Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Mechanical Engineering Expert

problem 1: What is the basic difference between heat engine, heat pump and refrigerator?

problem 2: Describe the statements and importance of second law of thermodynamics and corollaries.

problem 3: In brief describe about Carnot cycle and its limitations.

problem 4: What do you mean by the term PMM-2? Why it is not possible?

problem 5: An inventor claims to have developed an engine which takes in 105 MJ at a temperature of 400K, refuses 42 MJ at a temperature of 200K, and delivers 15 kWh of mechanical work. Would you advise investing money to put this engine in the market?

problem 6:

a) Define the term dryness fraction.
b) Steam is throttled from 11 bar abs. to 1.15 bar abs. the temperature after throttling is 1300c.

Compute the dryness fraction of steam. Suppose cp = 2.1kj/kg k for superheated steam.

problem 7:

a) Describe the basic principle of steam calorimetry.
b) State the term critical properties.

problem 8: Derive clausius-claperyon equation for pure substance. Also state its importance.

problem 9: A vessel of volume 0.04 m3 comprises a mixture of saturated water and saturated steam at a temperature of 2500c, the mass of liquid present is 9 kg. Find out the pressure, the mass, the enthalpy, the entropy and internal energy.

problem 10: A vessel of 1 m3 capacity contains steam at 20 bar and 0.85 dryness fraction. Steam is blown off till the pressure drops to 10 bar. The valve is then closed. Find out the mass of steam blown off. Suppose process as throttling.

Mechanical Engineering, Engineering

  • Category:- Mechanical Engineering
  • Reference No.:- M93259
  • Price:- $70

Priced at Now at $70, Verified Solution

Have any Question? 


Related Questions in Mechanical Engineering

It has been observed that the most effective way to crush

It has been observed that the most effective way to crush an empty aluminum beverage can is to apply an eccentric compressive load. Use buckling theory to explain this phenomenon. The can wall thickness is 80 μm, and the ...

16smce310 16scve310 - engineering skills project brief

16SMCE310 / 16SCVE310 - Engineering Skills Project Brief: Flume Ride Introduction Employers are constantly asking for engineering graduates who have good team skills, are problem solvers and are good communicators. On to ...

Water in an open cylindrical tank 15 ft in diameter

Water in an open cylindrical tank 15 ft in diameter discharges into the atmosphere through a nozzle 2 in. in diameter. Neglecting friction and the unsteadiness of the flow, find the time required for the water in the tan ...

1 what is the pressure panbspin the figure the specific

1. What is the pressure p A  in the figure? The specific gravity of the oil is 0.8. 2. Find the difference in pressure between tanks A and B, if  d 1 = 2ft, d 2 = 6 in., d 3 = 2.4 in., and d 4 = 4 in. 3. What is the pres ...

A 1 in times 10 in plank on a redwood deck has l 48 in

A 1 in × 10 in plank on a redwood deck has L = 48 in long and supported on three joists that rest on the ground and so do not bend. The joists act as pin/roller supports for the plank. If a 130 lb person stands on the pl ...

Bull why do individual bolts relax a bit when first

• Why do individual bolts relax a bit when first tightened? Name several factors that can increase the relaxation ? Which will tend to loose more preload after initial tightening, a short bolt or a long bolt? • What are ...

1 repeat the preceding problem for air2 an automobile

1. Repeat the preceding problem for air. 2. An automobile crankshaft is 3.175 cm in diameter. A bearing on the shaft is 3.183 cm in diameter and 2.8 cm long. The bearing is lubricated with SAE 30 oil at a temperature of ...

A room has design conditions of78 f db and 50 rh and a rscl

A room has design conditions of78 F DB and 50% RH and a RSCL = 18,000 BTUlhr and RLCL = 8000 BTUlhr. An air conditioning unit supplies 900 CFM of air to the room at 58 F DB and 56 F WB. Will the unit maintain the room de ...

1 a rectangular block of concrete 3 ft times 3ft times 6 in

1. A rectangular block of concrete 3 ft × 3ft × 6 in. has its 6- in. side half buried at the bottom of a lake 23 ft deep. What force is required to lift the block free of the bottom? What force is required to maintain th ...

Wind tunnel testing of the concrete reef balls used in

Wind tunnel testing of the concrete reef balls used in artificial reefs is proposed. A typical reef ball (e.g. Figure 1.2) has a diameter of 6 ft, and is immersed in sea water. A scale model is prepared with diameter of ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro