Question
1. At the beginning of the compression process of an air-standard Otto cycle, P1 = 1 bar,
= 290 K, V1
T1
= 400 cm³. The maximum temperature in the cycle is 2200 K and the
compression ratio is 8. Determine
(a) the heat addition, in kJ.
(b) the net work, in kJ.
(c) the thermal efficiency.
(d) the mean effective pressure, in bar.
Expand
Transcribed Image Text

1. At the beginning of the compression process of an air-standard Otto cycle, P1 = 1 bar, = 290 K, V1 T1 = 400 cm³. The maximum temperature in the cycle is 2200 K and the compression ratio is 8. Determine (a) the heat addition, in kJ. (b) the net work, in kJ. (c) the thermal efficiency. (d) the mean effective pressure, in bar.

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Engineering
Mechanical Engineering

Thermodynamics

Related Mechanical Engineering Q&A

Find answers to questions asked by students like you.

Q: The stress–strain diagram for a material can be approximated by the two line segments shown. If a ba...

A: Click to see the answer

Q: A beam supported with pin joint at 1 and roller support at 2 carries point loads of F1= 16 kN at A, ...

A: As per our Q&A guidelines we are supposed to solve only first 3 sub-parts for a question kindly ...

Q: Starting from rest, it takes 1 second for m1 to fall 1.5m. A ring of unknown mass sits on top of m1 ...

A: Click to see the answer

Q: Engineering stress and strain are calculated using the actual cross-sectional area and length of the...

A: When a body is subjected to normal force then the stress developed in the body will be equal to the ...

Q: Segments AB and CD of the assembly are solid circular rods, and segment BC is a tube. If the assembl...

A: Click to see the answer

Q: Design an experiment to measure the viscosity of liquids using a vertical funnel with a cylindrical ...

A: Click to see the answer

Q: During steady motion of a vehicle on a level road, the power delivered to the wheels is used to over...

A: Write the given data:

Q: Calculate to the correct number of significant figures. 9.15/4.970

A: Given Data: The given number N1 = 9.15 The given number N2 = 4.970 The number of significant figur...

Q: A gas-turbine power plant operates on the regenerative Brayton cycle between the pressure limits of ...

A: Given data as per the question Temperature of air at the entry of compressor = 30°C Mass flow rate =...

Q: 13-1II. A 0.2-kg spool slides down along a smooth rod. If the rod has a constant angular rate of rot...

A: Given Data mass of spool, m =0.2Kg angular velocity θ.=2rad/s

Q: A beam supported with pin joint at 1 and roller support at 2 carries point loads of F1= 16 kN at A, ...

A: Given: To find:  Draw the physical diagram of the beam Draw the free-body diagram of the beam; Esti...

Q: Geotechnical

A: Given Data, d = Diameter of the capillary = 0.1 mm = 0.1x10-3 m ζS = Surface tension of water = 0.06...

Q: Determine the forces F4 and F5 by taking moment around the beam. F4 Fs F, 10 N 20 cm B D 20 cm 10 cm...

A: For the given system of forces acting on the beam  To determine value of forces F4 and F5 by taking...

Q: A trailer weighing 2400 lb is attached to a 2900-lb pickup truck by a ball-and-socket truck hitch at...

A: Click to see the answer

Q: A 0.55-ft3 well-insulated rigid can initially contains refrigerant-134a at 90 psia and 30°F. Now a c...

A: Click to see the answer

Q: During flow over a given body, the drag force, the upstream velocity, and the fluid density are meas...

A: Drag force is the resistive force exerted by a fluid due to its motion. Drag force is supposed to ac...

Q: The rib-joint pliers are used to grip the smooth pipe C. If the force of 100 N is applied to the han...

A: Given: The magnitude of the force applied on the handles is FH=100 N. The length and breadth of the...

Q: A horizontal jet of water issues from a nozzle 7.5 cm diamter under an effective head of 67.5 m and ...

A: Click to see the answer

Q: 3-4 Ahomogeneous cylinder with a mass of 250 kg is sup- ported against a smooth surface by a cable a...

