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Velocity of compressed air through pipe
Sep 12, 2017
Replies
1
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2K
How Does Movement Affect Heat and Thrust in Rocket Engines?
Sep 11, 2017
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5
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1K
Potential energy of a massive string
Sep 11, 2017
Replies
4
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2K
Why is a Newton of force .225 pounds?
Sep 10, 2017
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4
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2K
Wind speed versus the force on objects like flower pots and deck boxes
Sep 9, 2017
Replies
6
Views
3K
Pressure variation during resonance?
Sep 9, 2017
Replies
11
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2K
Will a Ball Thrown in a Vacuum Move Forever Without Gravity?
Sep 9, 2017
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2
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2K
Why does water level stay the same when ice melts inside the water?
Sep 9, 2017
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3
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5K
Determining energy from spring arrangements (parallel&series)
Sep 8, 2017
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2
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3K
Constant acceleration changes direction twice
Sep 6, 2017
Replies
2
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1K
Can force be understood in terms of time/speed?
Sep 6, 2017
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3
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1K
Why are accelerating cars less fuel efficient?
Sep 6, 2017
Replies
25
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3K
Are Both Formulas for Work Done in an Electric Field Correct?
Sep 5, 2017
Replies
3
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3K
Simple Harmonic Motion: conceptual idea of angular frequency
Sep 5, 2017
Replies
2
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2K
Can Macroscopic Objects Tunnel Through Walls According to Quantum Mechanics?
Sep 5, 2017
Replies
3
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2K
Newton's law of equal/opposite reaction, and bullet impact...
Sep 5, 2017
Replies
4
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2K
What is the pressure in a closed container dependent on?
Sep 5, 2017
Replies
21
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6K
How exactly does torque apply to gymnastics?
Sep 4, 2017
Replies
3
Views
4K
Calculating Equations of Satellite Motion for Scientists
Sep 3, 2017
Replies
5
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1K
How Can Bernoulli's Principle be Related to Fire Hoses
Sep 3, 2017
Replies
3
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2K
Net force from a varying speed non-uniform rotating wheel?
Sep 3, 2017
Replies
4
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1K
Questions involving ballistic missiles
Sep 3, 2017
Replies
22
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2K
Why does a ball move in your hand when net forces are 0?
Sep 3, 2017
Replies
1
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1K
A Few questions about how a refrigerator works
Sep 3, 2017
Replies
13
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4K
Estimating Torque from Power over Time
Sep 3, 2017
Replies
2
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2K
Large deformation in solid mechanics
Sep 2, 2017
Replies
33
Views
3K
When simple motion begins is there acceleration and jerk
Sep 2, 2017
Replies
4
Views
2K
Free body diagram of a sailboat
Sep 1, 2017
Replies
32
Views
7K
3D sphere oblique impacts calculations
Sep 1, 2017
Replies
3
Views
1K
How do the motors for read-write heads in HDs work?
Sep 1, 2017
Replies
1
Views
2K
Important formulas in college mechanics?
Sep 1, 2017
Replies
3
Views
1K
Newton's 3rd law and an impulse
Sep 1, 2017
Replies
6
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3K
Obtaining position in a dipole field
Aug 31, 2017
Replies
3
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4K
How Can I Relate Measurements from a Gyroscope and Accelerometer?
Aug 31, 2017
Replies
1
Views
2K
GPE and Escape Velocity: Understanding the Relationship for Moving Objects
Aug 31, 2017
Replies
20
Views
3K
Can someone help me find a method to measure water level in a tank
Aug 29, 2017
Replies
18
Views
3K
Lifting an elephant with hydraulics
Aug 29, 2017
Replies
3
Views
3K
Circular Motion: Why an Object Moves When Acceleration is Perpendicular
Aug 29, 2017
Replies
3
Views
2K
Question about an armonic sound wave
Aug 29, 2017
Replies
7
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2K
Is average time between and after collision same for a gas?
Aug 28, 2017
Replies
2
Views
2K
Why is the acceleration in the same direction as the net force and friction?
Aug 28, 2017
Replies
2
Views
1K
Spin created due to an Elastic Collision of two solid balls
Aug 28, 2017
Replies
4
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2K
Pressure drop across a valve in tank
Aug 28, 2017
Replies
4
Views
2K
Understanding Linear Motors: Right Hand Rule & Current Flow
Aug 27, 2017
Replies
5
Views
1K
How to calculate the maximum RPM of a motor?
Aug 27, 2017
Replies
6
Views
8K
Is the Work Done by Static Friction Always Zero in a Round Trip?
Aug 27, 2017
Replies
42
Views
8K
Formula of potential energy of a nucleus
Aug 27, 2017
Replies
1
Views
2K
How to count the bicycle wheel revolutions by accelerometer
Aug 23, 2017
Replies
9
Views
3K
What is the drag coefficient of a windsock?
Aug 23, 2017
Replies
1
Views
2K
Why Do Quadcopter Control Equations for Roll and Pitch Exclude Aerodynamic Drag?
Aug 23, 2017
Replies
2
Views
1K
Why Does a Water Stream's Pattern Change When Interrupted?
