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High School How to Calculate Power and Torque for a 15kg Load at 15 RPM?
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Undergrad Hamilton’s principle maximises potential energy?
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5
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Undergrad Possible webpage title: Understanding Multiple Axes of Rotation in Objects
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Undergrad Apparent Weight problem (falling beam)
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Undergrad A gravity conundrum involving a solid cylinder
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Undergrad Is Torque Determined by Centripetal or Tangential Acceleration?
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Undergrad Why is it Impossible to Solve the Three Body Problem Analytically?
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Undergrad A Report on the Experimental Results of Inertial Effects
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7
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Undergrad Can I load my boat without a winch?
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28
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High School Why don't guns kill the shooter?
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29
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High School How does the size of pool balls affect the amount of force needed for a shot?
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11
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Undergrad How to account for linear momentum in a collision?
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10
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Undergrad Relative Strength of the Magnus effect relative to gravity
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25
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High School What are the energy conservation principles at play in a catapult launch?
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3
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High School Calculation of displacement of an object
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6
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Undergrad Coriolis acceleration of a projectile launched at the equator
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4
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High School Do forces of attraction really exist or are they just an illusion?
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21
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Undergrad Newton's second law and pressure wave propagation
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High School Newton's second law about cars
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20
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Undergrad Average electrostatic field over a spherical volume
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2
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Undergrad Reynolds Number and Turbulence: Why Does Increasing Density Affect Flow?
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2
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Undergrad Solving the Block-on-Spring Problem Using Forces
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Undergrad Modeling a Bottle Rocket: Analyzing the Maximum Altitude
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4
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High School How is efficiency defined in rocket propulsion?
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12
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Undergrad Statement about torque in a system of particles
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High School Is this determinable? (Size of this Russian patrol boat)
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6
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High School Upwards movement -- Lifting weights while standing on a scale
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17
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High School Why does friction decrease with repeated force application?
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11
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High School Understanding Momentum: The Relationship Between Mass, Velocity, and Force
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29
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High School How to find the Moment of Inertia for a Sphero robot?
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4
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Undergrad Rigid body mechanics and coordinate frames
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3
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High School Hi, I'm learning physics -- Why do things near me not fall toward me?
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12
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High School Calculating the Distance that a Catapult can launch a Projectile
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6
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Undergrad Question about transfer of Energy and Momentum in Ballistics
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Undergrad Impact, momentum, demand and capacity
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Undergrad Conservation of angular momentum during collisions
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Undergrad Help me resolve this apparent paradox
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Undergrad Momentum, impact force and Earth
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High School Understanding Friction: The Impact of Inter-Molecular Bonding on Movement
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High School Why does ice have more friction when it's solid compared to when it's melting?
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Undergrad Non-Newtonian description of an accelerated object
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High School What is the relationship between force and distance in planetary motion?
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High School Analysis vs arithmetic approach to solving motion
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Undergrad Conservation of angular momentum -- spinning a bicycle wheel in space
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Undergrad How Fast Can a Magnet Train Go in a Circular Tunnel?
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Undergrad Classical Mechanics, Motion under Gravity, Motion on Inclines
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Undergrad Acceleration at 1g in space -- Does it create a gravitational field?
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Undergrad Vacuum pump operating at high altitude
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High School How to shoot longer shots in basketball
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20
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Undergrad Deriving Doppler Effect Frequency w/ Stationary Person & Moving Source
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Undergrad What will the angle of a boat with an outboard motor be?
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Undergrad My textbook is deriving wave speed on a string under tension
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Undergrad Water has no shear force but it can be sheared?
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Undergrad If there is no force being applied can there still be a net force?
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Undergrad How to convert density ratio of grams/ mm^3 into metric tonnes/ m^3
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High School Swimming pool in a rotating space station
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High School Rolling without slipping in non-sloping surface
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High School Centrifugal Force on Rotating 4" tire / wheel @ 100mph
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Undergrad What happens to the buoyant force at the surface of the water?
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Undergrad Kleppner Classical mechanics: Question about stability (p.217)
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High School Does air resistance have a max value?
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Undergrad Skateboarding Physics: Force of Landing from 10ft Roof
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Undergrad Calculate the internal pressure of a tube based on flow rate
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High School Confusion with orientation of coordinate axis in inclined plane
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Undergrad Are Newton's Laws just definitions?
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High School How to calculate torque on a body falling freely through the sky?
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High School Conservation of Energy and Momentum in an Explosion
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Undergrad Understanding Net Internal Torque and Kinetic Friction in a System
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Undergrad Collision when a falling tank impacts the surface of a lake
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Undergrad Viscous Drag of Water: Effects & Understanding
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Undergrad When are the initial and final momentums the same (conserved)?
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Undergrad A Question About Shock Waves From an Airplane
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Undergrad Direction of friction of each wheel and total moment when a car turns
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Undergrad Does dW/dx = Fx and dW/dy = Fy?
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Undergrad Damping in a coupled pendulum system
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Undergrad Forces to move on the level versus up an inclined plane
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Undergrad If we throw a ball with initial velocity v0, is there a force?
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Undergrad Why doesn't the released mass m2 on pulley have higher acceleration?
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14
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High School What sort of can would roll the fastest?
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Graduate Help with drag coefficient calculated from ballistic coefficient
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Undergrad Confused about N*sin(theta) = (m*v^2)/r in banked curve
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High School What is my apparent weight in water?
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High School Propagation speed of movements of a fluid in a pipe
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Undergrad Mass of Backpack in Moving Elevator
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Undergrad Force between Positive and Negative Electrical Charges
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Graduate Normal Force: Inclined Plane vs. Banked Turn
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Undergrad How to interpret this definition of potential energy?
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Undergrad Ceiling fan pressure increase or decrease
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High School Understanding Weight and Inertia: A Comparison of Mars and Earth
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Undergrad Why is ∂σ(δxσ) not equal to zero?
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High School Does the Bernouli Effect Work On Cars?
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Undergrad How to calculate the HP/torque required to rotate a dual sprocket/chain system?
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20
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High School About actually touching something and sound made by collision
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High School Can I hold down more than my body weight on a 1 to 1 system?
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Undergrad Why don't we "fly up" in an accelerating elevator?
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High School Does more energy mean more work?
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Undergrad Tension/compression in curved truss? (Diagram attached)
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Undergrad Which direction do the loads and reactions go in a Ferris wheel?
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High School Gravitational acceleration in circular motion
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Undergrad Why is momentum considered a vector and kinetic energy a scalar?
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