Mechanics Forum

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Undergrad Force delivered by a punch: Question
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High School Weight of the whole earth with reference to an apple
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1
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Undergrad No work done (apparent paradox) What am I missing?
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10
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Undergrad Can Gun Power Be Stopped? Experts Weigh In
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8
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Graduate Death by Shockwave: Effects of Naval Cannons in 1800s
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Undergrad Ratio of speeds in an elliptic orbit
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Undergrad How Does Power Relate to Constant Acceleration in Physics?
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7
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Undergrad Why water evaporates below 100 ºC
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27
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Undergrad Understanding Axles and Wheels: The Mystery of Spoke Stress in Textbooks
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1
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High School Does a flying fly affect the weight of a plane?
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15
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Graduate Dynamical systems: celestial mechanics, Poincare, Laplace, butterfly effect
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9
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Undergrad Finding the coefficient of friction
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Undergrad Why Does Filling a Glass Affect Its Sound Wave Pitch?
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2
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Undergrad Momentum Definition: Inertia, Classical & Quantum
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4
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Undergrad Calculating Impact Force of Bowling Ball: Seeking Assistance
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1
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High School How is force defined in physics and what does it really mean?
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1
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High School Does Object Positioning on a Scale Affect Its Measured Weight?
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3
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Undergrad Dirt and water streaks of car bonnet
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3
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Undergrad How can weight and motion combine to create torque?
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9
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Graduate Can Three Holes in a Tall Cylinder of Water Create a Hydrodynamic Coincidence?
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6
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Undergrad Momenum and differential of momentum
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6
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Undergrad How does kinetic friction change around a curve
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2
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3K
Undergrad Law of conservation of energy wrong?
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50
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Undergrad Spaceships, matching course and speed, internet tutorial and much confusion
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8
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Undergrad Solving an Acceleration Problem - Tips & Guidance Needed
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4
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3K
High School How does the weight distribution work in a human pyramid?
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6
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Undergrad Calculating Force of Expanding Compressed Gas
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6
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Graduate Symmetrical distribution of energy.
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12
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Undergrad Understanding Power Dissipation in Transmission Lines
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5
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High School Understanding Energy and Kinetic Equations: A Quick Question Answered
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2
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Graduate Torque on a Rigid Body: Explained
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2
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High School Why is kinetic energy not a vector
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5
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18K
High School Why do scientists use sound waves in water?
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3
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High School Can Explosives Really Make a Building Fall Faster Than Physics Allows?
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3
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High School G Force equivalencies (help and idiot out)
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5
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Graduate Aerodynamics issue (at least, I hope )
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7
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Undergrad Flowrate and pressure after a size reduction
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2
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High School Harnessing Energy from Water: Is it Possible?
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High School Bird & Train: Solving the Mystery
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Undergrad Is Torque or BHP More Crucial for Optimal Propeller Performance?
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3K
Undergrad Creating a Tutorial on Vertical Kinematics - Need Help by Tuesday!
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1
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High School Coefficients of static friction
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6
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Undergrad How to determine energy required to hold an object in air
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2
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9K
Undergrad Bicycle physics - Flying over the handlebars
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4
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Undergrad What do the symbols in the equation for a damped harmonic oscillator represent?
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4
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High School Water fountain +dynamo (Free energy?)
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19
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High School Understanding Momentum and Gravity on the Moon
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7
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High School Help Needed: Working Out Resistor Size for Potential Divider
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5
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High School Can Kinetic Energy Always Be Conserved in Elastic Collisions?
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Why does a volley ball and HUP allow for magical transportation on the water?
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Undergrad Avoid Sinking in Water: Speed for 100kg Person/300cm2 Feet
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6
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High School The Music of Space: Could Space Dust Transmit Sound?
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4
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High School Understanding Gravity: The Relationship Between Mass and Acceleration
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11
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Undergrad Collision in Western Australia, Australia
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4
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Graduate Precession: Deriation of formula
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10
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High School Discover the Impact of Force on Basketball Players' Jumps | TV Show Insights
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8
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Undergrad Work Done & Friction: Definition & Effect
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4
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High School How Do Figure Skates Enhance Skating Performance?
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11
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High School What makes a material able to spread weight
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10
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Graduate Hamiltons Principle proving Newtons laws?
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4
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Graduate Is Rotational Kinetic Energy Analogous to Work in Torque Analysis?
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18
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High School Estimating a tower's height using shadows
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10
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Undergrad Is energy conserved in this case?
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1
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Graduate Spring-mass oscillate in 1-D on frictionless horizontal surface
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6
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High School Soup Can Race Help: Faster & Slower Cans
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5
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Undergrad Steady state energy vs. energy rate
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Graduate Angular Collision Resolution question
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5
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Graduate Physical meaning of material derivative
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Undergrad Can satellites move in the opposite direction as the Earth?
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7
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Undergrad Is There a Safer Way to Store Hydrogen in Cars?
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2
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High School Do fins help an object rotate?
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5
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Graduate Thermodynamic potentials and equilibrium
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8
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Undergrad Two masses connected by string on a cliff
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6
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High School Is Static Friction Capable of Doing Work?
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Graduate Converting milliamp hours into work
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10
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Undergrad I want to know about what happened when gun fired in details,
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1
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3K
Undergrad Help me with some equations on torque & acceleration
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13
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Undergrad What Affects Bicycle Stability More: Velocity or Weight?
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4
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Undergrad Equivalent acceleration of an accelerometer
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3
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High School Action and Reaction - I. Newton
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2
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Undergrad The Relation of Pressure to Molecular Energy
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1
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Undergrad Rotating Pool Ball: Learn How to Compute Rotation
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9
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Undergrad Need help understanding KE rotation
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3
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Undergrad Rotating motion of a D.C motor
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9
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Undergrad Proof of Newtons gravitational law?
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19
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High School Middle School Science Question: Conductivity of Water
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11
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7K
What is an example of a sound that is intense but not loud?
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2
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High School Calculating Work Done by a Push: Weight vs Push Forces
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4
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Undergrad Few problems I've tried but still had issues on
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1
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High School Pascal's Principle Lab Idea for AP Physics BC
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3
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Undergrad Finding the max shear stress at a point on a plate (with a hole)
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1
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High School Buoyancy: Can Force Be Greater Than Mass?
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12
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High School What Are Potential Holes in Liquids and Their Implications?
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1
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High School Basic kinematics equations question
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8
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Undergrad Why Do Objects Move Outward When Spinning in Circles?
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15
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Undergrad Can the shape of Earth affect its weight and gravity?
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5
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4K
High School Power Consumption: Is Unplugging Worth It?
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4
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Graduate Understanding Space and Time Warping with Velocity: A Quantum Perspective
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5
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High School Hovercraft Physics: Main & Secondary Principles & Related Items
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2
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High School How can I rotate a shape in 2D space?
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3
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3K