Neglect the heat capacity of the container

Assignment Help Mechanical Engineering
Reference no: EM13717238

A 500-ml glass of chilled water at 100C degree is removed from a refrigerator. It slowly equilibrates to the room temperature of 250C degree. Calculate the entropy change of the water, the entropy change of the surroundings, and the entropy change of the universe, all in J/K . Can this process occur? Neglect the heat capacity of the container

Reference no: EM13717238

Questions Cloud

The plant photoreceptor phytochrome : What are the two components of the plant photoreceptor phytochrome?
Net work of the cycle and the heat transfer : A system consisting of 1kg of H2O undergoes a cycle composed of the following closed processes:
Drinking water needs of an office are met by large water : The drinking water needs of an office are met by large water bottles. One end of a 0.6 cm diameter plastic hose is inserted into the bottle placed on a high stand, while the other end with on/off valve is maintained 0.6 m below the bottom of the bott..
Calculate the thermal efficiency : Steam in a Carnot engine is compressed adiabatically from 20 kPa to 800 kPa. The heat addition results in saturated vapor. The quality of state 1 (the initial state of the isothermal process at T(h) ) is 15%.
Neglect the heat capacity of the container : A 500-ml glass of chilled water at 100C degree is removed from a refrigerator. It slowly equilibrates to the room temperature of 250C degree. Calculate the entropy change of the water, the entropy change of the surroundings, and the entropy change of..
Estimate of the cooling water demands of the facility : Preliminary cost estimates for a 1 million-Kw nuclear-powered thermal power station require an estimate of the cooling water demands of the facility. For purposes of this estimate, the heat engine can be assumed to be a carnot engine operating betwee..
Insulated piston-cylinder arrangement contains water : An insulated Piston-Cylinder arrangement contains water. Sixty percent of the total 15 kg of water are in the vapor phase. Steam at 1 Mpa and 400 C degree is allowed to enter the cylinder from a supply line until all of the liquid in the cylinder is ..
Three aluminium cylindrical pressure vessels : Three aluminium cylindrical pressure vessels thicknesses 14 mm and radius 840 mm. They are periodically filled and emptied to an interal pressure of 2MPa. Cracks can grow through the wall driven by cycle of stress on pressurisation.
Cycles will the material tolerate at a stress amplitude : How many cycles will the material tolerate at a stress amplitude of +- 70MPa and zero mean stress? How will this change if the mean stress is 10 MPa? What if the mean stress is -10MPa? The tensile strength of the alloy is 200MPa.

Reviews

Write a Review

 

Mechanical Engineering Questions & Answers

  Derive an expression for the building equation for the cstr

determine the concentration of a non-reactive tracer that was released as a pulse input if the flow in is 1.5 cms and

  A missile with a conical nose cone with a semivertex angle

a missile with a conical nose cone with a semivertex angle of 16 deg is flying through sea level air at a speed of 817

  Derive an equation in w thrta k and l

A collar B of weght W can move freely along thevertical rod. The constant of the spring is k and the spring is unstretched when theta=0. Derive an equation in W thrta k and l that must be satisfied when h collar is in equilibrium.

  Stating any assumptions you make i when will the project

your company wants to launch a new product. rampd including prototypes and manufacturing process development will take

  A rigid container is filled with 1 kg of waterthe volume

a rigid container is filled with 1 kg of water.the volume of the container is 125-l.the initial pressure of the

  Speculate on whether you would expect a mixture of auag3 to

1.based on the hume-rothery rules speculate on the possible driving forces behind the tendency for ordering in this

  In case of a fire on the deck of an aircraft carrier

In case of a fire on the deck of an aircraft carrier, the firefighting crew may wish to take advantage of all the seawater around the ship. If the deck of the ship is 15 m above sea level, what problems do you see in drawing water up by suction? Can ..

  What are the forces on the pinion gear and shafts

What are the forces on the pinion,gear,and shafts?

  Calculate the radius of an silver atom in cm given that ag

calculate the radius of an silver atom in cm given that ag has an fcc crystal structure a density of 10.5 gcm3 and an

  Determine the maximum height sb reached by the ball and the

a boy tosses a ball in the vertical direction off the side of a cliff. if the initial velocity of the ball is 15ms

  How much water is needed-ignores change in kinetic energy

An ADIABATIC steam turbine works between inlet pressure of 100 bar and outlet pressure of 25 bar. The inlet temperature is 600 degrees Celsius. Outlet steam has a quality of 90 percent. You want to know if this facility is fit to generate your need o..

  Calculate the required diameter of a 3 m long stainless

calculate the required diameter of a 3 m long stainless steel annealed rod subjected to an axial tensile load o f 67

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!

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