1 (one) kg of air at an initial pressure of 8 bar and 100 C is expanded...

Fantastic news! We've Found the answer you've been seeking!

Question:

1 (one) kg of air at an initial pressure of 8 bar and 100 C is expanded polytropically with n = 1,2 so that the pressure drops as much as one-fifth of the initial pressure. Determine:

a. Specific volume and final temperature.

b. Changes in energy, work done and heat

c. Entropy change.

Related Book For answer-question

Thermodynamics An Interactive Approach

ISBN: 978-0130351173

1st edition

Authors: Subrata Bhattacharjee

See More Books

Posted Date: Apr 16, 2021 10:46 PM

See More Questions

One kg of air at 100 kPa is mixed with one kg air at 200 kPa, both at 300 K, in a rigid insulated tank. Find the final state (P, T) and the entropy generation in the process.
One kg of air at 300 K is mixed with one kg air at 400 K in a process at a constant 100 kPa and Q = 0. Find the final T and the entropy generation in the process.
An insulated rigid tank contains 1.0 kg of air at 130 kPa and 20oC. A paddle wheel inside the tank is rotated by an external power source until the temperature in the tank rises to 54oC. If the...
This can be anything - goods or services; in which you reflect upon your understanding of the ideal marketing mix for your proposed product/service. please explain for me in details and sources?
How does equilibrium expenditure come about? What adjusts to achieve equilibrium?
Betancourt Company sells automatic can openers under a 75-day warranty for defective merchandise. Based on past experience, Betancourt estimates that 3% of the units sold will become defective during...
In February 2014, defendant Ibrahim M. Shihadeh, d/b/a Creative Designs Kitchen and Baths, agreed to purchase 25% of his anticipated natural gas needs at a fixed price for the 201415 and 201516...
XYZ is a calendar-year corporation that began business on January 1, 2020. For the year, it reported the following information in its current-year audited income statement. Notes with important tax...
Consider a web system for online shopping that will generate an ID for each order. The order ID is a sequence of 7 characters where each char- acter could be either one of the 26 upper case English...
Consider a welfare program (such as housing) with an eligibility standard that requires that an individuals income be below some threshold level. Draw the individuals budget constraint with and...
I want a program to take input from user and build a new class that inherits existing parent class and its functions. is it possible to do so, if yes how do i do that? (Please include a short code)....
If Congress levies a new $1,000 per car tax on car manufacturers to pay for expanded Social Security benefits, how do you think this will impact unexpected inflation?
If nominal GDP rose, does that mean that production had to increase as well? Why or why not? What about if real GDP increased? Why is it important to use real GDP when comparing changes over time?
Consider whether each of the following would increase or decrease frictional unemployment. a. LinkedIn improves its algorithms, enabling it to more efficiently connect employers with workers who have...
For each of the following scenarios, predict how consumption changes for both consumption smoothers and hand-to-mouth consumers. How does total consumption change? a. Household incomes rise 6% this...
Which measure or measures of inflation should be used in the following scenarios? Explain your answers. a. Youre a buyer at an auto factory that is facing rising input costs. Your manager asks you to...
Consider the payoff matrix in Figure 2. What outcomes, if any, are Nash equilibria? a. There is one equilibrium: Firm 1 and Firm 2 both expand West. b. There is one equilibrium: Firm 1 and Firm 2...
Grace is training to be an airplane pilot and must complete five days of flying training in October with at least one day of rest between trainings. How many ways can Grace schedule her flying...
A projectile of mass 0.1 kg is moving with a velocity of 250 m/s. If the stored energy (E) in the solid is 1.5625 kJ. (a) Determine the specific internal energy (u). Neglect potential energy and...
For the converging-diverging nozzle shown in the accompanying figure, (a) Find the range of back pressure for which a normal shock appears in the diverging section, and (b) The mass flow rate () when...
Air enters an insulated diffuser operating at steady state at 100 kPa, -5oC and 250 m/s and exits with a velocity of 125 m/s. Neglecting any change in pe and thermodynamic friction, determine: (a)...
Using the tools provided to you in this chapter, conduct a comprehensive review one of the websites listed below. Is it a reliable resource without underlying motivations? MinimumWage.com ...
Research and find at least three reports of fabricated or misleading news causing damage to a company or organization. Consider how the news was created and disseminated. What could have been done,...
What are the strategies for effective secondary research searches?

1 (one) kg of air at an initial pressure of 8 bar and 100 C is expanded...

Question:

Expert Answer:

Thermodynamics An Interactive Approach

Students also viewed these physics questions