Mechanics Forum

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Jumping perpendicular out of a fast spaceship will retain your speed right?
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4
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2K
How Is Kinetic Energy Calculated and Converted into Electrical Energy?
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4
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2K
Conservation of angular momentum vs. linear momentum
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7
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4K
How is acceleration possible if there is an everpresent equal+opp force?
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7
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3K
My model of torque in a rod with mass
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Did space missions use Newton's Theory of Gravity
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Calculate Power from Water flow
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KE of system / different reference frames question
4
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When we r considering a ball that is thrown at 45 angle, with the air
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28
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Hardhat testing with steel ball dropped from a height
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2
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Maximum Angular velocity possible
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6
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9K
How fast will the pressure decrease from a leaking gas tank?
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1
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2K
Car moving at constant velocity.
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4
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Hydro-power output question(s)
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9
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How does a rocket stay stable during liftoff?
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17
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13K
Why Do We Multiply Force and Displacement? Exploring Work and Energy
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2
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Efficient Pulley System for Fabric: Reduce Effort by 1/3 | Physics Forums"
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2
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4K
Contravariant components and spherical component of acceleration
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4
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Working on Cannonball simulator
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1
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3K
Speed of sound with a ball on the end of a string
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Tension When Moving String w/ Object Attached
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7
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Snooker/billiard/Newton's balls
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2
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3K
Why does water travel up in fabric/paper?
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1
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6K
Confusion over Newton's 3rd law
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28
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About acceleration of block with respect to wedge and ground
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6
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3K
Calculate Engine Power with Speed & Water Resistance
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1
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4K
Hot Air Balloon Rises due to Kinetic Energy of Molecules
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10
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Transformation matrix for components of acceleration
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1
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4K
What causes one billiard ball to move another?`
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6
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3K
Question on conservation of momentum
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4
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Angular momentum at a distance
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6
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Calculating new velocities after ball collision
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13
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How Much Torque and Horsepower Are Needed to Rotate a Steel Drum?
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1
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2K
Does salt added to water decrease the time needed to reach boiling point?
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30
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Law of inertia states roughly that an object will remain
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5
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Does a bass speaker create equal sound and pressure at both ends of a pipe?
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11
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3K
What can I do with a CENCO High Pressure Mercury Arc Lamp ?
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4
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3K
Coriolis acceleration right hand rule? ?
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4
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13K
Spherical Coordinate Systems(Cartesian, i think it called)
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5
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Deriving equation of simple harmonic motion
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17
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64K
Velocity of falling object through fluid flowing upward
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2
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3K
What is the degree of maximum g-force in a car's turn?
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4
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3K
Simulating Impacts of an Iron Man Suit: Free Program?
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4
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2K
How Much Torque to Spin a Disk at 30,000 RPM?
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1
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3K
Earth Rotation: Angular Momentum Conservation?
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4
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3K
Question regarding pulse waves
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1
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How does the addition of a weight change the speed of an air rising in water?
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11
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Proof that a negative mass causes superluminal speeds?
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4
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Does Rope Position Affect Acceleration in Rotational Movement?
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7
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3K
Carrier Swing & Deviation Ratio: Clarifying the Definitions
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1
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Does a Bicycle Require Less Torque to Maintain Speed Than to Start Moving?
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1
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2K
Physics books for (elasticity - hydraustatics)
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1
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Work in a PV Curve: Is the Work Done 0?
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1
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2K
Object moving radially outward on Rotating Flywheel
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5
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Questions on the kinetic molecular theory of gases
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4
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7K
If this is not a Bernoulli spiral, what is it then?
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7
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3K
Energy change and work involved in lifting a ball
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4
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Expression for time period of simple pendulum
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1
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10K
Solving the Falling Pencil: How Small is the Degree Difference?
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9
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6K
Oblique collisions between non-sliding surfaces
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1
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Kinetic energy of Rotating Body (in 3D)
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1
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Friction & Rolling: Flat Surface, Constant Speed
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10
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What is the difference between Langrangian, Hamiltonian and Newtonian Mechanics?
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13
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Solving Speed, Road and Time Equations
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5
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Does Changing the Idler Diameter Affect Record Player Speed?
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4
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10K
Cassini ovals being the equipotential lines?
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1
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3K
Momentum & Impulse: Throwing a Ball at the Wall
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6
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Calculating Power from Acceleration
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5
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Non-inertial Frames - Newton's Laws of Motion
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10
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How does accelerating an object affect the force of friction?
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1
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Only rotating bodies have angular momentum
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10
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Difference Between Inertial & Non-Inertial Frames | Practice Numericals
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1
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What a firecracker would do to a glass cub of water.
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5
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Tension Distribution/ hooks law
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2
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A question about the speed of EM and mechanical waves
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4
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3K
Sound down a tube (eg shotgun mic)
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1
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2K
Motorcycle tire circumference change with lean angle and acceleration
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8
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Calculating sling projectile speed from video.
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7
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11K
Centripetal force discussion question (Washing machine).
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2
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Ballance egg on end on winter solstice
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2
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Newton's laws and Uniqueness of Motion
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14
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Why Is Using a Cold Water Pipe with Running Water as a Ground More Effective?
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8
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10K
Paradox of Bernoulli's Theorem and Moving Frames
2
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44
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10K
Intuitive explanation of the acceleration vector
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2
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Rotational Motion & Conservation of Angular Momentum
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4
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Calculate velocity components x,y and z
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4
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Solving the Yo-Yo Problem: Force, Acceleration, and Confusion
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12
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Determining the 'Instantaneous Force' during impact
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2
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Mechanical Energy in Bomb Blasts: Is it Conserved?
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1
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Understanding Torque: The Basics and How It Relates to Rotational Force
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23
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11K
Fire projectile to hit a moving object
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4
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[ Spring pendulum ] Centrifugal Force transmissibility
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1
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Tension at two points on a string? (Tension in general)
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7
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16K
Why elementary work is not an exact differential?
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9
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Understanding Impulse and Energy Transfer in Elastic Collisions
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2
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Rotating half cylinder energy and power calculation
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1
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Surface tension mathematical formula.
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5
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What restricts the water flow?
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4
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3K
New Video on One trillion frames per second camera
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2
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3K
Rotating fluid, curl and suspended object rotation
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1
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2K

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