Welcome to our Spring 2025 ME2120 course!

[cooperrc]

Greetings!

Welcome to our Applied Mechanics II: Engineering Dynamics (ME2120 sections 002 and 003) course discussion board! Post questions, suggestions, and discoveries here for everyone to benefit from our learning community discussions.

To kick off our discussions,

1. What is a job posting that would require skills from this class?
2. What's your favorite Winter activity?
3. Show us your favorite equation in $\LaTeX$ using $\LaTeX$ and describe why you would use it and what it does

[MattDePalma]

1. One job posting that would use skills from this class could be anything alongside mechatronics as they must constantly deal with moving parts and how they interact.
2. My favorite winter activity is to sleep in.
3. My favorite formula would be the area of a trapezoid because trapezoids are so underrated $A = (a + b)(h)/2$. I would use this if I ever wanted the area of any trapezoidal area.

[KonradDudziuk]

1. A design engineer in any industry could benefit from the use of dynamics and computation using Python in order to constrain and optimize a system for a client. I think skills from this class could even be applicable when dealing with fluids, vibrations, or heat transfer.
2. My favorite winter activity is sliding down so called "sidewalks" in UConn.
3. My favorite equation would be the First Law of Thermodynamics: $\Delta U = Q − W$ which is an expression of the conservation of energy. I would use this equation and the other laws of thermodynamics to debunk a free energy device effortlessly.

[ahahmed05]

1.) Mechanical Engineer – Dynamics Specialist. In this role, you'd work on designing moving systems like car suspensions, robotic arms, or even roller coasters. This job would involve applying kinematics and kinetics to predict how systems behave under various forces.
2.) My favorite winter activity is skating with friends because it's a nice change of pace from my regular routine.
3.) My favorite equation would be F=ma. This is Newton's Second Law of Motion, and I like it because it’s the foundation for so many concepts we’re studying in this class. It shows how force, mass, and acceleration are related, and we use it to solve all kinds of dynamics problems, from simple particle motion to complex systems.

[nathan-oconnell]

1. A job requiring skills from this class would be an automotive engineer, as they work with both the kinetics of moving parts inside of a vehicle, as well as the kinetics of the vehicle as a whole. In particular, they need to make sure things like the brakes and steering system work properly so the car can stop and turn quickly enough to avoid accidents
2. My favorite winter activity is taking a walk out in the cold and then having a warm drink and watching a movie.
3. My favorite equation is the universal law of gravitation $F = G\frac{m_{1}m_{2}}{r^2}$ because of how applicable it is to the physics of orbit and satellites, and the parallel between it and Coulomb's Law.

[npujos]

1. A job requiring skills form this class would be a motorsport engineer, in which you would have to connect the concepts we learn in class to real-world applications. In motorsport, understanding the dynamics of how forces act on a vehicles such as during cornering, acceleration, or braking are critical. Studying motion, forces, and energy transfer are crucial in optimizing vehicle performance in a track setting.
2. My favorite winter activity is having the chimney on at home while watching a nice movie, definitely an amazing way to relax and recharge during a real cold day.
3. As for my favorite equation, I'd say the equation of limits $\lim x->a f(x) = L$ Limits as a concept plays a fundamental role in dynamics by letting us understand how systems behave under extreme conditions. In motorsport engineering, this concept is especially relevant when analyzing how a vehicle operates mechanically while maximizing certain properties. For instance, it could involve maintaining grip through a corner without exceeding the traction limit or balancing aerodynamics with engine output. Essentially, limits are key to ensuring effective and optimized performance so that all systems are working near their limit.

