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High School Question in the momemtum-impulse theorem derivation
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1K
Undergrad Liouville's Theorem and Poincare Recurrence Theorem
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3
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High School Alternative elastic collision formula / physical interpretation
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3
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Undergrad Equiprobability of Particles in an Isolated Box
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10
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Undergrad Manuscript on elementary rigid-body dynamics
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2
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Undergrad Will the spinning gyroscope make the plumb fall slower?
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3
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Undergrad Coefficient of rolling friction for a lab cart
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8
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High School Locus if velocity component is zero
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6
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Undergrad Precession of a gyroscope in freefall
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10
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Undergrad Fluid force from a fluid flow vs. from a fluid jet
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16
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High School According to Newton's 3rd Law....
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58
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Undergrad Why Did Newton Use d² for Gravitation Law?
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10
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Solving a Sound Wave Equation in Physics 1: Halliday, Resnick, and Krane
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9
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2K
Undergrad Calculating Power Requirements for a Ski Tow Rope with Friction | 18.9% Incline
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15
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Undergrad Confused about the axis of rotation in rotational motion w/o slipping
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10
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4K
Undergrad How do canonical transformations relate to Hamiltonians?
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4
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Undergrad Dinosaur question -- Was Earth's gravity lower in the past?
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5
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3K
Undergrad Potentials of conservative forces
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4
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Undergrad Rate of change of ##L## in a rotating coordinate system
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2
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Undergrad Lagrangian mechanics - generalised coordinates question
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4
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High School Conservation of momentum in a closed system
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3
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High School Resultant force in vertical circular motion
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6
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3K
Is Counter-Steering the Only Way to Change Direction on a Motorcycle?
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35
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High School How do mechanical (weighing) scales work?
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9
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Undergrad A little clarification on Cartesian tensor notation
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2
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High School A question from Resnik about g-force
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39
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Undergrad How can you make a free body diagram for someone running then sliding?
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7
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High School Colliding balls: Conservation of momentum and changes in kinetic energy?
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2
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Graduate Change of a vector in a rotating coordinate system
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1
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Undergrad Energy input\losses for a cyclist accelerating from a standing start
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26
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2K
Undergrad Solving Sub-Problem for OpenAI Lunar Lander v2: Seeking Advice
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1
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Undergrad Normal force and details of the Earth holding up an object
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12
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Graduate Take your time, and feel free to ask if something is still unclear.
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7
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Undergrad Is my calculation of the power spectrum correct?
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17
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Graduate Rotation matrix and rotation of coordinate system
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2
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Graduate Exploring Infinitesimal Rotations in Classical Mechanics
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8
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High School Vector of forces (question about how a scale works)
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4
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High School What Happens When The Applied Force Equals the Static Friction Force?
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2
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3K
Undergrad Dimensional confusion with a Lagrangian problem
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7
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Graduate Ambiguity in sense of rotation given a rotation matrix A
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12
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Graduate Matrix proof of Euler's theorem of rotation
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7
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High School Calculating the torque needed to rotate a drum
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4
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Undergrad Steam flow rate in 2-chamber steam engine system
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4
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Undergrad Friction Coefficient of Marble & Iron on Plastic
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1
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Graduate Hooke's law, Bertrand's theorem and closed orbits
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3
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Undergrad Analytically Solving the Magnus Effect with Viscosity in Ball Flight Simulation
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1
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High School Independence of vertical and horizontal motion
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46
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Work done by a constant Force: questions
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3
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Undergrad Calculating Torque for 100 Ton Steel Tube Press
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1
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Graduate Two equations of generalized forces
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9
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High School Why doesn't a body accelerate upward when a force is applied?
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7
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What's different in a transformer core when coupling high & low power?
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High School Terminal Velocity Equation in vertical cylinder with some fluid
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2
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Graduate When is Hamilton's principle valid?
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14
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Undergrad Maximum impact parameter given effective potential
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4
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Undergrad Adhesive Collision: Coding for Sticky Objects
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9
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High School E.P.E. -> ? when 2 masses are attached to a spring
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2
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Undergrad How does a large-angle pendulum oscillate?
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7
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What comes on top of a generator of a PDE?
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1
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Graduate Interpretation of Lagrangian solution (complex numbers)
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2
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High School A Question about a Quote from the Feynman lectures
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20
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Undergrad The power spectrum of Poisson noise
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10
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Undergrad Calculating Force Needed to Pull Bungee Taught
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3
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60
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Undergrad Bouncing Height of Cylindrical Tube: Equation & Properties
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7
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Undergrad Total angular momentum of a translating and rotating pancake
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9
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Graduate Russian Commentary on Chain Wheel Experiment
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2
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Undergrad Time derivative using the quotient rule
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1
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875
Graduate Lagrangian for a double spring pendulum connected through a rigid bar
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5
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Graduate Dissipation function is homogeneous in ##\dot{q}## second degree proof
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6
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Undergrad Issue calculating water pressure due to the constriction of water flow
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9
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Undergrad Rolling balls with different rotational inertia
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14
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Undergrad Time Derivatives: Hi Guys, Am I on the Right Track?
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3
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884
Undergrad Two axis motion for any vehicle
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3
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Undergrad Independent coordinates are dependent
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9
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Undergrad Drawbridge falling before caught by rope/cable - Max force
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13
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High School Why don't boxers' skulls shatter from the forces of punches?
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12
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Undergrad Why does a drip of water into water make a noise?
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3
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1K
High School Why Do You Feel Like You're Moving Opposite the Car's Direction?
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22
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4K
High School Is Newton's first law of motion applicable when walking?
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2
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Undergrad Changing the RPM of a frictionless spinning wheel in a box
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4
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Why do gyroscopes not fall down?
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31
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How much atmospheric pressure is exerted on the human body?
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16
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Undergrad Trouble simplifying the Lagrangian
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2
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Graduate Lagrangian Multipliers with messy Solution
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2
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683
Undergrad Question about L(v^2) Notation in Landau & Lifshitz's Mechanics
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1
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High School Impulse and distance from the axis of rotation
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9
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Undergrad Trouble understanding coordinates for the Lagrangian
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4
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Undergrad Understanding the Coordinates in the Lagrangian for a Pendulum
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2
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Undergrad Motorbike vs Football: Is It Possible?
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6
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Real life example of the composition of two SHMs with same angular frequency
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21
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High School How is the acceleration proportional to the removed force?
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13
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Undergrad Gearbox Gear ratio: How to get 60 rpm to 3500rpm? help please
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10
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High School Suggestions for Internal Assessment Project on Young's Modulus
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2
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2K
Pressure in a straight pipe vs a curved pipe?
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10
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7K
Undergrad Can I suck myself forward with a straw when floating in air?
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19
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2K
Graduate Trying to solve an auto accident question
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1
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1K
Movement of a Ball Bearing within a cavity inside a Projectile
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4
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High School Relating displacements in a pulley system
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3
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Undergrad Help please -- Trying to figure out rake barge capacity and displacement
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8
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Velocity of air coming out of a nozzle
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21
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