Aug 23, 2017
Replies
2
Views
1K
What takes longer? With airdrag or without?
Aug 23, 2017
Replies
2
Views
1K
Damage height versus waterline when ships collide
Aug 22, 2017
Replies
10
Views
2K
Drag in water - object in a tunnel/tube
Aug 22, 2017
Replies
13
Views
3K
A Question about Sound Waves Propagating Through a Large Metal Cube
Aug 22, 2017
Replies
10
Views
3K
Rotational kinetic energy decreases, internal increases?
Aug 21, 2017
Replies
4
Views
1K
Calculate Rotational Torque: 8700 kgm2 @ 18 RPMs
Aug 21, 2017
Replies
40
Views
3K
Conservation of angular momentum - change of inertia
Aug 20, 2017
Replies
1
Views
979
Calculating amount of sag and tension for 1/8 steel cable
Aug 20, 2017
Replies
11
Views
9K
Optimizing Rotating Mass Balancing: How Many Mass Blocks are Needed?
Aug 19, 2017
Replies
3
Views
2K
Does the Kinetic Theory of Gases have an analog for solids?
Aug 19, 2017
Replies
9
Views
2K
Moment of inertia changes during rotation -- Calculate work?
Aug 18, 2017
Replies
3
Views
1K
Calculating Speed at Time of Collision
Aug 18, 2017
Replies
1
Views
1K
Understanding velocity and acceleration
Aug 17, 2017
Replies
4
Views
2K
Whether constant acceleration and zero acceleration are the same
Aug 16, 2017
Replies
36
Views
6K
Rotation problem - AP Physics 1
Aug 16, 2017
Replies
9
Views
2K
Calculate the power generated by a rotating rod turning a generator
Aug 16, 2017
Replies
12
Views
3K
How to derive the slip angle for a trailer-car system?
Aug 15, 2017
Replies
1
Views
2K
Physics of a Particle Collision
Aug 15, 2017
Replies
9
Views
2K
Meaning of potential with respect to Earth
Aug 15, 2017
Replies
6
Views
2K
The acceleration of two colliding particles
Aug 14, 2017
Replies
23
Views
3K
Can we say Angular Velocity is a 'moment' of tangential velocity?
Aug 14, 2017
Replies
7
Views
2K
How do you calculate moment of inertia for circle?
Aug 14, 2017
Replies
4
Views
2K
Capillary and liquid tension problem
Aug 14, 2017
Replies
3
Views
1K
Projectile Prediction with Acceleration & Delay
Aug 14, 2017
Replies
7
Views
2K
Doubt about irrotational flows
Aug 14, 2017
Replies
5
Views
1K
Center of Mass Velocity in Multiple Dimmensions
Aug 13, 2017
Replies
2
Views
1K
Velocities when generating an Archimedean spiral trajectory
Aug 12, 2017
Replies
5
Views
3K
Elevator Free Fall: Understanding the Physics and Sensation of a Cut Cable
Aug 12, 2017
Replies
12
Views
3K
Conservation of Energy for Unwinding Mass
Aug 11, 2017
Replies
15
Views
3K
Accelerating a satellite in a circular orbit
Aug 10, 2017
Replies
24
Views
3K
What is pressure when there are no container walls?
Aug 10, 2017
2
Replies
67
Views
8K
Confused about tension in strings
Aug 10, 2017
Replies
8
Views
2K
Why does the ball need to be rotating before colliding with the surface to skid?
Aug 10, 2017
Replies
8
Views
2K
Intuitively, which of these coroplast fins has less drag?
Aug 10, 2017
Replies
9
Views
3K
Time for Hot Water to Cool -- Calculation....
Aug 10, 2017
Replies
4
Views
3K
Would a straw work in a vacuum?
Aug 9, 2017
Replies
1
Views
1K
Why don't we feel the Earth's rotation?
Aug 9, 2017
Replies
8
Views
3K
Determining Acceleration due to gravity using a Spring
Aug 8, 2017
Replies
2
Views
15K
Difference between angular frecuency and velocity pendulum
Aug 8, 2017
Replies
5
Views
2K
Why does atmospheric pressure increase as you go closer to the Earth's surface?
Aug 7, 2017
Replies
16
Views
3K
How Did This Guy Make a Soccer Ball Wobble On the Ground?
Aug 7, 2017
Replies
12
Views
2K
Inductor behaviour in an AC power supply
Aug 7, 2017
Replies
20
Views
3K
Space elevator wondering about torque
Aug 7, 2017
Replies
2
Views
2K
The shell strikes the water at the same speed?
Aug 7, 2017
Replies
15
Views
2K
Is my intuition about torque and acceleration incorrect in this scenario?
Aug 4, 2017
Replies
10
Views
4K
How can a Photon apparently transfer Momentum without any Mass?
Aug 4, 2017
Replies
3
Views
2K
Potential Energy in 3D: Partial Derivatives
Aug 4, 2017
Replies
3
Views
2K
Find final velocities after elastic collision
Aug 3, 2017
Replies
2
Views
2K
Understanding the force on an item placed on a spring
Aug 3, 2017
Replies
20
Views
2K
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