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Mechanical-Engineering Questions
Assume that strengthening of a low-carbon steel is achieved by grain size refinement AND by fine...
The tensile strength of a poly(methyl methacrylate) (PMMA) polymer with a number-average molecular weight of 30,00...
A solid-state camera has a 256 x 256 pixel matrix. The analogue-to-digital converter takes 0.20 microseconds...
The answor is not 4.72 13.0 (20 pts) An electroplating process will be used to coat...
At the end of week 24, the project with the data presented in the table below...
The water in a 40-L tank is to be heated from 15°C to 45°C by a...
Go to the gym and do a bench press. Calculate the average velocity of the barbell,...
Determine the final specific volume (m3/kg) for a gas undergoing a process from state 1 (T1...
The answor of a is 95.5 and the answor of b is 2.75 please show work...
From: Automation, Production Systems, and Computer-Integrated Manufacturing (4th Edition) The part in Figure P7.27 is to...
A four- Stroke engine operates on methane with an equivalence ratio of 0.90. The air and...
Show all steps: If a power plant operates on simple rankine cycle using water between 600C,...
In a force-displacement framework, why is stiffness of an element represented in matrix form?
. Using the isothermal transformation diagram for an iron-carbon alloy of eutectoid composition (Figure 1) ,...
1. What are the main expansion processes found in refrigeration systems? What are the advantages and...
You are designing a suspension system for a 1000 kg automobile whose acceleration can be described...
Use MATLAB to find the best a, b, and c coefficients for curve y=a*(sqrt(x)/x)+bx+c to fit...
It is desired to an alyze the performacne of a gas turbine engine operating on a...
A cylindrical tungsten rod will fit exactly in a hole drilled in a plate of 316...
24. The composition by mass of a fuel oil is 0.857 carbon, 0.142 hydrogen and 0.001...
How do you develop the knowledge required for generating concepts?
why thermal deburring is more effective for material with low thermal conductive?
which one is more important for metal forming and metal machining ,normal stress or shear stress?why?
what is stacking fault energy,SFE?(20 mark)
Saturated water vapor leaves a steam turbine at a flow rate of 1.47 kg/s and a...
What is Your vision for innovation in STEM (Science, Technology, engendering & Mathamatics) extracurricular programs” ?...
Analytical Steps mostly Create two sets of plots (one set for Evansville and one set for...
Determine the maximum pressure drop in a shaker type bag house. The bag house is treating...
Consider a hypothetical metal that has a simple cubic structure, a density of 9.62 g/cm3, and...
In your first job, you are working for a large aerospace firm that is constructing a...
a solid circular steel rod has a length of 70 mm, diameter of 20 mm, and...
Saturated water vapor at 300°F enters a compressor operating at steady state with a mass flow...
Hello! I am from Kinematics and Dynamics where we are learning about Spur Gears. Unfortunately, I...
0.5 kilograms of air are compressed from 100 kPa and 300 K in a polytropic process,...
The walls of an oven are made from steel sheets with insulating board between them of...
Consider an R-134a based freezer operating at -30°C. The surrounding temperature is at 25°C. External size...
Problem 2. (20 pts) You would like to know the heat transfer coefficient from a cooling...
10. Steam expands isentropically from 200 psia and 50 oF superheat to 15 % moisture. Determine...
In making of worm shaft of gearbox, what manufacturing process does shaft nomally undergo? Please mention:...
The frame in (Figure 1) is subjected to a horizontal force of P = 370 N...
1. Air enters a converging-diverging nozzle with a total pressure of 1100 kPa and a total...
1) A 4" long key has a 0.5" wide by 0.75" high cross-section. if the torque...
1) a) Assume that you have two AISI 1045 cylindrical samples with two different diameters: one...
A J-Type thermocouple is placed in an oven and connected to a reference junction placed in...
Classify the hazards and risks as per the Industrial Safety and Health (IS&H) fundamentals
Select right answer. A rotating steel flat disk has 200 mm inner diameter and 300 mm...
Q3. A tank with rigid walls and a volume of 0.05 m3 initially has a two-phase...
what is a short to ground?
How to calculate Reynolds number, for a mixture of two liquids flowing through a pipe (glycerol...
Take ???? = 1.004 kJ/kg.K, ???? = 0.718 kJ/kg.K, ?? = 1.4 for all problems that...
Q4. State whether the following are true or false with a brief explanation (1-2 sentences). (i)...
Why are materials whose yield stresses are highly strain rate dependent more likely to fail by...
A small gas turbine has a pressure ratio of 9.5, and compressor efficiency of 88%. Overall...
Rivets and unfinished bolts create unpredictable normal forces. Due to this phenomenon: a. The friction resistance...
Determine the magnitude and direction of the force (?x, ?y, ?z): F = Fxex + Fyey...
Material Science and Engineering Why does sintering only take 6 minutes?
A vapor-compression refrigeration cycle operates at steady state with Refrigerant 134a as the working fluid. Saturated...
Secondly, you will be required to research and report on a technique applicable to the planning...
In practice, the superconducting ring can be considered with a finite resistance and inductance. Assume a...
Name 11 factors that should be considered when selecting a material for a product.
Design a cylindrical tank for compressed air that will be used to provide remote service for...
2. Two parallel plastic plates 1 and 2 with large surface areas are maintained at uniform...
1- Acetone (1) and Methanol (2) form an azeotrope boiling at 55.7oC at 1 atm pressure,...
For what value of m will resonance occur for a simple spring-mass system with spring constant...
A diesel cycle operates with a compression ratio of 16:1. The conditions at the beginning of...
What is the reason for the high hardness and strength of the martensite when the steel...
JSF has had billions of dollars and decades of time wasted, have identified that there is...
In brief discuss in bullet form how each one of the following factors will influence the...
A symmetric converging-diverging nozzle with an area ratio of 2 encounters a 700 m/s flow of...
A Rankine cycle operates with turbine inlet conditions of 600 psia and 600 degrees F. The...
What are fixed location, floating location, point-of-use storage, and central storage methods for locating stocks? For...
What is the maximum autofrettage pressure which should be applied to a thick cylinder of the...
(1) [1 Point] True or False: A shock wave is a thin region of highly viscous...
Answer the following questions. Provide justification. (a) Entropy of saturated vapor is higher compared to saturated...
A sphere with a volume V and a radius of r is compressed (flattened) into the...
How to calculate the stress in fatigue experiment to plot the S-N curve ? Which formula...
Explain the working principle of mechanism based on kinematics background in tower crane?
A flywheel having a mean radius of 1.5 m is made from a material having a...
The global cumulative installed wind power capacity in 2013 was approximately 300GW, The world energy consumption...
1a. An air-standard cycle consists of the following processes: isentropic compression from 15 ?C, 1.01 bar...
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