A: Draw the free-body diagram of the cylinder: Where 'N' and 'T' are the normal force exerted by the sm...

Q: 12-25. Determine the length af the cantilevered beam so that the maximum bending stress in the beam ...

A: Maximum Bending stress can be determined as Maximum shear stress can be determined as

Q: Show all work

A: Click to see the answer

Q: How many houses could a single natural gas plant serve? Ignore timing of supply and demand overlap, ...

A: Given Data, E= Energy required per house = 10,000 KWh per year Prated = rated power output for the p...

Q: Consider a pulley system shown below. The coordinate x is the displacement of G. Assume there is no ...

A: Click to see the answer

Q: Draw the bending-moment diagram for the shaft and then, from this diagram, sketch the deflection or ...

A: Click to see the answer

Q: Determine the force in each member of the truss and state whether if the members are intension or co...

A: Click to see the answer

Q: Bar ABC has a rectangular cross section of 300 mm by 100 mm. The attached rod DB has a diameter of 2...

A: Given data as per the question Diameter of DB rod =20 mm Modulus of elasticity of steel =200 Gpa App...

Q: Find the value of P and the distance x so that the bar AB remains horizontal. Take the radius of the...

A: The 2000 N weight acting on the left rod. The force P and the distance x from A needs to be calculat...

Q: 21-5. Determine by direct integration the product of inertia I,; for the homogeneous prism. The dens...

A: To determine:   Product of inertia Iyz for the homogenous prism Let the mass of the differential ele...

Q: (Review experimental scaling) A lightweight parachute is being designed for military use. Its diamet...

A: (a) Write the properties of air at 70oF. ρ=0.07487 lbm/ft3μ=0.3797×10-6 lbf·s2/ft2 Here, ρ is the de...

Q: Define or describe each type of fluid: (a) viscoelastic fluid, (b) pseudoplastic fluid, (c) dilatant...

A: viscoelastic fluid: Viscoelastic fluids are a type of non-Newtonian fluid formed by a viscous compon...

Q: A rigid tank contains 50 kg of saturated liquid water at 90°C. Determine the pressure in the tank an...

A: Given data: Mass of saturated liquid water, m = 50 kg. The temperature of saturated liquid water, T...

Q: Please label fractured surface by using the answer provided.

A: Click to see the answer

Q: The coupling rod is subjected to a force of 5 kip. Determine the distance d between C and E accounti...

A: Given: The force on coupling rod is P = 5 kip. The unstretched length is spring is d = 10 in. The d...

Q: A man holds a 192-N ball in his hand, with the forearm horizontal (see the figure). He can support t...

A: Given data: Weight of ball (Wb) = 192 N  Weight of Forearm (W) = 18.5 N  To determine  Magnitude o...

Q: A Brayton cycle with regeneration using air as the working fluid has a pressure ratio of 7. The mini...

A: The enthalpies and relative pressure at state 1 and 3 are determined from the steam table at a given...

Q: Q2. In the extruded profile shown in the figure, the maximum allowable stress in tension is 120 MPa ...

A: Click to see the answer

Q: Determine the average normal stress in each of the 20-mm-diameter bars of the truss. Set P = 40 kN.

A: Given: The length of AB is AB=2 m. The length of AC is AC=1.5 m. The magnitude of the force P is P=...

Q: Determine the value of θ corresponding to the equilibrium position of the rod of Prob. 10.14 when P ...

A: Draw a diagram showing the reactions acting at supports A and B. Here, Ay is the reaction at A, Bx ...

Q: Water flows through a 90 degree elbow connected to a pipe with diameter of 1.5 cm. At inlet pressure...

A: Click to see the answer

Q: The pressure in a natural gas pipeline is measured by the manometer shown, with one of the arms open...

A: Convert the atmospheric temperature 14.2 psia into SI unit as: Patm=97.91 kPa Now use the conversion...

Q: 6.42 A floor truss is loaded as shown. Determine the force in me bers CF, EF, and EG. 250 lb 500 lb ...

A: Click to see the answer