Compute the cycle efficiency

Assignment Help Physics
Reference no: EM13339326

A cycle receives 500 Btu of heat at 1000°F and rejects 200 Btu of heat at 200°F. There is work input of 275 Btu and work output of 575 Btu.

a. What is the net work? Is it into or out of the cycle?

b. Compute the cycle efficiency.

c. Does this cycle violate the first or second law of thermodynamics? Is it reversible, irreversible, or impossible?

Reference no: EM13339326

Questions Cloud

Journalize september transactions for reid supply : Journalize the September transactions for Reid Supply and prepare in journal form the adjusting entries for the seven items listed fro Ben Cartwright Pest Control.
What length of simple pendulum having this period : You want to contrast a physical pendulum with a period of 4.0s at a location where g= 9.8s/s^2.What length of simple pendulum having this period
Use the function to sort an array of 100 random element : Writing a C program to do a bubble sort. Use the function to sort an array of 100 random elements. Show the input array and the output array.
What is the period of oscillation of the system : An oscillating mass-spring system has the following:displacement x=10cm; linear speed v=-20m/s, and an acceleration a=-20 m/s^2 what is the period of oscillation of the system
Compute the cycle efficiency : A cycle receives 500 Btu of heat at 1000°F and rejects 200 Btu of heat at 200°F. There is work input of 275 Btu and work output of 575 Btu. Compute the cycle efficiency
Use turtle graphics to draw simple slogan in all upper case : Use turtle graphics to draw a simple slogan in all upper case letters. Turtle graphics is a simple model for graphics programming in which you have a "turtle" that can turn left or right and can move forward.
Prepare a contribution margin income statement : Prepare a contribution margin income statement separating all variable and fixed costs into their own categories - product to manufacture and to describe the manufacturing process.
What are the pulsar frequencies as seen from the spaceship : Periodic signals from three pulsars reach the Earth. Signals from the first pulsar, denoted A, have a frequency of 400 Hz and come from a direction 10 degrees away from the direction of the galactic center.
Find must be the minimum initial speed of the dart : A 17.00{\rm kg} lead sphere is hanging from a hook by a thin wire 3.30{\rm m} long, What must be the minimum initial speed of the dart so that the combination makes a complete circular loop after the collision

Reviews

Write a Review

Physics Questions & Answers

  What value of absolute zero does the calibration yield

In a student experiment, a constant-volume gas thermometer is calibrated in liquid nitrogen (?196°C), What value of absolute zero does the calibration yield

  Calculate acceleration of balloon

A baloon 1.2 g when empty has volume 800 cm ^3 and is filled with helium. density of air is 1.29 kg/m^3 while that of helium is .179 kg/m, calculate acceleration of balloon

  What is the cue balls final velocity

A cue ball m1 = 0.39 kg is shot at another billiards ball m2 = 0.59 kg which is at rest. The cue ball has an initial velocity of v =9.5 m/s. What is the cue balls final velocity in m/s

  Determine the speed of the boat

The wake of a speedboat is 17â?? in a lake where the speed of the water wave is 2.8km/h. What Is the speed of the boat

  Compute the time for the pencil to hit

A helicopter is ascending vertically with the speed of 5.79. At a height of 127 above the Earth, a package is dropped from a window. How long take the package to hit the ground.

  What is the angular acceleration of the salad spinner

Dario, a prep cook at an Italian restaurant, spins a salad spinner and observes that it rotates 20.0 times in 5.00 seconds and then stops spinning it. What is the angular acceleration of the salad spinner

  What is the work done by friction during one turn

A 5 kg block is dragged on a horizontal surface in a circular path of radius 2 m. what is the work done by friction during one turn

  What is the speed of the waves on the string

A 78-kg man standing on a scale in an elevator notes that as elevator rises, the scale reads 834 N. What is the acceleration of the elevator.

  What was the bears average speed

A polar bear starts at the North Pole. It travels 1.0 km south, then 1.0 km east, then 1.0 km north, What was the bear's average speed

  What is the average flow rate of gasoline into the engine

A car is traveling at 85.1 km/h at this speed the car has a fuel efficiency of 14.5 km/L. What is the average flow rate of gasoline

  What is the number of molecules in the balloon

Consider a balloon containing nitrogen molecules at room temperature (20°C) and atmospheric pressure. what is the number of molecules in the balloon

  What is the centripetal acceleration needed to rotate hammer

Starting from rest, a hammer thrower performs 4 revolutions in 4 seconds before releasing the hammer. What is the centripetal acceleration needed to rotate the hammer

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