[andr3-eng]

1. A Mechanical Design Engineer involved with the design of moving parts could benefit from the use of Dynamics and Computation using Python to calculate and predict how systems behave under various forces and conditions to optimize the design of the system for the client. An example can be that a Mechanical Design Engineer could use dynamics to analyze the vibrations of a rotor assembly of a helicopter or any propeller-driven aircraft to optimize and modify the design for balance by adding absorbers or designing a dampening system.
2. My favorite winter activity is drifting on snow with an ATV.
3. One of my favorite equations is the energy conservation equation of an open system: dEcv/dt =˙Q - ˙W + ∑ṁi(ui + Vi^2/2 + gzi) - ∑ṁe(ue + Ve^2/2 + gze). I like to use this equation to determine the amount of power needed for an open thermodynamic system to operate with a given mass flow rate of a substance at the inlet and outlet of an open system, the inlet and outlet velocity, the elevation of the inlet and outlet, the internal energies of the system and the systems heat transfer rate.

[Fortune14]

1. An Aerospace Engineering intern job posting would require high level skills in dynamics as well as a sound understanding of physics and thermodynamics some of which z(being physics and dynamics) are taught in and explored in this course.
2. My favorite winter activity is not going outside because it is too cold, but if I were to go outside, I would be throwing snowballs at people.
3. My favorite equation is newtons second law as even though it seems so simple it manages to govern a lot of the universe and how we interact with the world around us. The equation being: [F = ma].

[Gautam9981]

1. As an aeronautical engineer, it would focus heavily on analyzing and predicting the motion of aircraft under various forces, such as lift, drag, thrust, and gravitational forces. Understanding dynamics is essential for ensuring aircraft stability and control, designing efficient flight paths, and evaluating performance during maneuvers. These skills contribute to optimizing the overall safety and efficiency of aircraft systems, both in subsonic and supersonic flight regimes.
2. I love watching TV during winter (especially since it is too cold out)
3. F=m⋅a; This equation, Newton's Second Law, describes how the force acting on an object is equal to its mass multiplied by its acceleration. It's fundamental in engineering dynamics for solving problems related to motion, forces, and system design.

[daltonbates]

1. A prosthetic developer would require the skills from this class so that any prosthetic that they developed would be able to handle the daily demands of the user.
2. My favorite winter activity is sledding.
3. My favorite equation is F = ma, Newton's Second Law. This equation is fundamental for a majority of the topics in this course and shows how force, mass, and acceleration are related.

[AidLad]

1. A job posting for a R&D Engineer at a company like Wilson who designs sports balls would require having skills from this class. Being able to understand the movements of objects and calculate projectile motion considering both angular and linear momentum would be necessary for trying to design the best balls possible.
2. My favorite winter activity is either eating my dad's chili and watching Packers games or going skiing with my friends.
3. My favorite equation is probably the chemical equation for photosynthesis: $6CO2 + 6H2O + light energy -> C6H12O6 + 6O2$. This reaction is used by plants to convert light energy (photons) into glucose (sugar) molecules and is effectively the basis for all life on Earth, including us. This equation could be used to solve for specific amounts of glucose produced by plants given a certain amount of CO2, H2O, or light energy, and vice versa.

[Michael-Z33]

1. A job that could require skills from this class would be a software engineer that could be working with physics models and simulations of moving objects and interactive simulations.
2. My favorite winter activity is baking pies for Christmas.
3. My favorite equation is $\ a^2 + b^2 = c^2$ because I will never forget it and the Pythagorean theorem is practical and simple.

[MichaelFlores12]

1. A mechanical engineer at any engineering company would benefit from this class. To be more specific, a structural engineer from a company like Collins Aerospace would benefit, as they utilize Finite Element Analysis software to simulate and study the behavior of different parts under various conditions. This helps tell them things about the parts before they have them mass produced.

2. My favorite winter activity is ice skating. Every winter I go ice skating with my cousins.

3. My favorite equation is $P = \frac{1}{2} \rho A v^3 C_p$ , an equation that can be used to calculate the power generated from a wind turbine. Over the summer I did some research regarding generation with turbines, and it was very interesting learning all about the different types and the math that can be used to calculate a predicted power output.

