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Why must vertical acceleration always be negative on projectile motion?
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Does clutch control affect torque output in cars?
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50
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Velocity of Pulley and String in Constrained Motion
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Where does the kinetic energy go when a man moves on a spinning roundabout?
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Breakthrough Miniature Accelerator
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1
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Conservation of momentum in a robot taking a step
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2
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Molecular work in an Adiabatic process ?
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4
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Hydrostatic Pressure on Sponge
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1
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How do I calculate the RPM needed to power my system?
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2
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How do space and time relate to momentum?
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14
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Angular velocity and rotation matrix
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2
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Potential plus kinetic energy
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12
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How long can a 1000W UPS power a 100W device?
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5
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3K
Velocity of water out of reservoir.
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4
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3K
How high would a helium balloon rise if it never popped?
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7K
Angular momentum for combined rotation and translationa about a fixed point
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2
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3K
Motorcycle Tunnel Myth: Fact or Fiction?
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17
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6K
Inertia vs Momentum: Exploring the Differences and Similarities
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26
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Perpetual motion (please just give me a chance, it's just a few questions)
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18
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12K
Why does pressure affect air ionization?
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1
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Forces and torques on aeroplane wings
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13
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6K
Submersible Water Pump, 4.3 amps, must work in the water,
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1
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3K
Dechlorinator Dosing Pump: Research & Considerations
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4
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OIs Work Done on a Gas in Adiabatic Expansion Always Zero?
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7
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Does speed vary with a circle's radius?
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4
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Collision of an expanding disc with another disc.
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4
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Centrifugal force and direction
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14
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Discovering the Truth: Dead Weight vs. Live Weight in Cats and Humans
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8
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Available energy in particle collision derivation
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1
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Can we break down a single noise into individual soundwaves?
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4
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3K
Calculating Pressure Change in Liquid After Adding Weight
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1
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2K
Frictionless Swing: Exploring Natural Frequency with a Rider
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29
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Friction on on circular objects while rolling?
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4
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2K
What is Duty Cycle and How Does it Affect Motors?
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4
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Power Supply Output: Connecting + and - to Plates
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4
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Newton's third breakage in Goldstein's classical mechanics
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5
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3K
How Do Galvanic Cell Dynamics Change Upon Connection of an External Conductor?
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1
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Why Do Stream Tubes Form in Fluid Mechanics?
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4
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Energy conservation in elastic multi-dimenstional collisions
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4
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Building a science exhibit demonstrating Bernoulli's Principle
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6
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Coefficient of lift formula
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7
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27K
Pressure reqd. to rupture a tube
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1
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2K
Solving J.E = W/V with Dimensional Analysis
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4
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5K
Time of a toy car travelling over a surface
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6
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4K
Oblique impact on ground of a ping ping ball
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1
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2K
Ballistic Re-entry and the effects of lift
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15
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Uncovering the Physics of Horseshoe Pitching Impact
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7
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3K
How to make water splash less?
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14
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Express h in Terms of r and theta: Rotational Physics
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4
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5K
Newton's Law Of Universal Gravitation
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4
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3K
Help needed on calculating system pressure during rapid phase transition of CO2
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4
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3K
Difference between pseudo force and centrifugal force
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15
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14K
Flowfield visualization of a gun shooting underwater high speed video
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5
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3K
Energy Conservation in Quasistatic process
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22
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5K
Physics of a Spinning Bowling Ball
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4
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6K
Optimizing Generator Efficiency with Metal Spheres: A Calculation Study
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4
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6K
Understanding Lift Generated by Rowing Blades
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5
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4K
Maximizing Water Rocket Glider Performance in High School Project
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17
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13K
Rolling a half full water bottle and simple harmonic motion
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4
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7K
Torque and Power required to accelerate a car from 0-60MPH
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6
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28K
Bead on a hoop, angular momentum
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1
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2K
Understanding Dilution Principles in Nuclear Power Plant Disasters
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2
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Theoretical Rotational-Linear Kinetic Energy Ratio of Spherical Projectile
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2
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3K
How to calculate the speed of the moving point
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8
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5K
Perplexing Phenomenon: Body Rotation While Floating
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1
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Moment of inertia of an object with uneven distribution of weight
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1
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7K
From where does earth get energy for rotation?
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5
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Impact (impulse) between two rotating (around fixed axis) bodies
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1
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1K
Force and Newton's Laws of Motion
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1
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A question about DC motor (input power, output power)
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4
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16K
Wind Power Vehicle Traveling Down Wind Faster Than The Wind
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305
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Question About Scales that Measure Pressure
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1
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Draw Map Based on Speed and G Forces
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9
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Dispersion: frequency dependent wave speeds
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1
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How to derive expresssion for coefficient of kinetic and static
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1
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2K
Overhead crane and pulleys problem
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6
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Cue ball force(?) at impact with other ball
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1
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The relation between frictional forces and their angles.
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1
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2K
Trying to find the error in my logic or math. Deceleration of a car.
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7
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3K
How Do You Model Speed with Constant Power and Quadratic Drag?
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6
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Earth Rotation: Impact on Stationary Helicopter Position
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13
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Potential of the rod on its axis.
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2
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What causes springs to wear out?
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11
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DETERMINDING the axis of rotation
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7
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Why Does the Load Measurement Vary with Crane Movement?
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1
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Would the different weight affects the speed of bicycle when coming down slope.?
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18
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Average Velocity from V-T Graph w/ Non-Constant Accel.
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1
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What Would Happen to a Newton's Pendulum in Space?
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5
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6K
Plastic Water Bottle Rolling Down Ramp
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14
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10K
What Equation Should I Use for Bouncing on a Trampoline in a Video Game?
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4
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3K
How does a cyclotron work?what can it be used to make?can it be made
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8
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3K
What is hidden angular momentum ?
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1
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Calculating Drag Coefficient of a Golf Ball Without Wind Tunnel
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14
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7K
Solving Rectilinear Motion Equations - Deriving at^2+v+h
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5
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2K
Simple Harmonic Motion: Acceleration Max/Min
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2
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2K
Cosine Theta in Work: Force Angle Relation
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14
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What is the expression for work done in a perpendicular collision?
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4
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1K
Virtual displacements and Virtual Work
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4
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12K
Throwing a ball in a moving train
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4
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Use of Calculus in Newtons Laws
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2
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2K

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