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Understanding Surface Tension and the Role of Force in U-Shape Wire Frames
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3K
Modeling Meteorite Re-Entry Speeds: A Study of Drag and Impact on Earth
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7
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2K
Direction of static friction in rolling motion?
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4
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4K
How do angles of waterwheel affect angular velocity
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12
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3K
Calculation of the pulse energy and pulse duration in Nd:yaq
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Force vs Time Graph: Impulse & Momentum
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Conceptual question about force/torque on a rigid object
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Accelerating a mass at very high acceleration @very low time
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How fast is Wolverine moving during his jump at the very end
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30
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Storing energy in a compression spring
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Hourglass Weight: How Sand Weight Changes
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Cannon Ball in Space: What Happens & How Much Does It Hurt?
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4
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Is there a critical pressure for melting ice?
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4
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Testing Drag Force on a Sphere
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6
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Understanding Velocity Vector Components in a Gas Molecule Bouncing Back?
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13
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How do you do projectile calculations, but with drag force?
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Absorption of energy in a seismic pulse
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8
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Kinetic energy and direction of rotation
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22
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Why Does the Hydrogen Spectrum Lack X-ray Frequencies?
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Value of acceleration due to gravity
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Reason for separate concepts of gravitational vs inertial mass
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How to compute the divergence of retarded scalar potential
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2K
Freefall of an object in Space (towards earth)
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1K
Drag force on a sphere moving through a fluid
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2K
Termodynamics: saturation pressure vs total air pressure
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5
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1K
Calculate the Muzzle Velocity of a Projectile Fired on the Moon
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7
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2K
Rolling ball in a enclosed cone problem
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2
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2K
Velocity issues -- experimental data from an accelerometer and a gyroscope
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8
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Difference between centripetal and linear acceleration?
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1
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3K
Continuity of velocity at the interface
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4
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2K
Understanding Torque in Gyroscopes: A Question of Reference Frames
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2
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Escape Velocity and Gravitational Force
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4
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2K
Expansion of a Helium-Filled Balloon: Exploring Thermodynamic Processes
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11
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10K
Is the Amplitude of Sound Waves Constant with Distance?
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5
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2K
Separating out centripetal and gravitational acceleration
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1
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845
Angular Frequency vs. Angular Velocity
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4
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4K
Angular acceleration of a rotating point mass
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11
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2K
Translational and Rotational energy in rigid bodies
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2
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1K
Bungee Jumping Physics: Minimum Height Needed
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12
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3K
Does anyone know this equation? (fluid dynamics, Stokes law)
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4
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2K
Surface Tension vs. Capillary Force
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4
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1K
Pendulum with a bob that changes its center of mass
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8
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1K
Droplet of ballpoint ink in water (why)
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4
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2K
Torque question -- why defined as r×f and not f×r?
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5
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12K
The cause of aerospace rotation
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19
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Rigid Body Collision: Angular Velocity Question
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4
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1K
Equations of Motion: When to Use & Point Object Necessity
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7
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Hydrostatic pressure distribution for an ideal gas
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8
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Calculating Torque for Rotating Disk: Specs, Friction, and Weight Considerations
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1
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Can Gas Pressure Exceed Out Pressure?
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12
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How to find the amplitude of a pendulum
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1
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2K
Making ancient time water wheel to lift water
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23
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6K
What muscles affect the velocity of a thrown object and how can they be trained?
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4
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2K
Power: Does Mass Make a Difference?
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14
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Friction & Rolling Motion: Effects Explored
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5
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2K
How to calculate turning radius of a car w.r.t speed?
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6
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7K
Maximum Weight Capacity of Multiple Strings for Hanging Objects?
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7
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Can Mathematical Manipulations Validate the Work-Energy Theorem?
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2
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1K
Why Don't Equal Forces in Newton's Third Law Always Feel the Same?
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10
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2K
Wind pressure force for complex profiles ?
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5
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Original letter in which Newton said "Shoulders of a giant"
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13
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8K
Why is energy quadratic in velocity?
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7
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2K
Rotationnal velocity and acceleration
2
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44
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Lagrange and program to calculate trajectory
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4
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1K
Simple Pendulum Project: Amplitude's Effect on Period | Math Help Included
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5
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4K
Understanding Reactive Power and Reactance: Exploring Complex Power Components
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18
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A question about a visual effect on a rotating prism
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4
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1K
Difference between a spinning sphere and rolling one
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4
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2K
Predicting Post-Impact Motion of 2D Object
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7
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900
Rotational Velocity: Force, Torque, & Axis Motion
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1
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780
Inertia of Two Tennis Balls in a Vacuum
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16
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Is Net Work Zero If Force is Applied in Opposite Directions?
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5
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Why two men can't lift a 2 ton car but can push same car
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10
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Friction Force Calculation at an Angle on Flat Surface
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4
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Effect of friction on the tension in a pulley
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15K
What is Saturn's Escape Velocity and How Do I Calculate It?
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6
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Solving Friction & Scaling Problem: Advice for Dave
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6
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Why Do Land Animals Have Denser Bones Than Sea Animals?
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4
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General Work Functions: Validity Check
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1
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966
Question re: emf waves distance & speed
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12
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1K
Measuring Torque: Ideas & Solutions for Lab Projects
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5
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Fast and Furious 6: Collisions
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4
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Research Topics in Statistical Mechanics
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1
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Uniform Circular Motion puzzle
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8
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Relative velocity of river swimmer
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10
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6K
Question about mechanical energy and lowering a block
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4
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Does High Jumping Cause Weightlessness?
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4
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Accel Due to Gravity When Obj Touches Ground
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10
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A question on Lagrangian dynamics
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6
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Von Braun rotating space station
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2
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Lennard Jones Potential & Kinetic Energy
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4
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Gaining Understanding Orbital Dynamics & N-Body Simulation
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12
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Question about Third Newton Law
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11
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Does a Falling Object Ever Truly Reach Terminal Velocity?
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14
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What happens to an object's velocity when thrown out of an aircraft?
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11
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Confused in diffferent forces involved in circular motion
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7
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7K
Don't Understand Tension in this Instance
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1
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Designing Powerful Water Guns for Distance Propulsion
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2
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2K
If the net work is zero. Why is the object still moving?
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13
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16K
Relationship between force and (kinetic) energy
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5
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6K

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