Is given a violation of the second law

Assignment Help Physics
Reference no: EM131353658

A storage battery is connected to a motor, which is used to lift a weight. The battery remains at constant temperature by receiving heat from the outside air. Is this a violation of the second law? Why?

Reference no: EM131353658

Questions Cloud

What would be the additional sales potential of a thursday : Using Perez's multiple-regression model, what would be the additional sales potential of a Thursday Miami Heat game played during the Christmas holiday
Done for the exchangeable cations : A soil analysis was done for the exchangeable cations in the soil and the results were as follows:Ca = 1.8 g/kg (atomic wt. Calcium is 40 g/mol)Mg = 3.25 cmolK = 3 cmolNa = 0.230 g/kg (atomic wt. of Na is 23 g/mol)H = 9 cmolAl= 0.66 cmol.
Which satellite has the most circular orbit : Soviet satellite Sputnik I was the first artificial satellite to orbit Earth. If the radius of Earth is approximately 6357 kilometers, find the greatest distance Sputnik I orbited from the surface of Earth to the nearest kilometer.
Components of our cells and tissues require fats : Why do we need fats in our diet?  What components of our cells and tissues require fats and cholesterols?  Are there "good fats" and "bad fats" like there are "good cholesterol" and "bad cholesterol"?  Compare and contrast the differences and sour..
Is given a violation of the second law : A storage battery is connected to a motor, which is used to lift a weight. The battery remains at constant temperature by receiving heat from the outside air. Is this a violation of the second law? Why?
Derive an expression for the heat rejected : Derive an expression for the heat rejected to the high-temperature reservoir.- Assume a value of 5 for the coefficient of performance and comment on the effectiveness of a heat pump.
What was the cost per unit and gross profit of each model : What was the cost per unit and gross profit of each model using ABC costing? Are management's future plans for the two models sound? Enter your answer in the block below.
Is this a violation of the second law : In an isothermal decrease of the magnetic field, heat is absorbed from one reservoir and converted completely into work. Is this a violation of the second law? Explain.
Aluminum reacts with chlorine gas to form aluminum chloride : Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction:  2Al(s)+3Cl2(g)→2AlCl3(s) You are given 24.0 g of aluminum and 29.0 g of chlorine gas.

Reviews

Write a Review

Physics Questions & Answers

  Assume that friction is negligible

Al moves off with a speed of 8.98 m/sec in one direction and Jo moves off with a speed of 9.70 m/sec in the other. You can assume friction is negligible. What is Al's mass.

  Determine is the galaxy approaching or receding from earth

Wavelengths of light from a distant galaxy are found to be 0.5 percent longer than the corresponding wavelengths measured in a terrestrial laboratory. Determine is the galaxy approaching or receding from earth

  What recoil velocity does she acquire in response to a

the lead female character in the movie diamonds are forever is standing at the edge of an offshore oil rig. as she

  How high does the rocket go

A model rocket is fired upward. The rocket's average initial acceleration is 38.5 m/s2 until the fuel burns out in 0.825 s. How high does the rocket go

  What is the speed of the earth around the sun

the earth completes a circular orbit around the sun in one year. the orbit has a radius of 93,000,000 miles. what is the speed of the earth around the sun in m/s? Report your result using scientific notation.

  Calculate the distance it travels throughout the second

A car travelling 80 km/h slows down at a constant 0.50 m/s^2 just by "letting up on the gas." Compute the distance the car coasts before it stops in meters.

  Calculate the adiabatic flame temperature

Calculate the adiabatic flame temperature attained when methane at 298k, is combusted (a) with oxygen in the molar ratio air/CH4 = 9.524. Assume that CO2 and H2O are the products of the combustion. The adiabatic flame temperature is that temperature ..

  Porosity of a dry soil sample

What is the porosity of a dry soil sample that weighs 500 gram (g) and has an undisturbed volume of 900 cubic centimeters (cm3)? Assume a particle density of 2.65 g/cm3.

  A projectile is fired at v03420ms at an angle of

a projectile is fired at v0342.0ms at an angle of theta72.3degrees with respect to the horizontal. assume that air

  White light illuminates a diffraction grating

If white light illuminates a diffraction grating having 810 lines/mm , over what range of angles does the visible m = 1 spectrum extend?

  At what rate is power generated in the coil

The magnetic field changes uniformly from 0.40 T in the +x direction to 0.40 T in the -x direction in 2.0s. If the resistance of the coil is 16 Ω, at what rate is power generated in the coil during this change?

  What is the carnot efficiency of this engine

if a hot reservoir of an engine is 300k and cold reservoir 200k, what is the carnot efficiency of this engine

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