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Mechanical Engineering

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Q: Water is flowing steadily at an average velocity of 6 m/s in a pipeline of diameter 50 mm. Somewhere...

A: V1=Average Velocity of water flowing at diameter 500 mm = 6 m-s-1 ;V2=Average Velocity of water flo...

Q: Determine the power requirements for 3 m diameter, six-blade flatblade turbine impeller mixer runnin...

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Q: What are the merits and demerits of using alternative fuels over petrol and diesel in IC engine?

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Q: 1. Draw the shear and moment diagrams for beam ABC. 30 kN 36 kN.m C D B 3 m 4 m 4 m 4 m

A: Determining the reaction force at A and B by RA+RB=30 taking moment at A we get, 30×8-RB×12=0RB=30×8...

Q: Question 1: A 60 kg skier starts from rest at height H = 20 m above the end of a ski-jump ramp and l...

A: Given data mass of skier (m) = 60 kg height (H) = 20 m skier leaves the ramp at an angle θ = 28o ...

Q: Nitrogen is contained in a 4 m^3 rigid vessel at a pressure of 4200 kPa. Determine the mass if the t...

A: Given data: The volume of the vessel, V = 4 m3. Pressure of nitrogen, P = 4200 kPa. The temperature...

Q: In a welding process, a current of 400 A flows through the arc when the voltage is 35 V. The length ...

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Q: 4.152 Compute the forces in members EF, NF, and NO. L M 300 AN P -8 pancls e5m= 40 m Dimensions in m...

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Q: P2.116 The can in Fig. P2.116 floats in the position shown. What is its weight in N? 3 сm mil lo 8 c...

A: Draw free body diagram of can

Q: A1BO0 kg can speeds unfrom vestito246 m/s.in 16,0 s What is the output power of the cal?

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Q: State the advantages and disadvantages of natural diamond bits?

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Q: A household radiator has an inlet temperature of 73.2 oC and an outlet temperature of 42.5 oC. The w...

A: Given, Initial Temperature (T1 ) = 73.2°C+273 = 346.2 K FInal Temperature (T2 )= 42.5°C + 273 = 315....

Q: Water is flowing steadily through a closed pipe system of constant diameter. Station 2 is 1 m higher...

A: Given data: The height of station 2 is, z2 = 1 m. The velocity at station 1 is, v1 = 3 m/s. The pre...

Q: The 3 hinged parabolic arch shown below, has a span of 160m. The two supports are hinged and third h...

A: Data given - L = 160 m RB = 95.25 kN HB = 336 kN

Q: a) What is the function of a governor ? How does it differ from that of a flywheel?

A: The only question no. 1 solved If want the specified question to be solved the pls repost the questi...

Q: solve a and b given in the image provided.

A: Given: Cubic unit cell of BCC with a lattice constant = 0.286 nm

Q: Two cylindrical hollow shafts with shear modulus G = 77 GPa are welded together to a rigid connectin...

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Q: S:51)

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Q: What happens if the delivery valveof a running reciprocating pump is closed?

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Q: Solar heating of a house is much more efficientif there is a way to store the thermal energy collect...

A: Given data as per the question The concrete slab of area = 12 m2 Thickness = 25 cm density of concr...

Q: 7. If 10 kg/min of air are compressed isothermally from p, 96 kPa and V, = 7.65 m/min to p, = 620 kP...

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Q: As discussed in class, rotor wheel turbines are commonly used in hydroelectric power plants to gener...

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Q: Determine the forces in each cable if P = 10KN.

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Q: There is a flow of fluid compressible in permanent regime in a circular section convergence. Knowing...

A: given flow weight =1.8N/s circular section convergence d1=15cmd2=7.5cmspecific volume at section 1, ...

Q: Determine the axial spring force necessary to engage the clutch, when an engine developing 30kW at 5...

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Q: If the laminar velocity profile is approximated by the cubic-order polynomial where, a = u/U, and y ...

A: a) The given velocity profile is uUe =a1+a2yδ+a3yδ2+a4yδ3 (1) The boundary conditi...

Q: What are the control methods for electromechanical systems. What arethe advantages of each method?

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Q: Name the design consideration of casing and explain any one

A: Casing and tubing strings are the main parts of good construction. All wells drilled for the pur...

Q: Find the coordinate distance values (X and Y) of the center of gravity of the given profile section.

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Q: Consider the tensile stress strain curves in Figure 8-20 labeled 1 and 2 and answer the following qu...

A: (a) Work hardening is a process used in order to increase the hardness of the workpiece by continuou...

Q: The peak wavelength of radiation emitted by a black body at a temperature of 2000 K is 1.45 um. If...

A: Given data: The temperature of the black body is T = 2000 K. The peak wavelength of radiation emitt...

Q: A steam turbine at steady state is operated at part load by throttling the steam to a lower pressure...

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Q: A 100-ft3 /s wáter jet hits a horizontally lying stationary splitter, such that half of the mass flo...

A: Since there is no frictional loss on the splitter, the incoming velocity of the jet must be equal to...

Q: Brief the Mechanical refrigeration system highlighting the working principle, process, componentsand...

A: Vapor-compression refrigeration is based on the Second Law of Thermodynamics, heat energy does not s...

Q: Can i get help with these questions

A: Data given - Inner core - 0-1220 km - 13000 kg/m3 Outer core - 1220 - 3480 km - 11100 kg/m3 Mantle -...

Q: Saturated liquid R 134a with a flow rate of 0.05 kg / s at a temperature of 50 ° C is reduced to 200...

A: Given data: Mass flow rate of refrigerant, m˙=0.05 kg/s State 1: Saturated liquid at Tsat=50°C. From...

Q: How is constant amplitude sustained in forced oscillations?

A: When the oscillation is carried out by external force then this is known as forced oscillation.

Q: A sphere is fired downwards into a medium with an initial speed of 34 m/s. If it experiences a decel...

A: Data given- Intital speed of the sphere = 34 m/s Declaration = -7t m/s2 Need to determine s = ?

Q: Can cast iron be machined without using any cutting fluid? (Yes or No)

A: We need to answer whether cast iron can be machined without using any cutting fluid