[GeorgeHanna04]

1. A job posting that would require dynamics could be an automotive suspension engineer. Suspension systems are highly complex and since we all have commuted before, we've directly experienced the effect of automotive suspension, and i'm sure we can vouch that some cars are more comfortable than others. Therefore I'd say this is a pretty important job.
2. My favorite winter activity is go karting.
3. My favorite equation is

F=ma

a lot of times we rearrange this equation to solve for acceleration of a moving object. We can also use it to find force or mass, when appropriate, we use our acceleration as the acceleration of gravity = 9.81 m/s^2

[Stephanie-Willumsen]

1. A job that would require skills from this class is a design engineer for a tall building/sky scraper. This is because these building are designed to sway slightly in response to wind. Therefore you need to take into account moving components during the design process.
2. My favorite winter is going to Okemo in Vermont and skiing.
3. My favorite equation is Newtons Law of Universal Gravitation $F = G (m_1m_2/r^2)$. This equation describes the attractive force between 2 objects with mass. This is my favorite because I am very interested in space and this equation explains the gravitational forces that control how planets move and orbit.

[alenakay]

1. I think a job posting that would require skills from this class is an naval engineer, because it involves analysis of forces acting on submarines and other ocean craft, and takes into account data from ocean waves and other outside phenomena.
2. My favorite winter activity is ice skating.
3. My favorite equation recently is probably the first law of thermodynamics which is $\ E=Qnet-Wnet$. I will use it in Thermo 2 and beyond to analyze systems and determine things such as their efficiency, and figure out the heat loss or gain, work, and change in energy under certain conditions.

[SuriyanarayananSingaravelu]

1. A job posting that would require skills from this class and is also connected to the major that I'm in would be something like a Biomechanics Engineer, where you would analyze and create prosthetics.
2. My favorite winter activity is sledding and ice skating, and drinking Hot Chocolate!
3. I would say that my favorite equation from latex is F = ma. As common as the equation is, it basically defines modern physics and used in all motion problems

[Lbevilacqua-ctrl]

What is a job posting that would require skills from this class?

1. Clinical engineering would require the skills from this class in many forms especially given the varied amount of equipment that would need to be maintained/designed.
2. I personally just really like staying inside watching a movie with friends and drinking hot cocoa.
3. My personal favorite equation is Poiseuille's equation or $\Delta P$ = ($8 \mu L Q) \div ( \pi R^4)$ as I find it cool seeing the application of mathematics on determining components of the human body.

[Jose-Cordoliani]

1. A mechanical engineer would require skills from this class when performing motion simulations and analysis. An understanding of dynamics is required to create accurate models and predictions.
2. My favorite winter activity is sipping hot chocolate while watching a movie.
3. My favorite equation is the ideal gas law: PV = nRT. We can use it to relate pressure and volume to the ideal gas constant and the substance temperature. I think it's cool being able to use the relationship to find one property given the others, and it's very useful in thermodynamics.

[AdilU1234]

1: Any engineering job where you are working with moving components could use skills from this class. A specific example would be aerospace engineers working on a rocket engine.

2: I am not a big fan of the cold so I would probably say staying in an enjoying a cup of hot chocolate.

3: I would say F=ma because newton’s law are the fundamental laws upon which so much of physics is based and the second is still useful in a lot of settings.

[LukeFox-1]

1. I think that being able to work with kinematics and kinetics, as well as being able to analyze and interpret dynamic analysis, will be very useful for the majority of design engineering positions.

2. I have been skiing since I was 3, and it is definitely my favorite winter activity.

3. My favorite equation is from fluids for Volumetric flow rate
   $$Q = AV$$

   I like this equation because it's really easy to use and intuitive, where the flowrate is just the Area * Velocity.

[Sumair16]

1. A job that would require skills from this class would be a Aerospace Engineer. This is because airplanes move and the knowledge from this dynamics class can help them better understand the physics and materials to use in bettering the aircraft.
2. My favorite winter activity is driving around with the heat on.
3. My favorite law from Newton is F=ma and this is because it's used in not just physics but many more higher level classes which use lots of variations of the same equation.

