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What is a good subject for my first physics project?
Dec 1, 2007
Replies
7
Views
4K
Apparent paradox with instantaneous change with velocity
Dec 1, 2007
Replies
14
Views
4K
How do I reduce the coeff. of friction against water?
Dec 1, 2007
Replies
14
Views
13K
Simple Harmonic Motion with 2 Springs attached to a Dynamics Cart
Dec 1, 2007
Replies
2
Views
14K
Modeling eliptical motion of planets
Dec 1, 2007
Replies
3
Views
4K
Potential Energy and Conservation of Energy principle
Nov 30, 2007
Replies
7
Views
4K
Conservation of Angular Momentum
Nov 30, 2007
Replies
4
Views
3K
Simple Harmonic Motion and Wave Motion
Nov 30, 2007
Replies
2
Views
9K
Does Angular Momentum Change When We Drop Weights From A Rotating Turntable?
Nov 30, 2007
Replies
5
Views
7K
What angle do I use to find the perpendicular force in torque calculations?
Nov 28, 2007
Replies
4
Views
10K
Can Negative Force Result in Positive Work?
Nov 27, 2007
Replies
5
Views
2K
Atwoods: Deriving Torque Relation with R
Nov 27, 2007
Replies
6
Views
7K
How Do Scales Maintain Balance Without Swinging All the Way Down?
Nov 27, 2007
Replies
17
Views
17K
Energy + momentum conservation paradox
Nov 26, 2007
Replies
3
Views
4K
Modeling Time to Cover Distance with variable acceleration
Nov 25, 2007
Replies
1
Views
7K
Clarification on Torque/Angular Momentum in Case of Accelerating Center of Mass
Nov 25, 2007
Replies
2
Views
4K
Rolling Motion, a Contradiction
Nov 24, 2007
Replies
10
Views
3K
Water gushing out the barrel: Which barrel has the correct hole placement?
Nov 22, 2007
Replies
6
Views
6K
Speed of sound super sonic jet
Nov 22, 2007
Replies
21
Views
6K
Moment of Inertia: Does Mass Matter?
Nov 22, 2007
Replies
3
Views
3K
Explain Inertia: Science & Process
Nov 22, 2007
Replies
5
Views
4K
Find Mechanics Problems with Solutions for Physics 218 Exams
Nov 21, 2007
Replies
2
Views
2K
How Does the Radius of a Raindrop Affect Its Acceleration and Terminal Velocity?
Nov 21, 2007
Replies
3
Views
6K
Acceleration / velocity & safety
Nov 21, 2007
Replies
6
Views
2K
Seperating water into oxygen and hydrogen.
Nov 20, 2007
Replies
12
Views
9K
Angular Frequency and Angular Velocity
Nov 19, 2007
Replies
2
Views
32K
Minimum speed of an object required to go round a circular loop.
Nov 19, 2007
Replies
7
Views
4K
Jets speeding up earths rotaion
Nov 19, 2007
Replies
3
Views
2K
Understanding Signs of Net Force in Mass-Spring Systems
Nov 19, 2007
Replies
3
Views
4K
Measuring Gravity with a Pendulum on Other Planets
Nov 18, 2007
Replies
1
Views
4K
Moment Inertia Tensor: Difference Explained
Nov 18, 2007
Replies
1
Views
4K
Water psi effect on boat transducer
Nov 18, 2007
Replies
2
Views
3K
Does a Bullet Speed Up After Being Fired?
Nov 18, 2007
Replies
4
Views
3K
Physics of Wakeboarding/Waterskiing
Nov 18, 2007
Replies
3
Views
10K
Calculate Wind Speed at 88masl with Coefficient 0.3
Nov 18, 2007
Replies
2
Views
3K
Relation Between Inertia And Kinetic Energy Question
Nov 18, 2007
Replies
2
Views
14K
With moving source, power shift?
Nov 17, 2007
Replies
2
Views
2K
Work and change in kinetic energy
Nov 17, 2007
Replies
7
Views
17K
Modeling Friction with Lagrange: Easiest Method?
Nov 17, 2007
Replies
4
Views
17K
Estimate Your Ear Canal Length: Hear Soft Sounds!
Nov 17, 2007
Replies
1
Views
2K
Kinetic energy and momentum p=mv
Nov 15, 2007
Replies
3
Views
4K
Static Friction: Factors & Magnitude Limits
Nov 14, 2007
Replies
6
Views
2K
Did the Atomic Bomb Dropped on Hiroshima Reach Supersonic Speeds?
Nov 13, 2007
Replies
8
Views
12K
Open problems in fluid mechanics
Nov 12, 2007
Replies
2
Views
12K
What does position resolution (in %) mean? Is a low percentage better?
Nov 12, 2007
Replies
2
Views
2K
Humans don't hear below ~20 Hz, so why can we hear a singular sound?
Nov 11, 2007
Replies
18
Views
13K
Convert .130 kg to Newtons: Is Gravity Relevant?
Nov 11, 2007
Replies
14
Views
3K
Discovering the Physics Behind Boiling Water's Temperature Limit
Nov 11, 2007
Replies
8
Views
10K
What Powers This Record-Breaking Radio Control Glider?
Nov 11, 2007
Replies
10
Views
3K
Please provide an example of INTERNAL and EXTERNAL torque
Nov 10, 2007
Replies
1
Views
4K
Paint on cars that change colour
Nov 10, 2007
Replies
4
Views
6K
How much power is needed to ride a conveyor belt into space?
Nov 9, 2007
Replies
3
Views
2K
Drag Vs Depth Calculator: Object Velocity, Mass and Weight
Nov 9, 2007
Replies
4
Views
3K
Bernoulli's spinning-top-cylinder problem
Nov 8, 2007
Replies
7
Views
4K
Total Mechanical Energy & Escape Velocity: Explained
Nov 8, 2007
Replies
2
Views
2K
Conservation of Angular/Linear momentum in a system?
Nov 7, 2007
Replies
18
Views
8K
Bernoulli's Principle explanation help
Nov 6, 2007
Replies
3
Views
13K
What is momentum and how does it relate to running?
Nov 6, 2007
Replies
2
Views
2K
Circular motion and vertical circle
Nov 6, 2007
Replies
6
Views
3K
How does radar find the position of an object?
Nov 5, 2007
Replies
13
Views
8K
Angular Velocity: What's the Difference between Horizontal and Vertical Circles?
Nov 5, 2007
Replies
2
Views
9K
Cannon Length: Why does it matter?
Nov 4, 2007
Replies
5
Views
15K
Bernoulli's Principle and Static Gas Pressure
Nov 4, 2007
2
Replies
69
Views
31K
Classical statistical mechanics: dimensions of partition function
Nov 3, 2007
Replies
2
Views
5K
How fast do impulses travel through a Newton's Cradle?
Nov 3, 2007
Replies
1
Views
3K
Why Do Objects Bounce When They Hit the Ground?
Nov 3, 2007
Replies
6
Views
4K
Weight of landing from jumping
Nov 3, 2007
Replies
9
Views
9K
Why does tension increase with distance
Nov 1, 2007
Replies
7
Views
9K
Kiteboarding problem using weights and pulleys
Nov 1, 2007
Replies
1
Views
3K
Moment of Inertia and axis of rotation
Oct 31, 2007
Replies
2
Views
13K
Work of Force: Understanding \int \vec{F} \cdot d\vec{r}
Oct 31, 2007
Replies
7
Views
3K
Basketball Dribbling: Does the Ball Come to Rest?
Oct 31, 2007
Replies
4
Views
3K
Basketball Rules: When Does a Ball Come to Rest?
Oct 30, 2007
Replies
3
Views
2K
Testing of Impact Sensor-Verify G-Force Readings
Oct 30, 2007
Replies
4
Views
6K
Position Function and its antiderivative
Oct 29, 2007
Replies
6
Views
9K
Does Weight Affect Friction in Winter Driving?
Oct 28, 2007
Replies
6
Views
10K
The Physics of A Human Landing and Rolling
Oct 28, 2007
Replies
3
Views
13K
Are kinetic frictional forces always slowing down objects?
Oct 27, 2007
Replies
2
Views
7K
Where to Find the Coefficient of Friction Between Paper and Plexiglass?
Oct 26, 2007
Replies
11
Views
4K
Understanding mechanical concepts
Oct 26, 2007
2
Replies
52
Views
22K
The Drinking Straw, Vacuum and Hydrostatics
Oct 26, 2007
Replies
9
Views
10K
Question about Friction and gravity
Oct 26, 2007
Replies
11
Views
6K
Why does the drag force increase with velocity and viscosity?
Oct 25, 2007
Replies
3
Views
3K
Question about Sonic Doppler Shift Speed Measurement
Oct 25, 2007
Replies
2
Views
4K
HIlbert-Polya conjecture proof of RH through Quantum mechanics
Oct 25, 2007
Replies
2
Views
5K
Calculating Energy for Water Propulsion with Circular Blades
Oct 24, 2007
Replies
2
Views
2K
How can one determine the weight of a boat submerged in water?
Oct 24, 2007
Replies
9
Views
8K
What is the Typical Coefficient of Lift for an Aircraft?
Oct 24, 2007
Replies
4
Views
17K
Why triple point of water is higher than freezing point
Oct 24, 2007
Replies
7
Views
18K
Basic Help - Incoming Force, Rotation and Translation
Oct 23, 2007
Replies
10
Views
7K
Potential Energy of a compressed gas cylinder
Oct 22, 2007
Replies
4
Views
35K
Maximum coefficient of friction physics problem
Oct 22, 2007
Replies
10
Views
61K
What makes a ball curve when thrown?
Oct 22, 2007
Replies
2
Views
4K
Air Cannon Theory Help (Internal Ballistics)
Oct 22, 2007
Replies
15
Views
16K
Difference between static friction and kinetic friction
Oct 21, 2007
Replies
12
Views
11K
Why Does Low Pressure System Amplitude Increase with Height?
Oct 20, 2007
Replies
1
Views
3K
Distribution of weights and net force
Oct 20, 2007
Replies
4
Views
3K
Power spectrum of short signals
Oct 20, 2007
Replies
3
Views
4K
Measuring Centripetal Acceleration Geometrically
Oct 19, 2007
Replies
4
Views
4K
Question about Terminal Velocity and Net Force
Oct 19, 2007
Replies
4
Views
9K
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