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Q: The performance of a heat pump degrades (i.e., its COP decreases) as the temperature of the heat sou...

A: Given

Q: Determine the specific potential energy, in kJ/kg, of an object 50 m above a datum in a location whe...

A: Given data: Height from the datum, h = 50 m. Acceleration due to gravity, g = 9.8 m/s2. The expres...

Q: solve the question given in the image.

A:

Q: (e) Two blocks X and Y are connected by a light and inextensible string as shown in the figure below...

A: Let's assume the masses of the blocks Y and X are M and m respectively. The friction between the inc...

Q: It is well known that the power consumed by a compressor can be reduced by cooling the gas during co...

A: It is a well-known fact that the power consumed by a compressor is reduced by cooling the gas during...

Q: [Stability] A 10-cm by 10-cm wood (sg = 0.65) with a length of 2 m is placed in water. Determine the...

A: Given data  cross-section dimension of wood is 10 cm*10cm the specific gravity of wood (S.G) = 0.65 ...

Q: Determine the acceleration at the instant shown. v = 2 m/s i = 3 m/s

A: Given data: The tangential velocity, V = 2 m/s. The tangential acceleration, v̇ = 3 m/s2. The radiu...

Q: Describe the various forms of the first-law relation for closed systems.

A: First law of thermodynamic for closed system dQ=dE+dW  

Q: A standard Otto air cycle has a r=8 compression ratio. Initially, theCompression temperature is 27ºC...

A: Write the given data with suitable variables: P1=100 kPar=8T1=300 KR=287 J/kgKvs=1600 cm3N=3600 rpmQ...

Q: *12-104. The man at A wishes to throw two darts at the target at B so that they arrive at the same t...

A: Given data v=10 m/s

Q: The beam is subjected to a moment of 15 kip # ft. Determine the percentage of this moment that is re...

A:         y=∑yA∑A=0.515+581+9.53115+81+31=4.437 inI=112513+514.437-0.52+112183+815-4.4372+112313+319.5...

Q: A thin circular plate of diameter 80 mm is placed in the oil bath of specific gravity 0.9. The dynam...

A: Given data: Diameter of the circular plate = 80 mm                    Specific gravity of oil bath =...

Q: The total pressure rise in a centrifugal compressor is due to impeller and diffuser action Select on...

A: The fluid flowing through the impeller of the centrifugal compressors are imparted kinetic energy an...

Q: A synchronous belt drive system is used as a speed reducer. The input shaft rotates at 1000 rpm and ...

A: Data given- Speed of driver = 1000 rpm Tooth of driver = 36 Pitch diameter of driver = 3.609 in   Fo...

Q: A compound epicyclic gear is shown in Figure Q2 Sun wheels S, and S2 are integral with the input sha...

A:

Q: Distinguish between the upper yield point and the lower yield point?

A: The yield strength or yield point of a material is defined in engineering and materials science as t...

Q: Plot the engineering stress-strain curve these data Determine the 0.2 percent offset yield stress fo...

A: Stress and strain readings from the experiment are given

Q: From Table A.3, the density of glycerin at standard conditionsis about 1260 kg/m3 . At a very high p...

A: Given: The standard density of glycerin is ρs=1260 kg/m3. The high pressure of glycerine is Ph=8000 ...

Q: In the figure shown, the large piston on the left has a diameter of D1 = 9.00 cm.The small piston on...

A: Given D=9 cm d=4cm m=0.35 kg   Applying torque balancing equation We get mg(25+5)=F×5F=6mgF=6×0.35×9...

Q: Measure the vertical distance from the ground floor to the landing and from the landing to the 1st f...

A:

Q: A steel tank is to be positioned in an excavation. Knowing that a = 20°, determine by trigonometry (...

A: Given data: Resultant R acts in the vertical direction. Draw the free-body diagram of the system. ...

Q: There is an inclined beam with pin and roller supports at B and A, respectively. The vertical distri...

A: Convert Uniformly varying load into point load and draw  free body diagram of beam.

Q: Determine the horizontal displacement of joint C. AE is constant.

A: The free-body diagram is given as,

Q: Use prefix multipliers to express each measurement without any exponents. 38.8 x 10° g

A: Given: The measurement is m=38.8×105 g. The unit conversion factor to convert Gram into Megagram is,...

Q: Plastics

A: Glass fibers are used for reinforcement in plastics. It significantly improves the mechanical proper...

Q: Introduce the second law of thermodynamics?

A: The second law of thermodynamics introduces the term "Entropy", according to the second law of therm...

Q: Please help with the attached problem

A: Given data: The weight of the block A is W = 100 lb. The angle between inclined surface and horizon...

Q: The gate shown is 3.0 m wide (into the page), hinges around the bottom point, and for the purposes o...

A:

Q: 17-35. The W360 × 45 is used as a structural A-36 steel column that can be assumed pinned at both of...

A: The length of the column is L=7.5 m=7.5 m×1000 mmm=7500 mm.  

Q: Strain Stress (Мра) 0.002 220 STRESS VS. STRAIN 0.003 340 450 0.004 360 400 0.005 400 350 0.006 420 ...

A:

Q: Draw the following questions with dimensions

A: a) Left half section front view of given object can be drawn as

Q: Determine the reactions at the supports

A: Loads acting on a beam is given. Dimensions at which loads acting and the magnitudes of the load are...

Q: The pipe is stuck in the ground so that when it is pulled upward the frictional force along its leng...

A: We are given that friction follows a linear equation that passes through a point y1,f1=0,0   y2,f2=L...

Q: Strain Stress (Мра) 0.002 220 0.003 340 450 0.004 360 400 0.005 400 350 0.006 420 MPA)

A: Youngs Modulus is the ration of stress to strain at elastic limit. and from the curve point B signif...

Q: A straight turning operation is carried out using a single point cutting tool on an AISI 1020 steel ...

A: Given data: The feed rate is f = 0.2 mm/rev. The depth of cut is d = 0.5 mm. The side cutting edge ...

Q: In an electrochemical cell, a metal anode lost 0.227 g while a total volume of 0.08149 L of hydrogen...

A:

Q: Consider a steel sphere (SG = 7.85) of diameter 2 cm,dropped from rest in the water at 208C. Assume ...

A: The drag coefficient is CD=0.47. The diameter of the steel sphere is d=2 cm×1 m100 cm=0.02 m

Q: Mechanical Engineering Question

A: Data given -

Q: Steam at 4 MPa and 350°C is expanded in an adiabatic turbine to 120 kPa. What is the isentropic effi...

A: From the steam table At state 1 P1=4 Mpa T1=350°C h1=3093.3 KJ/Kg S1=6.5843 KJ/Kg-K   At state 2 P2=...

Q: *11-20. The smooth pin is supported by two leaves A and B and subjected to a compressive load of 0.4...

A: Draw the diagram of a loaded smooth pin,     Apply force equilibrium in a vertical direction and ca...