k 40 m

Q: Helium is used as the working fluid in a Brayton cycle with regeneration. The pressure ratio of the ...

A: Given that, Pressure ratio of cycle, Pr=8,Inlet Temperature of compressure, T1=300 K,Inlet Temperatu...

Q: A 1.8kg/s of steam expands in a turbine producing 550 kW of power output. The steam enters at a velo...

A: Given : m=1.8 kg/sW=550 kWV1=18 m/sV2=70 m/sz1-z2=900 mmh1-h2=400 kJ/kg

Q: 8-25. The rubber block is subjected to an elongation of 3 mm. along the x axis, and its vertical fac...

A:

Q: Show the Carnot cycle on a T-S diagram and indicate the areas that represent the heat supplied QH, h...

A: A Carnot cycle comprised of these four processes: Process A-B: Isothermal heat rejection. Process B-...

Q: Three 1 x 18-in. steel plates are bolted to four L6 x 6 x 1 angles to form a beam with the cross sec...

A: The diameter of the bolt will be 7/8 in. in place of 78 in. in the problem The data given is d = 7/...

Q: The solid rod is subjected to the loading shown. Determine the state of stress at point B, and show ...

A: Given data:   

Q: Thanks a lot:)

A: Given data: The load at C, P = 1.9 kN. The load, Q = 2 kN. Draw the diagram showing all the reacti...

Q: 18-57. If the gear is released from rest, determine its angular velocity after its center of gravity...

A: Given: The weight of the gear is m = 100 lb. The descended distance is x = 4 ft. The radius of gyra...

Q: Is it possible to accelerate a gas to a supersonic velocity in a converging nozzle? Explain

A: We have a standard equation, dAA=dpρV21-M2 The above equation is both for nozzle and diffuser, For a...

Q: Dish B has an initial angular velocity w0 when it is brought into contact with disk A, which is at r...

A: Given: The initial angular velocity of disk B is ω0. The mass of the disk A is mA. The mass of the ...

Q: Define the isentropic, polytropic, and isothermal compression processes between the same pressure li...

A: The isentropic, polytropic and isothermal compression process between the same pressure limits can b...

Q: Heat treatment process is widely applied to engineer mechanical properties of steel. In two differen...

A: Heat treatment is the process of changing the metallurgical properties of materials with the help of...

Q: A 2-kg block on a frictionless inclined plane at 40° has a cord attached to a pulley of mass 1 kg an...

A: The given problem belongs to kinetics of rigid bodies. In the problem, D'Alemberts principal will be...

Q: A double acting compressor with a volume displacement of 0.432 m3/sec, delivers air at 725 KPa at a ...

A: Write the given data: Vs=0.432 m3/sP2=725 kPaV2=1.88 m3/sP1=100 kPaT1=30 °cN=200rpmD=L

Q: When do stress concentrations occur?

A: Stress concentration, It is a location within an object where the magnitude of stress is high as com...

Q: Define the term kinematic viscosity as applied to fluids and write down the continuity law for compr...

A: kinematic viscosity, ϑ:- It is the ratio between the dynamic viscosity to the density of that fluid ...

Q: (d) State the three characteristics of each of the following flows: ()Laminar (ii) Turbulent

A: characteristics Laminar flow: (1) In the laminar flow the fluid flows smoothly without any intermixi...

Q: In order to cool 1 ton of water at 20°C in an insulated tank, a person pours 140 kg of ice at –5°C i...

A: Given: The mass of the water is mw= 1 ton= 1000 kg. The initial temperature of the water is T1,W= 2...

Q: A household refrigerator that has a power input of 450 W and a COP of 1.5 is to cool 5 large waterme...

A: Given data: Power input () = 450 W COP = 1.5 total mass (m) = 5 * (10 kg/watermelon)                ...

Q: Explain why the light-year has the dimension of length.

A: Light Year A light-year used to measure the distance in space with the help of the speed of light in...

Q: How do the compressible pipe flow formulas behave forsmall pressure drops? Let air at 20°C enter a t...

A: Given: The temperature of the air at the entry of the tube is T1 = 20 oC. The friction coefficient ...

Q: An automobile travels to the right at a constant speed of 48 mi/h. If the diameter of a wheel is 22 ...

A: Given that, Velocity of automobie, V=48 mi/hV=48×1.4667 ft/s         since 1 mi/h = 1.46667 ft/sV=70...

Q: Three ice skaters, numbered 1, 2, and 3, stand in a line, each with her hands on the shoulders of th...