[sofiaoximana]

1. A job that would require skills from this class is an automobile manufacturer because you would need to understand motion and drag to make the most efficient car.
2. My favorite winter activity is sledding
3. My favorite equation is F=ma and it is used to find the amount of force used to accelerate a certain object with mass.

[14youngsu]

1. A job posting that would require skills from this class would be a mechanical engineer. Lots of topics discussed in class can be applied to the field of mechanical engineering.
2. My favorite winter activity is ice skating.
3. My favorite equation in LATEX is $F = ma$ because it is the fundamental equation used in any physics related topics and I think that it is essential to every aspect of engineering.

[4hmadZ0]

1. I would imagine most Mech-E job postings, more specifically those in Aerospace would heavily rely on the concept taught within a course like this one. I can imagine many BME job postings specifically in the field of biomechanics and whatnot may require a course like this paired with an anatomy course of some sort.
2. My favourite winter activity would be to take the Hondeezy Hellaccord for a spin in a snowy parking lot and really push the 4-cylinder V-tech to its limits 🙅‍♂️🙅‍♂️
3. My favourite equation would likely be F = ma. This equation is fundamental to a course like dynamics, but also many concepts in engineering as well.

[xingyuqiu0927]

1. A Mechatronics Engineer or Robotics Control Engineer position would be ideal for applying mechanical engineering knowledge to robotics. This role involves dynamics, control systems, and mechanical design, all of which are covered in your mechanical engineering class.
2. I like to do some indoor sports during the winter, like playing basketball.
3. My favorite equation is $F=ma$, because it is the basic concept of physics.

[mcoppola123]

1. A job posting that would require skills from this class could be an automotive engineer. They would need to determine all the forces and stresses acting on each part of the car as it accelerates and handles to ensure the car is safe.
2. My favorite winter activity is going for a run.
3. My favorite equation is F=ma because it seems like a very simple and easy formula but can be applied in a million different ways.

[chadarik]

To kick off our discussions,

What is a job posting that would require skills from this class?
What's your favorite Winter activity?
Show us your favorite equation in LATEX using $\LaTeX$ and describe why you would use it and what it does

1. Any job that requires the study of a dynamic system will be using information from this class. When trying to dampen or isolate vibration, the understanding of harmonic motion within a system is critical. This is applicable in a range of different jobs, but precision engineering and manufacturing in particular.
2. My favorite winter (and year round) activity is jujitsu. Snowboarding isn't bad either...
3. My favorite equation is $x(t) = Acos(wt)$ (and the corresponding derivatives) representing displacement/velocity/acceleration of a harmonic oscillator.

[emily-johnston]

1. A job that requires skills from this class would be a mechanical engineer working in automotive, aerospace, or robotics would need Engineering Dynamics. For example, someone designing suspension systems for cars or analyzing how a spacecraft moves in orbit would rely on concepts from this course.
2. My favorite winter activity is skiing.
3. My favorite equation is $R=2GM/c^2$ which is the Schwarzschild radius, which determines the event horizon of a black hole. It shows the critical radius where the escape velocity equals the speed of light, meaning nothing (not even light) can escape.

[eve-a7]

1. A job that would require thermodynamic skills from this class would be an HVAC project engineer. They would have to use thermodynamics to design and construct efficient heating and cooling systems.
2. My favorite winter activity is snowboarding.
3. My favorite equation is $\sin(theta) = opp/hyp$ and other trig functions. The common trig functions are used to find the angles and lengths of the legs and hypotenuse in a right triangle.

[shivpatel2005]

A job that requires skills that are taught in this class is a job posted by Stoke Space, "Propulsion Engineer." The design of propulsion elements of a fully reusable launch vehicle is a topic that absolutely requires what is discussed in the material of this class.

A thing I miss from the summer is my internship. I felt like I was learning really useful things every day, and I really enjoyed working with the people there.

$F = ma$ is an equation. It is Newton's second law and is used to correlate an object's force required to move with its mass and acceleration provided.