

Q: a) If the spring is cut by half of its length and is loaded by the same load, compute the…

Q: Given the image below, what is th moment of force P about poitn C?

A: Consider the diagram as shown below for the resolution of the force P.

Q: During the analysis of fluid flow, we are more often interested in obtaining the average velocity,…

A: While obtaining the average velocity across the flow cross-section, the cross-sectional area is…

Q: Helium at 25°C and 110 kPa (absolute) flows into a copper tube (1-1/4-standard, type M) that is 10 m…

A: copper tube114 standard,type M Do=34.925 mm Di=32.791 mm Dnom=31.75 mm m˙=.02kg/s Helium viscosity…

Q: A cantilever beam, 80 mm wide by 260 mm high and 9 m long, carries a load that varies uniformly from…

A: Width of the cantilever beam, B= 80 mm Height of the cantilever beam, H= 260 mm Length, L= 9 m At…

Q: A steam engine develops 45 BHP with dry saturated steam at 1.03425 MPa and exhaust at 0.12411 MPa.…

Q: Required: • explain what is location of centroid by integration is all about. • explain the…

Q: + A 2 5 What is the effect of roughness on heat transfer, explain it with diagrams

Q: Several of the problems are not dimensioned. Use 5mm grid spacing and 10mm spacing between views.…

A: Please refer the following image for the required views as per the requirement.

Q: A 250 lb block A is released from rest. It pulls the 400 lb block B up the 30 ramp. The kinetic…

Q: The operators have noticed that the performance of the reactor is somewhat different to the design…

A: We frequently take materials for granted since they are so common. Despite this, they play an…

Q: Draw the shear and moment diagram of the loaded beam shown below and determine the maximum moment…

Q: Engine oil at 100°C and a velocity of 0.15 m/s flows over both surfaces of a 1.2-m-long flat plate…

Q: Mechanization of Agriculture in the Philippines?

A: "Mechanization of agriculture and cultivating process suggests utilization of machine ability to…

Q: Ql: A Pitot tube is used to measure the air flow rate in a circular duct 8.5 m I.D. The flowing air…

Q: A 0.2 kg collar is released with an initial velocity v at A to slide on the frictionless curved rod…

A: Given, Mass of the collar = m = 0.2 kg Velocity of collar at A = v Undeformed length of the spring =…

Question

Answer and choose from choices

Steam turbine with 80% stage efficiency receives steam at 7MPA and 550 deg C and
exhausts as 20kPa. Determine the quality after turbine expansion.
C. 1.08
D. 0.9696
A. 0.8643
B. 0.6914

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

A turbine, operating under steady- flow conditions, reccives 1000 kg/min of stcam. At the inlet, the pressure is 30 bar, the temperature is 400°C, the velocity At the exit, the pressure is 0.7 bar, the quality is (100%), and the velocity is 100 m/s. If the turbine produced a power output of 9300 KW. By using the energy balance of open system with sutable tables, answer the following: (a) What are the main assumptions ? (b) Calculate dh, AKe ? (c) Calculate the rate of heat transfer between the turbine and surroundings, in kW.
with an enthalpy of 600 Kj and velocity of 250 m/s, a 4kg of air enters a turbine. The enthalpy at exit is 395 Kj and velocity of 170m/s. What is the work developed if there is a heat loss of 10kj [ Got answer 262.2 kJ ]
Water vapor enters an adiabatic turbine at a pressure of 8 MPa, a temperature of 600 ℃ and a speed of 100 m/s, and then a pressure of 50 kPa exits at a temperature of 150 ℃ and a speed of 160 m/s. The turbine power is 10 MW. According to this; a) The steam flow rate from the turbine b) Do you find the isanthropic efficiency of the turbine?
The power required for the compressor, to handle air adiabatically from 101.325kPaa and 300 °K to 305 kPaa, 2550 Hp. The inlet velocity is 21 m/s and the dischargevelocity of air is 85 m/s. a) If the process is isentropic, find the volume of air handles,in lps, measured at inlet conditions. b) If the compression is irreversible adiabatic totemperature 157.5 °C, with the capacity obtained in a), find the power input.
Write legibly, provide manual step by step solution, and diagram for below given problem. Steam enters a turbine at 1.4 Mpa and 320. The turbine internal efficiency is 70%, and the total requirement is 800 kw. The exhaust is to the back pressure system, maintains at 175kpa. Find the stean flow rate. a. 2.62 kg/s c. 3.23 kg/sb. 4.23 kg/s d. 5.34 kg/s
A twin-cylinder, double- acting, compressor with a clearance of 5% draws in oxygen at 450 kPa, 17°C, and discharges it at 1800 kPa. The mass flow rate is 20kg/min, compression and expansion are polytropic with n= 1.25. Find (a) the work, (b) the heat transferred, and (c) the bore and stroke for 100 rpm and L/D= 1.20. Answer: (a) -40.23 kW, (b) -829 kJ/min (c) 21.71 x 25.76 cm
Pls.answer? A 4 kg of air enters a turbine with enthalpy of 600 kj and velocity of 259 m/s. The enthalpy at exit is 486 kj and velocity of 170 m/s. What is the work developed in kj if there is a heat lose of 10 kj?
6. steam enters a turbine with P= 4778 kpa and h 322.34 kj/kg with a flow of 6.996 kj/kg. and P= 2- kpa heatloss is 26.17 kj/kg of steam deermine the work steady flow.
3. Steam enters the turbine at the rate of 1.5 kg/s with enthalpy of 2300 kJ/kg and exhaust enthalpy of 1200 kJ/kg. Steam is extracted from the turbine at a rate of 0.87 kg/s for heating purposes with enthalpy of 2570 kJ/kg. What is the turbine work, in HP?
A twin-cylinder, double-acting,compressor with a clearance of 5% draws in oxygen at 450 kpa,17c and discharges it at 1800 kpa. The mass flow rate is 20 kg/min, compression and expansion are polytropic with n=1.25. Find (a) the work,(b)the heat transferred and (c) the bore and stroke for 100 rpm and L/D =1.20. Ans (a)-40.23 kw, (b) -829kj/min / (c)21.71x25.76 cm
An air compressor is to compress 50 m^3/min from 19.666 kPa to 598.491 kPa. Assuming condition is ideal, and n=1.3 What will be the work in kW due to 3 staging Answer in whole number
A compressor brings R-134a from 150 kPa, -10 degree Celsius to 1200 kPa, 50 degree Celsius. It is water cooled, with heat loss estimated as 40 kW, and the shaft work input is measured to be 150 kW. What is the mass flow rate through the compressor?