A: Given Three skaters 1, 2 and 3 To find Free body diagram Action and reaction

Q: 11-24 Determine the force transmitted by member BC of the truss shown in Fig. P11-24. 3m -25 m -2.5 ...

A:

Q: The stress acting on two planes at a point is indicated. Determine the shear stress on plane a–a and...

A: The component of 60 ksi in horizontal direction,   σx=60 ksisin60°=51.96 ksi The component of 60 ksi...

Q: A vane-axial flow fan is being designed with the stator blades upstream of the rotor blades. To redu...

A: For given flow conditions and stator blade shape at a given radius, we are to design the rotor blade...

Q: Thanks a lot:)

A: Let, RD = Vertical force in upward direction at D RAv= Vertical force in upward direction at A RAH =...

Q: A system that consists of two interconnected cylindrical tanks with D1 = 30 cm and D2 = 12 cm is to ...

A: Given, Diameter of tank 1 D1 = 30 cm = 0.3 m Diameter of tank 2 D2 = 12 cm = 0.12 m Diameter of orif...

Q: Three loads are applied as shown to a light beam supported by cables attached at B and D . Neglectin...

A: Given data as per the question Force applied at point A =7.5 KN Qmin=TD=0∑MB=07.5×0.5−Qmin(3)=0Qmin...

Q: RII-5. Draw the shear and moment diagrams for the beam and determine the shear and moment in the bea...

A: Convert UDL into point load and draw beam and name the points Net reaction at A can be determined a...

Q: Kayla began a science experiment with 18 grams of an unknown solid. During the experiment, the chang...

A: The initial mass of the Substance Mi=18 grams The change in mass during the experiment is ∆M =-7 gra...

Q: Knowing that a beam of the cross section shown is bent about a hori-zontal axis and that the bending...

A: Given: Bending moment = 50 kip-in cross section I Bent about the horizontal axis (neutral axis) Dete...

Q: A 16-cm-diameter open cylinder 27 cm high is full ofwater. Compute the rigid-body rotation rate abou...

A: Given data Diameter of cylinder, D = 16 cm. Height of the cylinder, H = 27 cm. The initial volume ...

Q: What do the external loadings on a beam create?

A: To define: what does the external loading create on a beam Beam: beam is defined as any structural m...

Q: Water is to be transported in an unfinished-concrete rectangular channel with a bottom width of 4 ft...

A: Given, Flow rate = 51 ft3/s bottom width = 4ft channel bottom drops 2 ft in 1000ft length S=2/1000 c...

Q: A piston–cylinder device contains 0.6 kg of steam at 300°C and 0.5 MPa. Steam is cooled at constant ...

A: Given: A piston cylinder device mass(m) =0.6 kg Steam temperature (T1) =300oC= 573K pressure = 0.5MP...

Q: Mechanical Engineering Question

A: The free-body diagram after cutting the truss for ABG member,                                       ...

Q: Consider the cantilever steel truss depicted below. Determine the resultant moment at support poin...

A:

Q: What is the plastic analysis?

A:  To define: Plastic Analysis generally, we design all engineering materials for yield stress i.e. al...

Q: A beam of length L=8.1 m is being designed to support a uniform load of intensity q = 9.7 kN/m. If t...

A: Considering the beam, Let the center of the beam is at C, By symmetry bending moment at support is ...

Q: P5-3. then draw the free-body diagrams of each member of the identify any two-force members, and fra...

A: If in an element no load or force is acting between the pins or hinge supports at both ends then thi...

Q: 16-14. The disk starts from rest and is given an angular acceleration a = (2r?) rad/s?, where t is i...

A: Given Data: The angular velocity of the disk is α=2t2 rad/s2 The initial angular velocity of the di...

Q: The bend steel rod for pipeline system has a diameter (d) and is subjected to the tensileforce (P) a...

A: Stress in xy-plane, σz=-75 MPa, σy=35 MPa. Since there is no shear stress on these planes, these are...

Q: 18-3. The wheel is made from a 5-kg thin ring and two 2-kg slender rods. If the torsional spring att...

A: mw = 5 kg mr = 2 kg r = 0.5 m l = 2r = 1m k = 2 Nm / rad   Moment of Inertia about an axis perpendic...

Q: The 80-kg lamp is supported by two rods AB and BC as shown in Figure. If AB has a diameter of 10 mm ...

A: Free-body diagram of point B with components of forces is given as,     On using force equilibrium ...