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Perception of far object that is in motion
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1K
Answer Total Work Question: Understand Why Total Work is Zero with ΔPE
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865
Can all matter be potentially annhilated?
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1K
Is Extra Force Needed to Lift an Object Against Gravity?
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Why water become thinner when falling?
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6
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Conceptual problem regarding pressure and surface area
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2
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Displacement in Conversation of Energy on Incline vs Projectile
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993
Bernoulli equation application
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Physics principles and animal locomotion
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Changing the Direction of Work
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A question about a rotating space structure
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Rotational Mechanics: Tension Difference in Pulley Due to Friction
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1K
Wave Motion: Why Does Particle Lag Behind its Predecessor?
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965
Gravitational Potential (problems with definition)
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Does driving a car affect the Earth's rotational velocity
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Shape of Projectile: Elliptical Equation
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Need help with deriving air drag equation
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10
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Calculating the velocity decrease going up an incline
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2
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4K
Water Density & Volume: 0-100°C
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10
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3K
Motorcycle cornering force on each tire?
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3
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5K
Please help, conceptual motion of a transverse wave on a string question
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8
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2K
Why does water flow faster through a hose if its choked?
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2K
Forces and motion -- a monkey lifting a package up with a rope over a limb
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3K
Rolling Friction: Why Wheels are Used on Solid Surfaces
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2K
Why does the pressure of a fluid in motion change?
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2K
Understanding Conservation of Energy in a Block on a Rough Surface System
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Work done by external force on a system
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12K
Bernoulli Principle and fluid velocity
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27
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How do the W and Z Gauge Bosons work in the weak nuclear force?
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3
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In what circumstances does a gas do positive work?
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3
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4K
Two errors about rotations in Goldstein's "Classical Mechanics"
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2K
Coriolis Force and the Earth's Rotation,
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14
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3K
Osmotic Pressure within pressure vessel
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4
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Voltage Output from AC Generators with More Loops
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27
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How Can I Safely Obtain a 250v DC Power Supply?
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3
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Total acceleration at the bottom of a rolling wheel
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4
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Bead sliding on a rotating rod
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7
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3K
Average velocity, me understand
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23
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3K
Total angular velocity of multiple bodies
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4
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1K
Double rotation, friction and sum of energy
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26
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3K
Is a shorter lever arm more effective in generating angular acceleration?
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12
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2K
Violation of energy conservation law?
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25
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3K
Why does a bike not fall over when it's in motion?
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15
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8K
What is an example of a proper rotation in physics?
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2
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Relation between acceleration, mass, and net force.
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15
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Why is the motion of a piston considered to be simple harmonic motion?
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4
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Why does measuring the position of a particle change its momentum?
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7
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Conservation of energy in the LHC
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5
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Why does it take more fuel to accelerate a body to a higher speed?
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28
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Force components of hanging pith balls
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10
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Mass, Energy & Inertia: Impact of Trapping Energy in a Box
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18
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Implications of Work-Energy Theorem
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5
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Kinetic energy physics exercise
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4
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2K
Relative angle between two balls with equal mass after collision
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2
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2K
Trying to understand Work and Energy
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3
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4K
Inertial vs Gravitational Mass "mystery"?
3
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115
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13K
Why does superfluid helium in a spinning bucket have angular momentum?
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5
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3K
Why is angular momentum conserved?
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11
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Why Does an Accelerometer Show Zero During a Ball's Flight?
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10
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Potential Energy -- What are the different ways it can be stored?
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4
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Information transmitted at speeds greater than C
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3
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Negative work on a moving body
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3
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What is the Top Speed of the Megaladon?
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21
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Calculate the speed with which a gas escapes from a container?
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1
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1K
What is the name of the fourth inertial force in a rotating 3-dimensional frame?
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5
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Can Hurricane Pressure Cause Roof Damage Like It Does to My Skin?
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2
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Torque vs Centripetal Force: What's the Difference?
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6
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Vibration/Centrifugal Force Question
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7
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Galilean Relativity & Kinetic Energy
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12
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2K
Europan water pressure, how does the ice contribute to the pressure?
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5
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Mathematical background concerning classical physics/mechanics.
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5
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Confused about Boyle's Law, Charles' Law and the pressure Law?
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5
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2K
Confused about force and work in 3 Dimensions. Line integrals.
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4
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Understanding Centripetal Force & Friction
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4
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Kinetic energy of a disk that turn around 2 axis
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10
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2K
Unequal tension of a rope in a pulley system
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4
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7K
Cube Projectile Motion: Air Resistance & Cross Sectional Area
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6
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Can I Accurately Measure Bike Wheel Radius with a Rotating Sensor?
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6
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1K
Drag Force from Cable: Calculate & Understand
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1
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Conceptual understanding of moment transfer for bouncing ball
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1
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Calculating total kinetic energy of a car at a given velocity
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2K
Rotational Kinetic energy of a Hypothetical Planet?
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1
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1K
What quantities are used to measure potential energy and forces?
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9
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Energy-Momentum tensor components for complex Klein-Gorden field
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1
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Conceptual angular momentum question
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10
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Bat Hits Baseball - Force & Time Calculation
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7
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Will cars with different mass make a loop in a tunnel with same given velocity?
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1
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Conservation of momentum and energy problem
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7
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Understanding the Contradictory Definitions of Work Done in Physics Textbooks
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4
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Water pressure through narrowing funnel
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How Does Pressure Vary with Depth in Fluids?
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12
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Question about the effect of acceleration on the force of a mass
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6
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Origin of Friction: Atomic/Sub-Atomic Scale
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4
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Is glass the only material you can break with sound?
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1
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Conceptual Question on Work and Negative Work
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17
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Best way to measure velocity, acceleration and jerk
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1
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What if Newton's laws were shifted by one time derivative?
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2
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Does the speed of sound depend on the observer's relative motion?
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6
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Why Don't Positive Charges from a Pith Ball Move to a Negatively Charged Rod?
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1
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1K
Eveporation of water for slurry
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3
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