Why is return air mixed with fresh air in an air-conditioning system?

Q: Determine the relative acceleration of Point C with respect to point B, considering the following de...

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Q: 1. A pinion of 19 teeth meshes with a gear of 37 teeth. Module is 4 mm and pressure angle is 20o. Pi...

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A: Data given- P = 40 bad  Entropy = 7.0922 kJ / kg - K  Condenser pressure = 0.0036 Mpa   

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Q: 6. As shown in Figure 3, two flasks are connected by initially closed stopcock. One flash contains k...

A: GIVENP1=500mmHg, v1=250cm3P2=900mmHg,  v2=450cm3

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Q: A compound curve has the following data: I1 = 28°, I2 = 31°, D1 = 3°, D2 = 4°; Find the stationing o...

A: LcI=20DLc28°=206°Lc=93.34

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Q: Help with physics review problem

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Q: Determine the Resultant R of the 3 force

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Q: Make table of standard prefixes in SI units?

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Q: A bar of titanium alloy of length 120mm and square cross – section, 7.5 mm x 7.5 mm, is pulled axial...

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Q: Steam is supplied, at 40 bar and specific entropy of 6.0696 kJ/kg-K, to a turbine. condenser pressur...

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Q: Consider a flow of oil at 20oC in a 30 cm diameter pipeline at an average velocity of 2 m/s.A 100 m ...

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Q: 4. Determine the components of reaction at A and C. 400 N/m 600 N 3 m -1.5 m -15m-

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Q: A planetary gear train is illustrated in Figure. The carrier (link 2) serves as the input to the tra...

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Q: Plz go through image and solve it step wisely  note: this question  is related with mechinical techn...

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Q: If the mass of cylinder C is 40 kg, determine the mass of cylinder A in order to hold theassembly in...

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Q: A force is applied to a block to move it up a 30°incline. The incline is frictionless. If F = 65.0 N...

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Q: Water at 10°C flows in a 1.2-cm-diameter pipe at a rate of 1.33 L/min. The hydrodynamic entry length...

A: discharge = 1.33 L/min=1.33×10-3m360s=0.000022 m3/s V=QA=0.000022π0.01222=0.00194 m/s at Water at 10...

Q: Express F1 and F2 as Cartesian vectors.Find the magnitudes of the forces. Note (F1=110N , F2=70N)

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Q: PROBLEM 2. The carrier system in the figure consists of the AB rigid beam and two aluminum bars and ...

A: Data given-  Steel A- 36  A = 160 mm2 T2 = 80°C T1 = 20°C  2014- T6 Al  A = 200 mm2  

Q: Two identical sinusoidal waves with wavelengths of 2 m travel in the same direction with the same sp...

A: Write the given dat with suitable variables: λ=2 m∆x=2 m

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Q: A cantilever beam AB of length L has a fixed support at A and aroller support at B (see figure). The...

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Q: Determine the resultant force and specify where it acts on the beam measured from A.

A: Refer the following figure for the forces acting on the beam. Force, F1= 150*6=900lb { Force due to...