User Account

All Pages

An automobile engine has a thermal efficiency

Assignment Help Mechanical Engineering
Reference no: EM13906541

An automobile engine has a thermal efficiency of 18 percent.The temperature of the fuel is 950 C , and the surrounding air is at 25 oC.Does the operation of this engine violates the second law of thermodynamics?

 

Reference no: EM13906541

Questions Cloud

Steady state power law creep data : Steady state power law creep data for a steel alloy at 60MPa are given below. Steady State Strain Rate (s -1) Temperature (K)
The material be isotropic : If pulling on an elastic rod causes it to contract perpendicular to the stretch direction (i.e. become thinner), is that proof of anisotropy? Or could the material be isotropic?
What are difference between civil and criminal tax penalties : What are the basic differences between civil and criminal tax penalties? What are some of the most common civil penalties imposed on taxpayers?
Market and design models that impact the community : Evaluating Feasibility The concept of a feasibility study is central to viability, the “worth to the effort” ratio, and return on investment (ROI). What needs to be taken into consideration to create a feasibility study (e.g human resources, communit..
An automobile engine has a thermal efficiency : An automobile engine has a thermal efficiency of 18 percent.The temperature of the fuel is 950 C , and the surrounding air is at 25 oC.Does the operation of this engine violates the second law of thermodynamics?
What are the potential ramifications of failing to comply : Identify some of the sources for tax professional standards. What are the potential ramifications of failing to comply with these standards?
Aztec company sells its product : Aztec Company sells its product for $ 180 per unit. Its actual and projected sales follow.
Compute the mass fraction of eutectoid cementite : Compute the mass fraction of eutectoid cementite in an iron-carbon alloy that contains 1.00 wt% C.
How many authorities a research memo should discuss : How are citators used in tax research? What is the general rule for how many authorities a research memo should discuss?

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  Water is the working fluid in an ideal rankine cycle the

water is the working fluid in an ideal rankine cycle. the condenser pressure is 6 kpa and saturated vapor enters the

  The temperature of the steam entering the turbine is 700 f

a rankine cycle operates between pressure limits of 500 and 2 psia. the temperature of the steam entering the turbine

  The acceleration of block b is a -981 kx2 where a and x

a brass nonmagnetic block a and a steel magnet b are in equilibrium in a brass tube under the magnetic repelling force

  If the scrap metal density in kgm3 varies with position z

a cylinder of compacted scrap metal measuring 2 m in length and 0.5 in diameter suspended from a spring scale at a

  A dragster comes off the start line with an acceleration

A dragster comes off the start line with an acceleration of 4 m/s2. The acceleration increases uniformly from 4 m/s2 to 10m/s2 over 3 seconds, then remains constant to the finish line (500m). Find: a) the acceleration as a function of time (make a gr..

  Let l19 cm and h244 cm if the system is released from rest

the uniform sphere b of radius r6cm and mass mb 5kg is rigidly attached to the uniform thin bar ab which is pinned at a

  The area at the nozzle inlet is 01m2at the nozzle exit the

air flows steadily at low speed through nozzle distance charging to atmosphere. the area at the nozzle inlet is

  Matlab code to calculate and plot the second explosion limit

Write a matlab code to calculate and plot the second explosion limit (2k1=k9[m] for the H2- air mixture with Phi=0.5 within temperature range of 500-1000k compare the line with the explosion limit in the textbook and see if they qualitatively agree. ..

  Determine specific modulus of steel-aluminium by dividing

The Young's modulus of steel is higher than that of Al (29.0 x 106 psi vs. 10.5 x 106 psi).   However, for many applications such as automotive and aerospace a more important quantity is the "specific modulus," or modulus/density. Determine the speci..

  Analyze the cycle using air standard assumptions that

a gas turbine engine has a pressure ratio of 9.2 to 1. assume air enters at 25 celsius and 101 kpa and that 750 kjkg

  Resultant internal bending moment

The member has a square cross section and is subjected to a resultant internal bending moment of M = 850 Nm as shown. Determine the stress at each corner and sketch the stress distribution produced by M. Set theta = 30 (dimensions 250mm by 250 mm)

  Now the valve is opened and the entire system is allowed to

a 2 m3 tank containing nitrogen at 25oc and 500kpa is connected through a valve to another tank containing 3kg of

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd