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Mechanical Engineering

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Q: If the airplane ﬂies horizontally at 70 m/s. Its propeller delivers 1500 N of thrust (forward force)...

A: As drag coefficient and lift coefficient is not given Let’s assume Cd and to be 1

Q: Determine, to the nearest millimeter, the smallest allowable diameter of the shaft which is subjecte...

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Q: The collar is released from rest in the position shown and slides down the fixed rod. Calculate (a) ...

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Q: 04: Determine the magnitude and direction of the friction force acting on the 100 kg block for the f...

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Q: Mechanical Engineering Question

A: Let us consider the square left of the axis is the section (1) and the square inside the triangle is...

Q: Q2: Caleulate the moment of the 1200 N force about pin A of the bracket. Begin by replacing the 1200...

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Q: An adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure of 15 MPa...

A: Write the values of enthalpy and entropy for saturated liquid water from the steam table correspondi...

Q: The uniform body A in Fig has width b into thepaper and is in static equilibrium when pivoted about...

A: Let, FH = Horizontal force on the body FV = Vertical force on the body γ = Weight density b = width ...

Q: 3-14. The 20-N horizontal force acts on the handle of the socket wrench. What is the moment of this ...

A: Given A wrench under a force of 20 N The free body diagrams explain the complete problem. From top v...

Q: 6-53 Determine the force exerted by the cable at B and the reaction at support A of the bar shown in...

A: Drawing the free body diagram of the system, T is the force in cable. Taking the moment about A,

Q: Represent the following quantities in the correct SI form using an appropriate prefix:0.000 431 kg

A: To write the correct SI form, express the given value as the exponents of base 10.

Q: An ideal Diesel cycle with air as the working fluid has a compression ratio of 18 and a cutoff ratio...

A: The compression ratio of the cycle is: r=18 The cut of the ratio is: rc=2 The pressure at stage 1...

Q: The collar is released from rest in the position shown and slides down the fixed rod. Calculate (a) ...

A: Write the given data:

Q: The piston of a vertical piston-cylinder device containing a gas has a mass of 40 kg and a cross-sec...

A: The free-body diagram of the piston can be drawn as follows,

Q: A bedroom has a volume of 115 m^3. What is its volume in: cm^3

A: Consider the given volume of the bedroom. Here, V is the volume of the bedroom. Write the relation ...

Q: The masses of blocks A and B of Fig. 100 kg and mg = 50 kg. If the coefficient of friction is 0.15 f...

A: Consider the free body diagram of the masses as shown below.

Q: In Fig. , vertical, unsymmetrical trapezoidal panelABCD is submerged in fresh water with side AB 12 ...

A: Given Data: The height from surface to the side AB is: L=12 ft The height of the trapezoidal is: h ...

Q: As relay runner A enters the 65-ft-long exchange zone with a speed of 30 ft/s, he begins to slow dow...

A: Write the given data:

Q: Water flowing in a horizontal 25-cm-diameter pipe at 8 m/s and 300 kPa gage enters a 90° bend reduci...

A: Given data Horizontal diamerter of pipe = 25 cm = 0.25 m Velocity of of water in horizontal pipe = 8...

Q: 5. What is the pressure at the bottom of the 7.5 m tall storage tank of fluid at 25°C? Assume that t...

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Q: A heat engine is operating on a Carnot cycle and has a thermal efficiency of 75 percent. The waste h...

A: Write the formula for the conversion of the lake temperature into the Kelvin scale. Here, tL is the...

Q: Discuss Newton's second law (the linear momentum rela- tion) in these three forms: Σr-mΣr- (mV) na d...

A: The expression of Newton’s second law is given as, According to the above expression, if a solid bo...

Q: P2-5. Show how to resolve each force into its x, y, z components. Set up the calculation used to fin...

A: Given data *The given force, F = 800 N

Q: A venturi meter is to be installed in a schedule 40, 6-inch line to measure the flow of water. The m...

A: Given data: *The maximum rate of the flow is Q=800 gpm=1.7825 ft3/s *The length of the manometer is ...

Q: The base of a dam for a lake is designed to resist up to 120 percent of the horizontal force of the ...

A: Given data: Density of water , ρ = 103 kg/m3 Density of silt, ρs = 1.76 x 103 kg/m3 Maximum force on...

Q: Use the method of joints to determine the force in each member of the truss shown in the following p...

A: Draw the free body diagram of the truss.

Q: By taking the limit as DT2 DT1, show that when DT1 = DT2 for a heat exchanger, the DTlm relation red...

A: When the heat capacity of the cold fluid and the hot fluids are the same for a counter flow heat exc...

Q: Heavy fuel oil flows from A and B through a 1000 m horizontal 150mm diameter steel pipe. The pressur...

A: The pressure change is given as, The dynamic viscosity of the oil is written as,

Q: The 30N force P is applied perpendicular to the portion BC on the bent bar . Determine The moment of...

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Q: 13-18. Determine the shortest distance d to the edge of the plate at which the force P can be applie...

A: Draw the FBD at the cross-section to get a better understanding of the given problem. As per the p...

Q: Convert between energy units. 534 kWh to J

A: There are basically two units for energy conversion one is Joules and other is calories For conversi...

Q: The 8-mm-diameter bolt is made of an aluminum alloy. It fits through a magnesium sleeve that has an ...

A: Given data: Bolt diameter, db = 8 mm Inner diameter, di = 12 mm Outer diameter, do = 20 mm Original ...

Q: " In regions far from the entrance, fluid flow through a circular pipe is one dimensional, and the v...

A: Given data as per question umax = 6 m/s R = 0.08 m L = 30m

Q: Use the method of joints to determine the force in each. member of the truss shown in the following ...

A: Calculate the reaction force at A and B. Apply equilibrium conditions to obtain reaction values.

Q: The shaft is supported at its ends by two bearings A and B and is subjected to the forces applied to...

A: Draw the free-body diagram of the shaft.

Q: A tall cylindrical container, 14 in in diameter, is used tomake a mold for forming 14-in salad bowls...

A: Given data : Diameter of cylinder, D = 14 inch = 14/12 ft Depth of bowl, h = 8 inch = 8/12 ft Dynami...

Q: The diffuser in a jet engine is designed to decrease the kinetic energy of the air entering the engi...

A: Given Data: The exit pressure of jet is: P2=200 kPa The inlet pressure of the jet is= P1=100 kPa Th...

Q: 3. At what pressure will a mixture of composition XB = 0.95 starts to boil? please help, look into t...

A: I consider the y-axis of the graph represents the partial vapor pressure of A if it will represent t...

Q: Calculate the moment of the 1200 N force about pin A of the bracket. Begin by replacing the 1200 N f...

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Q: A body (W = 120 Ilb) is supported by a flexible ca- The ble and a spring (k= 80 lb/in.) as shown in ...

A: Given Data: The weight of the block A is: W=120 lb. The spring constant is: k=80 lb/in The force ap...

Q: Two cables are tied together at C and loaded as shown. Determine the tension (a) in cable AC, (b) in...

A: Draw the free-body diagram of the system.

Q: El siguiente tubo que se muestra a continuación tiene un radio exterior de 50 mm y un radio interior...

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Q: Determine the magnitude of the resultant force acting on the bracket and its direction measured coun...

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Q: Three bars are connected with smooth pins to form The weights of the bars are the frame shown in Fig...

A: Consider the free body diagram of the truss as shown below.

Q: A pitot tube is inserted at the center of an 8-inch nominal pipe schedule 40(ID=7.98 in) carrying wa...

A: Write the given data: