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Graduate Understanding Force Diagrams for Hydraulic Cylinder Selection
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High School Gravitation with multiple objects by using center of mass
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Undergrad Do all forms of energy fall under 'kinetic' and 'potential'?
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Undergrad Gravitational Force/Earth Rotation Question
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Undergrad Why people float inside free falling airplane
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Undergrad What happens if two moving shock waves collide?
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High School Question about momentum and kinetic energy
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High School What are the uses of a bifilar pendulum?
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Undergrad Conceptual question regarding the conservation of energy
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Undergrad What Causes Jets to Entrain Mass?
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4
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Graduate Work, Energy, Force of Pile Driver and Pile
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Undergrad Calculating Wing Lift with a DIY Scale and Air Supply
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Undergrad Gas pressures with (hypothetical) filter
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Graduate Deriving an Expression of an Object in Free-Fall on Mars
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Undergrad Pumpkin/bowling ball launcher questions:
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Undergrad Why must the oscillatory period of a stable orbit be constant at all distances
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Graduate Rotations in Bloch Sphere about an arbitrary axis
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Undergrad Pressure Exerted on Person in City Bus Collision
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Undergrad Sound source moving at the speed of sound
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High School Collision of Two Objects on Ice
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Graduate Trajectories, equation of motion and forces....
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Undergrad Violation of conservation of energy?
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2
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Undergrad Why a man on the Moon can jump 21 times higher than on the Earth
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Graduate Time Period of Vertical Circular motion
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Undergrad Does Energy Conservation Apply to Linear Momentum Collisions?
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Graduate Calculate sailing ship drag, or anyway any drag of any shape
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4K
Undergrad Difference between density and unit weight with same units
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23K
Graduate Torsion, helicity of drive shaft, direction of energy-flow.
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High School Object projected vertically upwards and Planck time
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High School Physics of Tires: Calculating Gas Mileage Difference
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13
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3K
Undergrad Lift vs Thrust Force: How Is More Lift Than Thrust Possible?
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9K
Undergrad Why is normal force always perpendicular to the surface?
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3K
High School Rocket Hovering Equation: A Balance of Forces
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Graduate Mechanical equilibrium of the system in gravitational field
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Undergrad Maximizing Lift Through Vortex Generation on Airplanes
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Undergrad Change in internal energy at constant pressure?
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High School Inelastic collision and momentum
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2K
High School Understanding Power Formulas; When to use Them
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Graduate Altering a Structure Without Changing Its Chemicasl Composition
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Undergrad Conservation of Mechanical Energy Requirement
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Undergrad Distorting force vs restoring force in springs?
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3K
Undergrad Ranges of Projectiles With and Without Drag
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12
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High School Does Mass Affect Speed on Slopes?
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High School Help Required for Projectile Motion Equation
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High School Torricelli's Theorem: Speed of Fluid & Height of Opening
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Graduate About the formula of pendulum -- What if there is damping?
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Undergrad Calculating Power Requirements for Electric Bikes on Inclined Terrain
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High School What's the difference between an inertial frame....
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High School Understanding Gravity: Common Questions Answered
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High School Mass Continuity and Torricelli's Law
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High School How does table exert force on me?
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7
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Graduate How to check if frame is inertial?
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Undergrad Tank Drainage Velocity: Does Area Matter?
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High School Is 80 Pa Really a 'Huge' Pressure in Desalination Plants?
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High School Destabilize Gyroscope: How Much Force is Needed?
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Undergrad Decomposition of apriodic and periodic signals
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High School Why we consume energy while holding something statically?
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High School Are differential angles vectors?
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Undergrad Total work/effort/energy spent to climb a hill
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9K
Undergrad Ice sublimating to water vapor
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Undergrad Potential energy and conservation of energy
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9
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Graduate Gravitational Potential Energy in orbit
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7
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Undergrad What spring constant would I need to jump my height
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Undergrad Tension in a Spring: Find the Difference
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Undergrad Lagrange multiplier in Hamilton's and D'Alembert's principles
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Undergrad Is F = ma the generalized force equation?
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High School What Happens to a Cube When 99% of Its Mass Disappears?
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Undergrad Angular velocity of falling box
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High School Acceleration of golf club hitting a ball
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High School Understanding Moving Object Formulas: F=ma, Ke=1/2mv2, and p=mv Explained
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Undergrad How do forces of the tires contribute to car rollovers?
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Undergrad Why does loudness of sound vary as square of amplitude?
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Undergrad How Does F=MA Apply to Everyday Scenarios?
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Undergrad Original direction of force versus vector components
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Undergrad GeForce Impact: Tennis Ball Hits Head
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High School How far can glass fragments from a punched window travel?
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High School How to check if force is conservative?
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Graduate Why can we add/subtract constants to potential function?
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Undergrad Is the Force Applied by an Object on a Fluid Equal to the Buoyant Force?
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High School How do airplanes correct their path
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High School Friends discussion: To brake or not to brake?
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Undergrad Spacecraft Reentry - Drag Decrease?
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High School Alternative Kinetic Energy Formulation and Goldstein's Problem 11
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Undergrad Do sinking objects lose momentum with depth?
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Undergrad What makes air move faster above an airplane wing?
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Graduate Stokes Law/Drag Force corrections?
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Undergrad Why is there "weightlessness" on the top of a verticle circle?
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High School Why does a hammer fall the way it was held when dropped?
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Graduate Predicting Peak Displacement in Imbalanced Rotating Drum
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High School Can body start spinning without ext cause
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High School Can someone explain how a car turns on a curve?
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Graduate My Case of Total Translational Kinetic Energy of Ideal Gas
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Graduate Pressure of Sound Wave: Inverse Distance Law
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Undergrad Distinction between Kinetic Energy and Momentum
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High School Jumping vertically on a moving train....
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Undergrad Does a Banked Ramp Affect Lateral G-Force Readings?
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High School How long to travel 150m at 26m/s with an acceleration of -2.5m/s^2?
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Graduate Possible to create global potential from local distribution?
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Undergrad Period of anharmonic oscillator
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Undergrad What is the work done on a comet orbiting a star?
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