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Mechanical-Engineering Questions
A hypersonic vehicle is flying at M = 18 at a standard day altitude of 160,000...
Using a sketch / diagram show the load path between major components of a fuselage structure...
Compared to selective laser melting (SLM) which of the following statements about DED are true? select...
Pressurized Water is heated in a thin tube with a diameter of 60 mm. water enters...
A diesel cycle has a compression ratio of 18 and an intake cutoff ratio of 3....
Given a matrix of torque and speed of engine in MATLAB. Write a code to obtain...
b) The diameters of a pipe are 15 cm and 20 cm at sections 1 and...
consider a 0.8 cm thick steel plate with a thermal conductivity of 50W/m-k.When the inside surface...
An aircraft turbojet engine compressor draws in air at -40oC, 36kPa and compresses it adiabatically to...
The Pi Theorem is a method to convert a dimensional equation into a nondimensional equation. It...
a-) Compare the Laminer and turbulent velocity profiles qualitatively on the same graph for the same...
What are the observable structure components on the fuselage of 747-400? Example: any visible rivot, landing...
Who is the customer for the Boejing 787? Who is the ultimate customer of the product?...
A gearbox has an input rotor with a moment of inertia of 3kg.m^2 and an output...
Solve the differential equation: x*(du(x)/dx)=[x-u(x)]^2+u(x) Hint: Let y=x-u(x) Answer: u(x)=x-x/(x-K) with K=constant
A 0.2 m3 piston/cylinder contains air at 400 K and 400 kPa and receives heat from...
in c++ Write a C++ program that asks the user to enter an integer number and...
16a) A triple glazed window consists of 3 clear glass panes of 4 mm thickness each,...
In an industrial facility located in Doha, Qatar, two parallel hot and cold pipelines spaced 0.7...
1. (a) Draw a schematic of theoretical wet-vapor (e.g. liquid refrigerant and vapor mixture) Carnot Refrigeration...
Good day sir , I want to do a proje and am in interested on Evaporation...
Define Plastic Design and give 4 applications.
Compare the sea level relative humidity, enthalpy, specific volume, wet-bulb temperature, and dew point using (a)...
500 kg of saturated liquid at 11 MPA is heated at constant pressure until it reaches...
bby and Jason are building a house. They obtained a construction loan of $100,000, which will...
Considering the pure bending of a beam, calculate the maximum vertical and lateral displacements, and, using...
A beam of square cross section, 10 x 10 cm and length 5 m has a...
Dry air at a temperature of 300 K, total pressure of 1 atm, and velocity of...
Show that the work done by an ideal gas during an isothermal change of state (from...
A storage tank contains liquid water at 50oC and is vented to atmosphere at the top...
Coal is discharged from the tailgate A of a dump truck with an initial velocity vA...
Prove that the downstram mach number(M2) is less than upstream mach number(M1) for an oblique shock...
A helical compression spring is made of 302 stainless steel wire. The outside coil diameter of...
Serena is an environmental engineer with a keen sense of duty, adherence to rules, regulations, laws...
The 0.1kg slider oscillates in the fixed slot under the action of the three springs, each...
i am confused about the formula for shear strain. is it pi/2 - theta or elongation/original...
At the beginning of the compression process of an air-standard Diesel cycle operating with a compression...
Explain, why in pool boiling the point of critical heat flux is called burnout point. What...
explain and derive... Euler’s equations of rotational motion of a rigid body Equations of motion of...
What is triangulation in stereo vision? Draw a schematic to indicate this.
Describe how diffraction and Bragg's Law can be used to determine whether a structure is BCC...
A block of tofu (5 cm × 2.5 cm × 1.25 cm) needs to be sterilized...
Explain about redundacy in kinematics of machinery. Also, how does it related to mobility/degree of freedom?
1-Describe why a reduction in change over times is a prerequisite to successful levelled scheduling being...
What specific knowledge and skills do manufacturing engineers need in order to harness the benefits of...
1. Name some of the reasons for the commercial importance of powder metallurgy technology. 2. What...
A supersonic nozzle possessing an area ratio of 3.0 is supplied from a large reservoir and...
What do you understand by the term simulation? hence describe the equipment that is used to...
A bank of tubes is used in a commercial heat pump to heat air at 1...
The nose wheel of a small plane is attached to member AB, which is pinned to...
Does the Microstructure of glass change with tempering ?
Air at a pressure of 101 kPa and temperature of 288 K enters an axial compressor...
A rectangular hollow section, orientated such that it is in bending about its major axis of...
explain in details why is it not possible to have 100% safety in case of disaster...
Using Ziegler-Nichols tuning method, a PID controller is designed for a 3rd order system that has...
2z' +Az+82+26 0 has a soluo n Find the other 2 soluo n and value of...
what does the effectiveness mean for describing the performance of a fuel cell
Please show how i get from a to b. thermodynamics a- q-W=U2-U1 b- q=h2-h1
Please show how i get from a to b. thermodynamics a- q-W=U2-U1 b- q=h2-h1
I have a square hollow sectioned pillar that is 100mmx100mm by 8mm thick, and want to...
A thermal power plant has received a coal sample. The plant manager is required to analyse...
A manufacturing technique is being proposed that uses a variation of fused-deposition modeling, in which there...
Oil, with ?=860 kg/m3 and µ=0.06 kg/m ?s, flows through a horizontal pipe of 15 m...
What constraints limit the resolution (smallest feature size) of FDM 3d printing?
Why do FDM-made parts exhibit anisotropy: strong direction(s) and a weak direction(s) where when stress is...
A Particle is subjected to a = -ks. It starts at the origin s = 0...
A small asteroid crashes to Earth. After chemical analysis, it is found to contain 1 g...
I'd like to analysis about lathe's chuck(should use ANSYS). By soidworks pgm, i made 6 part...
The compression ratio in an air-standard Otto cycle is 8. At the beginning of the compression...
The compression ratio in an air-standard Otto cycle is 8. At the beginning of the compression...
What is Transmission Explain Brifiley with HMD data?
For H2O, determine the specified property at the indicated state. Sketch the T-v diagram and locate...
. A “diving bell” is an apparatus that was used before the invention of SCUBA to...
select correct option To get a speed of propagation, Newton assumed that the process is (...
How many pounds of manganese bronze can be made with 1055.0 pounds of copper if the...
Discuss one of the items on your Preliminary Hazards List and explain your reasoning for hazard...
Problem 6.100 SI Carbon dioxide (CO2) at 1 bar, 300 K enters a compressor operating at...
True or false (The fracture toughness of a material increases with increasing temperature. ) 2/ ....
A 10-m rod with 5 mm in dimeter must elongate no more than 2 mm under...
Given the following speeds versus elapsed time, for a 1000 kg object accelerating horizontally with constant...
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