How (by what way) is each detail drawing connected with the assembly drawing of the design? (keep your answer brief and concise, all lower cases)
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In: Mechanical Engineering
The tool in AutoCAD that allows you to adjust the properties of layers in one drawing so that they match the properties of another drawing is the A. Layer Transform. B. Properties Transform. C. Layer Translator. D. Property Match.
In: Mechanical Engineering
Home confinement: Device features that could potentially encourage communication and connection between the participant, device, and/or monitor?
In: Mechanical Engineering
What is composite? Explain comparison between metal matrix and ceramic matrix composit
In: Mechanical Engineering
What is the future of mechanical engineering in drone?
In: Mechanical Engineering
Write a program to run on your Arduino and PortMaster board that will sequentially turn on and off the LED segments, so it resembles Cylon eyes (https://youtu.be/UajcgzK2shQ). Use the millis() construct shown in lecture rather than delay(). The traverse from one side to the other should take about 1 second.
In: Mechanical Engineering
Five lbs of propane is contained in a closed, rigid tank
initially at 80 lbf/in.2, 50°F. Heat transfer occurs
until the final temperature in the tank is 0°F. Kinetic and
potential energy effects are negligible.
Determine the amount of energy transfer by heat, in Btu.
In: Mechanical Engineering
The drive shaft of a dump truck is constructed of 3.5” OD x 1/4” wall round tubing made of ASTM A242 steel. The driveshaft is 65” long and is subjected to 500 lbf*ft of torque.
• What is the maximum shear stress in the drive shaft?
• What is the safety factor with respect to yielding?
• How much torque would result in a 1° twist of the drive shaft?
In: Mechanical Engineering
Use a x2 test to test the claim that in the given contingency table, the row variable and the column variable are independent.
1) Use the sample data below to test whether car color affects the likelihood of being in an 1) accident. Use a significance level of 0.01
In: Mechanical Engineering
In: Mechanical Engineering
Five kmol of oxygen (O2) gas undergoes a process in a closed system from p1 = 50 bar, T1 = 170 K to p2 = 25 bar, T2 = 308 K. Determine the change in volume, in m3.
In: Mechanical Engineering
A piston–cylinder assembly contains propane, initially at 27°C, 1 bar, and a volume of 0.1 m3. The propane undergoes a process to a final pressure of 4 bar, during which the pressure–volume relationship is pV1.1 = constant. For the propane, evaluate the work and heat transfer, each in kJ. Kinetic and potential energy effects can be ignored.
In: Mechanical Engineering
Refrigerant 22 undergoes a constant-pressure process within a
piston–cylinder assembly from saturated vapor at 5.0 bar to a final
temperature of 25°C. Kinetic and potential energy effects are
negligible.
Evaluate the work and the heat transfer, each in kJ per kg of
refrigerant.
In: Mechanical Engineering
list and explain the principles of behavior-based safety and why an employer should use this concept in the workplace
In: Mechanical Engineering
A Brinell hardness tester is used to determine the hardness of 1/2" thick steel plate. The specifications for the steel require that the steel have a tensile strength between 125 ksi and 150 ksi. A 3000 kg load is used for the test.
A. Calculate the minimum and maximum Brinell hardness of the steel.
B. If a hardness test reveals that the Brinell hardness of the steel plate is 260 BHN what is the diameter of the indention in the surface of the plate from the Brinell hardness test?
In: Mechanical Engineering