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Can a Small Force Reverse the Direction of a Moving Train?
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Pulley system for telescoping crane
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Explaining Tension: Get Help Now
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Work During Melting of Ice at 20C: Is Latent Heat Equal?
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22
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Sounds of Music - Metallophone
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Projectiles 3D. Working with forces like wind
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What factors affect the pitch and tuning of organ pipes?
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Wing Commander Physics and Bernoulli's Principle?
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What is the potential nuclear energy in a human body?
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Theoretical mechanics question
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7
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Forklift Stability: How Much Weight to Keep from Tipping?
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How high could you jump on a trampoline with increasing tension?
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15
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Can you feel the weight of a cloud as it flies over?
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3
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Understanding Reference Frames: Generality & Abstractions
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Pressure in Star-Shaped Balloon: Fact or Fiction?
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2
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Throwing a ball on smooth surface.
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Newton's 3rd law not applicable to megnetic forces?
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Playing basketball on the moon?
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11
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6K
Can an object travelling really fast catch friction?
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5
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Can a Closed Jar Measure the Weight of Flying Bees Inside?
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Understanding Tension in a Vertical Pendulum: Calculation and Explanation
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13
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Q on basic principles of weight and mass
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6
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What happens to the pressure and byproducts in a contained hydrogen explosion?
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Surface tension of ethanol solution?
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2
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Understanding Van de Graaff Generator Behavior: Paper vs. Aluminum Contact
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1
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Solutions to Newtonian gravity
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28
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Equations of motion of a pendulum in a cart.
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2
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Is Work Done When Cycling Up a Hill with Constant Velocity?
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6
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3K
Anyone working on Reactionless Gyroscopic Generator?
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1
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4K
How to Fall Through Walls: A Theory Explained
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6
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Weight of the whole earth with reference to an apple
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1
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No work done (apparent paradox) What am I missing?
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10
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Ratio of speeds in an elliptic orbit
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3
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How Does Power Relate to Constant Acceleration in Physics?
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7
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Why water evaporates below 100 ºC
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27
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Dynamical systems: celestial mechanics, Poincare, Laplace, butterfly effect
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9
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Finding the coefficient of friction
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Why Does Filling a Glass Affect Its Sound Wave Pitch?
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2
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Momentum Definition: Inertia, Classical & Quantum
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4
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Does Object Positioning on a Scale Affect Its Measured Weight?
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3
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Dirt and water streaks of car bonnet
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3
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How can weight and motion combine to create torque?
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9
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Can Three Holes in a Tall Cylinder of Water Create a Hydrodynamic Coincidence?
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6
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Momenum and differential of momentum
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6
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How does kinetic friction change around a curve
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2
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Law of conservation of energy wrong?
2
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50
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Spaceships, matching course and speed, internet tutorial and much confusion
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8
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Solving an Acceleration Problem - Tips & Guidance Needed
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4
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Calculating Force of Expanding Compressed Gas
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6
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Understanding Power Dissipation in Transmission Lines
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5
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Torque on a Rigid Body: Explained
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2
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Why is kinetic energy not a vector
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5
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18K
Why do scientists use sound waves in water?
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3
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Aerodynamics issue (at least, I hope )
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7
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2K
Flowrate and pressure after a size reduction
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2
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14K
Harnessing Energy from Water: Is it Possible?
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31
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6K
Creating a Tutorial on Vertical Kinematics - Need Help by Tuesday!
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1
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3K
Coefficients of static friction
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6
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8K
Water fountain +dynamo (Free energy?)
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19
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20K
Understanding Momentum and Gravity on the Moon
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7
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12K
Help Needed: Working Out Resistor Size for Potential Divider
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5
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2K
Can Kinetic Energy Always Be Conserved in Elastic Collisions?
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3
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Why does a volley ball and HUP allow for magical transportation on the water?
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2
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Avoid Sinking in Water: Speed for 100kg Person/300cm2 Feet
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6
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The Music of Space: Could Space Dust Transmit Sound?
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4
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Understanding Gravity: The Relationship Between Mass and Acceleration
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11
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Collision in Western Australia, Australia
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4
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Work Done & Friction: Definition & Effect
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4
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How Do Figure Skates Enhance Skating Performance?
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11
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What makes a material able to spread weight
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Hamiltons Principle proving Newtons laws?
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4
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3K
Is Rotational Kinetic Energy Analogous to Work in Torque Analysis?
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18
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Spring-mass oscillate in 1-D on frictionless horizontal surface
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6
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Angular Collision Resolution question
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5
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Is There a Safer Way to Store Hydrogen in Cars?
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2
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Do fins help an object rotate?
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5
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Thermodynamic potentials and equilibrium
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8
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Is Static Friction Capable of Doing Work?
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39
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Converting milliamp hours into work
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10
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Help me with some equations on torque & acceleration
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13
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Equivalent acceleration of an accelerometer
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3
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Action and Reaction - I. Newton
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2
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The Relation of Pressure to Molecular Energy
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1
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Rotating Pool Ball: Learn How to Compute Rotation
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9
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Need help understanding KE rotation
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3
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Rotating motion of a D.C motor
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9
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5K
Proof of Newtons gravitational law?
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19
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Middle School Science Question: Conductivity of Water
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11
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What is an example of a sound that is intense but not loud?
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2
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Calculating Work Done by a Push: Weight vs Push Forces
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4
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What Are Potential Holes in Liquids and Their Implications?
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1
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Basic kinematics equations question
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8
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Can the shape of Earth affect its weight and gravity?
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5
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Power Consumption: Is Unplugging Worth It?
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4
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4K
Understanding Space and Time Warping with Velocity: A Quantum Perspective
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5
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How can I rotate a shape in 2D space?
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3
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3K
Angular velocity and rotational motion
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12
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14K
Can a Non-Linear Spring Constant Affect Projectile Motion Results?
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20
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7K
Is stoke's number same as inertial impaction parameter?
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2
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E+M fields for a localized pulse
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13
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