Mechanics Forum

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Hydrostatic Pressure in Freefalling Water Tank: Comparing Point A and B
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2K
Learning DEs: Solving 2nd Order Differential Equations
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1
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925
Mechanical Advantage of a pulley with horizontal effort
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15
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4K
Question about Plasma Ball (can I leave it running all night?)
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2
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5K
Rack of blocks held horizontally under pressure
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52
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What speed v(t) enables constant power by solenoid pull?
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4
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Reference frame in collision problems
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Observation about the rotation of a disc
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Why is "dr" not used for moment of inertia calculations?
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22
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4 Pole Induction Motor Working Principle
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1
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What speed v(t) enables constant power by release compressed spring?
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17
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The sound that rushing water makes
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7
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Kinetic energies in two reference frames
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13
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Find time from distance-speed graph
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4
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Air pressure to energy, am I missing something?
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18
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2K
Balloon inflated by external vacuum: why won't it burst?
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11
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1K
Testing Newtonian Gravity: Collision of Two Masses
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17
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How much salt/other product add to water so a medium acorn floats?
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7
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1K
Is acceleration still equal in the presence of air resistance?
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30
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6K
How can I calculate the load on each line in a pulley system?
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9
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6K
Plasma ball and effects luminous
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3
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Is there any motion hidden within potential energy?
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7
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The Lagrange equations from mechanics
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5
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Why Does Hagen-Poiseuille Predict Higher Exit Velocity Than Bernoulli?
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11
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3K
Elastic collision in 2 dimensions
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23
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2K
Help understanding how my "magic" siphon works....
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17
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4K
Investigating Wake Profiles of Different Objects
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5
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Chemical potential and fugacity
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1
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How to Master Projectile Motion Without Quadratics
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8
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3K
Question about the role of mass in inclined planes
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5
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2K
What height was reached by a projectile of a pressurized system (pics)
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2
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Maximizing Horizontal Range of a Projectile
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8
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Elastic collision considering the angle of impact
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10
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Timing a bouncing ping-pong ball
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19
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What determines the direction of static friction forces?
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6
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Discover the Law of Levers: Uncovering Evidence and Documents | Prove It Now!
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10
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Direction of Angular velocity and Angular momentum?
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9
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2K
Potential energy increase of an expanding stellar object
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4
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937
Does Raising My Arm Change the Center of Mass?
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8
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2K
Equation of a sound wave with viscous damping in ideal gas
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3
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2K
How can evaporative cooling air conditioning work?
2
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69
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4K
Could you point me to interesting videos about plasma balls?
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5
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1K
Projectile Motion with a backwards Rotation/Tumble
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16
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2K
How do surface piercing propellers work?
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18
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6K
What Is the Physics Behind the Sweet Spot on a Baseball Bat?
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39
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4K
Motion involving Translation & Rotation |Kleppner and Kolenkow
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10
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1K
Homemade cloud chamber not working
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28
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27K
Confused about some basic mechanics principles (force , PE)
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6
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1K
Centripetal acceleration problem (box sitting on a table)
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3
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2K
Can a gyroscope lift a fulcrum (and itself), hinged to the floor?
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8
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3K
Elastic collision formulas -- Derivation blunder
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3
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1K
Max tip speed of a spinning cable
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4
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Law of Conservation of energy and Wnc
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8
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Coriolis effect and water experiment
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8
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2K
What is "Apparent Power" (VA)?
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2
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1K
Analysis of a Frictional Contact Problem with Adhesion
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1
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1K
How pressure affects partial pressures (and dewpoint)
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10
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Two cylinders rotating with contact at an angle (reformulation of the problem)
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6
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Sign of potential term in Lagrangian mechanics
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3
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When do I use this k5 Kinematic Equation
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2
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1K
Simulating an elastic bouncy ball
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10
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A question about humans and acceleration
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17
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2K
Law of inertia (inertial observer and inertial frames of reference)
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2
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1K
Probability of cosine of angle between two directions in collision
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4
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Wall made of Pendulum -- thought experiment
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7
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978
Force on an object that is stationary in flowing water
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12
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7K
Why Does Second Collision in Ballistic Pendulum Lead to Initial State?
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5
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Constant Circular Motion Not Really Constant
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20
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Work by a Spring Force - Understanding Uinitial and Ufinal
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9
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1K
Conservation of energy in rotating bodies
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3
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Calculate work done by variable force
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6
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1K
Conservation of energy in Gravitation
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4
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Starting torque to move vehicle
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6
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3K
Question sound hammer damage objects in room
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6
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Understanding basic statistical mechanics formulas
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3
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Thought Experiment - Centripetal Force
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22
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Is there some geometrical interpretation of force from Newton's Laws?
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4
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1K
Why does a stationary wave form at a free end of a water tank?
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2
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Fulcrum, balance point and scissor lift force
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2
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What makes a door move, the torque or the force or both?
2
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52
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Equations for a mass falling to Earth from a distance
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3
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Friction of a rope around a cylinder
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13
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Trying to understand the relationship between Newtons, Joules and Work
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4
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Pool Ball Physics: Questions on Impact Spins
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5
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Why does mixing blue and yellow create green?
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3
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Constant velocity in a central force field
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18
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Increase efficiency in the cargo ship industry without a propellor
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68
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Questions on operating a nuclear power plant on the Moon or Mars
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13
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Vectorial issue of friction
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2
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Rotation within a vacuum vs rotation with a pressurized environment.
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4
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1K
Friction in Rotations: Do We Disregard It?
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19
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Fire protection -- Water in a cylinder pressurized with Nitrogen
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7
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Friction between pulley and rope
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8
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On the non-applicability of Newtonian mechanics
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9
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Why Does Friction Provide Centripetal Acceleration in Circular Motion?
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37
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How Does Compressing Fully Ionized Gas Accelerate Ions to High Energies?
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8
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How Does Angular Momentum Apply to Earth and Spinning Bike Wheels?
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36
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Understanding Newton's 2nd Law
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7
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The definition of generalised momentum
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43
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Free inclined plane and a block sliding on it
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13
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3K