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Work done by a spring & its potential energy
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Momentum of an arrow or a sword thrust?
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How does increasing momentum affect kinetic energy?
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3
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Power of a thrust to maintain an extended spring
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Resonance- Circuit and Mechanical
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Does standing on bathroom scale depress or compress spring
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Work energy theorem clarification.
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3
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How Accurate is My Calculation of Calories Burned During Weight Lifting?
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P-T Graph of Water: Understanding Density & Expansion
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Difference between blast, shock, pressure and sound waves?
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7
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Can Dipole Moments Be Added Like Forces?
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11
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Do kinetic energy conserved in a 2 dimensional collision?
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The Primacy of Conservation Laws: Rethinking the Concept of Force in Mechanics
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41
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Potential & Kinetic Energy of Revolving Object (e.g. Moon)
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5
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Acceleration of a curved trajectory
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Converting Linear Accelerator To Circular One
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12
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Wrote general equation for a free body diagram
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3
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Weight of water from molecular mass to grams per cubic centimeter
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2
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Understanding Force of Friction on Inclined Planes: Calculating μ and Ff
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11
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Required Bolt Torque to Induce Given Stress
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Rear Wheel Friction: Cycling on an Incline
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Bernoulli's equation explanation
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Harmonic Motion Lecture: Deriving Equations
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4
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Simulating particle motion in real time
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Centripetal Force - How to describe it?
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7
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Apple Rolling: Why Does It Always Roll on Its Side?
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3
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Predicting Non-Rigid Body Motion
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4
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About elastic and inelastic collision
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3
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How is energy produced through nuclear fusion?
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11
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Pulley problem (Two masses acting on a third body)
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Comparing Inertia of Disk, Hoop, & Sphere
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1
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Bike/motorcycle leaning in a curve. What happens to the normal force N?
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How Can Electric Fields Accelerate Ions in Solution?
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7
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Poisson/Arago's spot in water?
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2
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Why do stones bounce off the water?
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2
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Is Centrifugal Force Real or Fictitious?
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5
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How Do I Calculate Torque for a Rotating Platform with a Stepper Motor?
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2
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4K
Melting Ice in Seawater: Cooling Steel on Seabed with 30kg Ice Block at -20degC
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2
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Deductively proving the conservation of momentum
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6
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Can Momentum Transfer Exceed Double the Initial Value in Elastic Collisions?
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3
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Relative velocity video (review and rate)
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15
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Motion of a rectangular rod in free space
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11
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What is the effect of acceleration on a projectile's motion?
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4
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Simple Harmonic Motion without damping
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9
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Pressure in fluids and Pascal's law.
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1
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Youngs modulus vs Ultimate tensile strength
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5
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Does the angle of fall affect the change in kinetic energy of a log?
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2
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Solving Head-On Collision: Find Ball Speed w/o Knowing Bat Mass
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17
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Looking for an equation related to lifting force of air
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3
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Why Does a Pen Bounce Higher When Dropped Vertically Compared to Horizontally?
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7
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2K
Questions on force, collisions
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23
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How to find the kinetic energy of a pendulum?
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2
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Balancing a 3d weight vs lift system
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4
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Is this description of superluminal speeds correct?
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7
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Conservation of Momentum v.s. Conservation of Energy
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Why _doesn't_ this scheme work?
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13
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Identifying the expression for the constant term in a power relationship
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Bernoulli's Equation and pressure increase
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6
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Is it possible to generate lift without thrust?
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13
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Floating objects and measuring their weight
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16
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Torque for rotating mass inside cylincder
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10
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Harvesting energy from the earth rotation
2
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81
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Conservation of energy in case of rotating falling rod
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7
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Finding the vibrations of a Membrane, given some sound
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10
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Weird? About the direction of rotation of wheels
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5
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Kinematics: Understanding Tension in Strings
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1
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Friction and normal force on an incline
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5
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How do you work out Young's Modulus?
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1
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2K
Collision of Spheres: Equal Acceleration?
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6
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Basic motion question involoving kinematics
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1
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Torque due to reaction force at contact point of two objects
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1
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Working out strain and stress of an elastic band (youngs modulus)
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6
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Why is pressure in liquids not volume dependent?
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9
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Vapor Pressure and Atmospheric Pressure
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1
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Is there a power-energy relationship between matter and energy?
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7
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What is the speed of sound in an alloy with 91.67% gold and 8.33% copper?
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1
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How odometer works in physics ?
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Centripetal Force vs Radius: Exploring Uniform Acceleration Lab Results
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12
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Sumobot Competition: Torque vs RPM?
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4
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Work done accelerating up a hill
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Finding speed of projectile propelled by pressurised air
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14
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How does atmospheric friction affect objects falling from high altitudes?
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12
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Understanding momentum concept
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5
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Electric Field and Potential in a Conductor: Zero at the Surface?
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2
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Question about gravitational acceleration
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5
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How Do Ice-Skating Twins Illustrate Conservation of Momentum?
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1
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Why does 2T-(M+m)g=(M+m)a not work here?
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5
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Vectors and moments (Vector diagram, horizontal/vertical components, weight)
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A couple of questions about Multiverse and Q. Mechanics.
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2
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Impulse-momentum theorem and kinetic theory of gases
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Pressure in Liquids and Pascal's Principle?
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1
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Mass m suspended by two springs in series
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14
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What is the direction of torque when n is not perpendicular to r?
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2
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Angular vs Linear Momentum in Collisions
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5
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Potential of a Quadrupole (Far Away)
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3
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Educational Display I designed but can't describe how it works
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14
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What Could Be Causing a Buzzing Sound From My Camping Stove?
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25
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Conserved quantities in mechanics
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6
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Calculation of Torque for Drive Pulley of Roller Conveyor
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5
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Is it possible to find out the speed of air, given pressure and size of exit
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16
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