Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Mechanical Engineering Expert

1) Describe the combustion stage of the CI engines.

2) Describe the following in connection with the IC engines

i) Scavenging

ii) Lubrication

iii) Cooling system

3) In the trial of an engine working on Otto 4-cylinder, the following observations were made Bore: 25cm, Stroke:45cm, clearance volume:5780cm3 effective diameter of the brakeWheel:1.6m, Duration of trial:40min, Total no of revolutions:8080, Total no of explosions: 3520, Netload:920N, m.e.p:5.76bar , Gas used :7.66Cu meter, Abs pressure of gas :750 mm of mercury, Atmospheric temp 14o C, calorific value of gas:19530kJ/m3 at std temp and pr , Weight of water passing through the jacket :183kg, Temp of the jacket water at inlet :14oC, Temp of water at outlet :64oC, find out IP, BP, FP, mechanical efficiency, thermal efficiency, relative efficiency. Also sketch the heat balance sheet of the Engine

4) Describe the morse test for determining the indicated power of the multi cylinder engine.

5) A single stage double acting air-compressor running at the 300rpm delivers 15m3 of free air per min at 700kPa and 200oC. If the clearance volume is 8% of swept volume if the Index of compression and expansion are same. Determine: the swept volume of the piston and volumetric efficiency referred to

a) Intake conditions

b) Free air condition of 101kPa and 15oC.

Mechanical Engineering, Engineering

  • Category:- Mechanical Engineering
  • Reference No.:- M913407

Have any Question? 


Related Questions in Mechanical Engineering

1 determine the capillary rise for a water-air-glass

1. Determine the capillary rise for a water-air-glass interface at 40°C in a clean glass tube having a radius of 1 mm. 2. Determine the difference in pressure between the inside and outside of a soap film bubble at 20 °C ...

Calculate the total lift force on the arctic hut shown

Calculate the total lift force on the Arctic hut shown below as a function of the location of the opening. The lift force results from the difference between the inside pressure and the outside pressure. Assume potential ...

The number of molecules crossing a unit area per unit time

The number of molecules crossing a unit area per unit time in one direction is given by where n is the number of molecules per unit volume and v is the average molecular velocity. As the average molecular velocity is app ...

A simply supported beam of length l is subjected to loads

A simply supported beam of length L is subjected to loads that produce a symmetric deflection curve with maximum deflection at the midpoint of the span. How much strain energy U is stored in the beam if the deflection cu ...

As an approximate rule a particular vibrational mode in a

As an approximate rule, a particular vibrational mode in a molecule will contribute to the equipartition principle energy at temperatures where 3 2 kBT Ú ve for that mode. In the following table are listed all the vibrat ...

Airplane fuselages are subject to a variety of complex

Airplane fuselages are subject to a variety of complex loads during flight. Consider a Boeing 777 modeled as a cylinder with 1/4 in wall thickness of 2024 aluminum, 209 ft length and 20.3 ft outer diameter. Assume the cy ...

Compute a reasonable torque for an as-received unlubricated

Compute a reasonable torque for an as-received, unlubricated 1/2 -32  = 4 SAE J429 GR 5 bolt in a nonsafety-related normal application ?  Compare your torque to that suggested in Appendix E ?  When estimating bolt tensio ...

1 calculate and confirm the maximum bending stress of the

1. Calculate and confirm the maximum bending stress of the stainless steel nail plate given above. 2. Research and identify the major materials compatibility issues that arise when devices such as the nail plate are inse ...

If you could go back in time and be part of any engineering

If you could go back in time and be part of any engineering achievement in the past, what would you choose? Your choice must involve something that was accomplished before 1970, although it might still be in use today. Y ...

Mechanical engineering assignmentproblem - a linearly

Mechanical Engineering Assignment Problem - A linearly increasing load sits on a brass rail of length L. Find the centroid (4) of the cross section below. Using successive integration, find the maximum bending moment (5) ...

  • 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

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

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen