A heat exchanger is incorporated into an ideal air-standard refrigeration cycle, as shown in figure. It may be assumed that both the compression and the expansion are reversible adiabatic processes in this ideal case. Determine the coefficient of performance for the cycle.

Q: A pelton type turbine was installed 31m below the head gate of the penstock. The head loss due to fr...

A:

Q: The top surface of the passenger car of a train moving at a velocity of 70 km/h is 2.8 m wide and 8 ...

A:

Q: A vapor compression refrigeration cycle undergoes wet compression and maintains the temperature of t...

A: Given dataRefrigeration cycle : Vapor compression refrigeration cycle with wet compressionTemperatur...

Q: Find the reaction at B Weight of the beam is 43 kg include this too. Please solve

A: Given Datam=43kgW=43×9.81=0.422kN

Q: kinematic diagram of the given mechanism below. The ends of the two handles and the end of the bucke...

A:

Q: The hydraulic jack shown below consists of a master cylinder with a diameter of 60mm and a lifting (...

A:

Q: 3.b. Explain with neat sketch, "Liquid plastisol dipping" surface coating process.

A: This process is used to form a thin layer of plastisol on the metallic surface with the help of heat...

Q: It is desired to determine the cost of the submerged arc welding operation in the preceding problem,...

A:

Q: What is the center type of this valve?

A: See the answer in the next page.

Q: .Calculate the volumetric flow through nozzle meter if; Nozzle w coefficient (a) and Nozzle Expansio...

A:

Q: town water tank is draining its water thru a 15cm dia hole on its side at a rate of 18 L/s. Determin...

A: Given:Discharge, Q=18L/sQ=0.018 m3/sDiameter of hole, d=15 cm or 0.15 m

Q: A force, F = 12 N, making an angle of 02 = 15° to the ramp pulls up a block of mass m = 2 kg. The ra...

A:

Q: The position of point P can be represented in the curve by 3 point (3) point (2) point (1) point (4)

A: It is required to choose correct option

Q: 3: In Fig. 2, Find the Force in members DC, EC, EF Using Method of Sections and in Members AE & BG U...

A: Given data as per the question Force applied at F =6 KN Force applied at G =2KN RA+RB=3+6+2=11 KNRAV...

Q: The assembly consists of a solid 15 mm diameter rod connected to the inside of a tube using a rigid ...

A:

Q: Q3) A particle is traveling around the curved path at constant speed as shown in Figure Q3. In the g...

A: As per our guidelines, we are supposed to answer only first one question in case of multiple questio...

Q: 1. In Class, we used a small differential volume to derive the expression for momentum thickness. He...

A:

Q: The assembly consists of a solid 15 mm diameter rod connected to the inside of a tube using a rigid ...

A:

Q: 40 kN 15 kN 3. Two forces are acting on a beam as shown. L30 Determine a single resultant force and ...

A:

Q: The discharge pressure of an air compressor is 6 times the suction pressure. If the volume flow at s...

A:

Q: In fluid mechanics, The minor losses occur due to any disturbance that might occur to the flow, whic...

A:

Q: A solid steel shaft 5 m long is stressed at 80 MPa when twisted through 4°. Using G = 83 GPa, comput...

A: Given: l = 5m stress = 80 MPa G = 83 GPa  

Q: A tank is sealed tight and has a water level that is 11.3 m above the ground. The pressure above the...

A:

Q: What is the elevation of liquid on end A? b. What is the elevation of liquid on end B? c. What is th...

A: Solution: Given Data: Gage pressure: Pv=-17.1 kPa  

Q: motion and its causes such as force, torque, energy and momentum

A: A rigid body is a solid body in which solid deformation is zero or it can be neglected.    

Q: In the position shown crank AB has a constant angular velocity of 20 rad/s CCW. Determine the veloci...

A:

Q: rom rest. What is the speed of the ball of mass

A: To find Speed of ball m2

Q: The Dipping Bird Machine experiment:explain the dipping bird machine  motion in the context of a the...

A:

Q: Draw the shear and moment diagrams for the overhang beam. Determine the maximum bending moment in th...

A: Given Data:  Length of the beam, L=8 m

Q: The motions of A and Bare constrained because they are connected by a rope of constant length. The l...

A:

Q: 7. Try to answer application conditions of three kinds of most common used drill bit? 8. What are th...

A: Three most common types of drill bits and their uses can be as follows: (1) If the drill bit has low...

Q: Provide an example list of Laminar and Turbulent Flow.

A: Laminar flow:- 1).water flowing in canal. 2).water flowing in quite river(stagnant river). 3).oil fl...

Q: Water is flowing in a fire hose with a velocity 200000 Pa. At the nozzle the pressure decreases to a...

A:

Q: Determine the generated moment about point O. 600 lb 20°[ 0.5 ft

A:

Q: jack sho lifting (or slave) cylinder with a diameter of 150mm. The two cylinders are connected by a ...

A:

Q: A pipe network consists of pipeline as shown. If the total rate of flow is 10 liters/sec, compute th...

A: Given: Flow rate of water→Q=10 lit/sec=0.01 m3s Summision of Flow rate of water in pipe 2 and pipe 3...

Q: Discuss any case study where the mechanical hazard caused an accident, determining: - the cause of a...

A: (1) ANSWER : Some threats are obvious, while others appear to be hidden. It is critical for safety o...

Q: 5-126* A short standard-weight steel pipe (see Appendix B) is used to support an axial compressive l...

A: following is the answer to the above problem-

Q: Discuss the result of thermal conductivity coefficient and compared its value with thermal conductiv...

A: Coefficient of thermal conductivity of a material is the ability of a material to conduct heat.  It ...

Q: The coefficient of friction between the block of mass m, = 3.00 kg and the surface in the figure bel...

A:

Q: 5. The jet engines on an airplace must develop a certain amount of power to propel the airplane thro...

A: given; speed (V1)=280km/haltitude(h1)=4000 mincrease in power percentage (%P)=?at altitude(h2)=500mv...

Q: Oil (S=0.87) 10 cm Water 9 сm 7 cm Mercury 40 Fig. P2.41 2.42 The pressure in pipe B in the previous...

A: Given arrangement of fluids :                            

Q: 5. Two C310x45 channels are latticed together so they have equal moments of inertia about the princi...

A:

Q: EX1- It is required to pump water out of deep well under a total head of 90 m. A number of identical...

A: Total head, H= 90 m Design speed, N= 1000 rpm Specific speed, NS= 30 Rated capacity, Q= 0.15 m3/s   ...

Q: A small ship capable of making a speed of 5.8 knots through still water maintains a heading due east...

A: Answer: (a) The speed of the current is 1.6175 knots. (b) It's direction measured clockwise from Nor...

Q: A vehicle and trailer combination cross a 12-meter bridge with axle loads of 10, 20, and 30 kN separ...

A:

Q: A 30 ft

A:

Q: A square plate 0.5m x 0.5m weighing 100N is allowed to slide down an inclined plane which is laid to...

A: GivenA=0.5m ×0.5mW=100Nt=0.03mmμ=2×10-3 Ns /m2

Q: Q7- Air flowing with a Mach number of 2 with a pressure of 80 kPa and a temperature of 30 °C passes ...

A: Given dataM1=2P1=80kPaT1=30°Cθ=4°

Q: 8-50 Steam is throttled from 8 MPa and 450°C to 6 MPa. Determine the wasted work potential during th...

A: