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Optimal space between anchor points on a long piece of material
Apr 23, 2024
Replies
6
Views
746
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Fulcrum point loads
Apr 20, 2024
Replies
3
Views
818
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Air pressure question for two different water columns
Apr 19, 2024
Replies
2
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721
Does a bug hitting your windshield slow down your truck?
Apr 19, 2024
Replies
6
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634
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Range of projectile launched from a non-rotating spherical planet
Apr 18, 2024
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13
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770
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Conservation of KE in a moving frame
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3
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685
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Transmission of torque using friction
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32
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2K
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Why are the accelerations not equal?
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17
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854
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Rigid body motion (RBM) transformation
Apr 13, 2024
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3
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729
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Need help finding the G1, G2, etc... drag coefficient functions
Apr 12, 2024
Replies
4
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859
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How Does Inclined Load Affect Weight Distribution When Moving a Cabinet?
Apr 11, 2024
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1
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837
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What sound frequencies can pass through a hole in a wall?
Apr 10, 2024
Replies
31
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2K
B
Non-physicist needs your help torquing a nut!
Apr 6, 2024
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9
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923
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Coefficient of friction in sea water
Apr 4, 2024
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26
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2K
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How to find moment of inertia of an insect?
Apr 3, 2024
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5
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719
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The Slinky Drop Experiment Analysed
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3
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3K
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Can Unequal Masses in a Tethered Spacecraft Simulate Gravity Effectively?
Mar 25, 2024
Replies
8
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744
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The effect of perpendicular wind at channel inlet
Mar 23, 2024
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12
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864
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The inclined plane paradox (proved)
Mar 21, 2024
Replies
16
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914
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How Do Diameter, Focal Length, and Distance Affect Whisper Dish Efficiency?
Mar 13, 2024
Replies
4
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857
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Doubts about the definition of a linear system
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10
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881
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Newton's 3rd Law interactions with 2nd and 1st Law Partners
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8
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1K
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Newton's second law for rotations
Mar 4, 2024
Replies
9
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929
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Coriolis effect and the acceleration experienced in a rotating frame
Feb 26, 2024
Replies
14
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886
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Newtonian path of light in a gravitational field
Feb 25, 2024
Replies
8
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996
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Sound between two rooms - closing which door affects the sound most?
Feb 24, 2024
Replies
8
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1K
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Calculus Question within Lagrangian mechanics
Feb 23, 2024
Replies
2
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816
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Is the Approach for Verifying Lagrangian Acceptable?
Feb 22, 2024
Replies
1
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653
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Is Transverse Strain Zero at the Bolts of a Clamped Circular Membrane?
Feb 19, 2024
Replies
2
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829
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Force Profile of a Hinged Rod on the Ground
Feb 11, 2024
Replies
3
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659
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How Does Moving a Gooseneck Trailer Connection Rearward Affect Hitch Load?
Feb 10, 2024
2
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52
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2K
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Moment of inertia of human body with limbs at an angle
Jan 30, 2024
Replies
12
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1K
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Looking for the spectrum of equilateral drums
Jan 28, 2024
Replies
0
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473
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Drag Coefficient of a 'flexible' object (e.g. a piece of paper)
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Replies
4
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1K
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Why L=L(v^2) in inertial reference system?
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Replies
2
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656
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Velocity transformation between frames rotating relative to one another
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1
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1K
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Car, gas and total energy calculation
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3
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751
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Allegedly "debunking" the Cavendish Experiment
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4
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833
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Optimizing Drumstick Bounce: Finding the Magic Fulcrum Point
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2K
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Help with some confusions about variational calculus
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22
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962
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Is it possible to create linear acceleration using nothing but different moments of inertia beteen a wheel and axle?
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Replies
5
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1K
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Is angular momentum perpendicular to fixed axis of rotation constant?
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Replies
1
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723
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Behavior of Clamped-Edge Circular Membrane
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32
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2K
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In a closed loop system with a pump, how can we control the pressure?
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26
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6K
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Question about an example in Newton's Principia
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Replies
1
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723
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Amplifier or oscillator for a vibration generator
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Replies
3
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998
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A strict proof of "why the Earth is a ball"
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Replies
23
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1K
B
What forces are required to tumble a block?
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Replies
16
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1K
B
Why doesn't the Navier-Stokes equation have a solution?
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Replies
5
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974
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Will the wrench move clockwise?
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Replies
15
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858
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Is the Blade Loading Sufficient for Minimum Sliding Resistance at Top Speed?
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Replies
2
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808
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Kinematic equations ##\textbf{purely}## from graphs
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2
Replies
49
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2K
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Circular orbits aren't minimas of lagrangian for Kepler problem?
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Replies
3
Views
937
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What is the Purpose of Torque?
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Replies
7
Views
2K
I
What part of momentum moves the boat in the inclined plane paradox experiment?
Nov 26, 2023
Replies
12
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1K
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Energy of spinning objects as axis of rotation moves
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Replies
1
Views
843
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Kepler´s 2nd law -- Do any two planets sweep out equal area in equal time?
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Replies
11
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895
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Explanation of parallel axis theorem
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Replies
2
Views
871
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Solutions to Simple Harmonic Motion second order differential equation
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Replies
1
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821
A
Pair of interacting systems, driven coupled harmonic oscillators
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7
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1K
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Pulley question -- Three pulleys lifting a mass...
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2
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982
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Dynamics of systems of material points
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2
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1K
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Does Lagrangian Mechanics Handle Variable Mass System?
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Replies
3
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897
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Doubt about variable mass systems
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Replies
30
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1K
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Calculating Water Pool Depth: Factors to Consider in Fluid Dynamics
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Replies
13
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1K
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Forward kinematics of a snake robot
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Replies
7
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1K
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What is the correct statement of Varignon's theorem?
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Replies
5
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1K
B
How to Calculate Hand Force to Close a Hatch Door Against a Gas Spring?
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2
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52
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3K
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Pressurized containers: Stress distribution and large displacements
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2
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69
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4K
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Conservation of Momentum versus Conservation of Velocity
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6
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1K
A
How much thickness for sphere to withstand atmospheric pressure?
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2
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827
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Von Mises stress and real failures: Triaxial tension
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2K
Friction of a Wheel on the Axle?
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Replies
13
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5K
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Which stick hits harder? (one is stiff and other can be bent slightly)
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Replies
6
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1K
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Using reference frames for derivation of Lagrangian
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Replies
25
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2K
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How does an object know how far to move when it's moving?
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Replies
7
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1K
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PIGA: Pendulous Integrating Gyroscopic Accelerometer
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Replies
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837
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Distribution of torsion in a steel guitar string
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Replies
16
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1K
B
Difference between muscular and normal force
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Replies
4
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809
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[Question] Calculating the force generated by a tarp hung between two walls
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Replies
14
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1K
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8
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1K
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19
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8K
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Some doubts about determining experiments
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Replies
3
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945
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Hamiltonian of the bead rotating on a horizontal stick
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Help in understanding this derivation of Lagrange Equations in Non-Holonomic case
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743
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Remark on centrifugal force in Heino Falcke's black hole book
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Replies
22
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2K
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Virtual work of constraint forces in Hamilton’s principle
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Replies
7
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Maximum torque without wheel slip
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1K
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Replies
15
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1K
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Hamilton's principle and virtual work by constraint forces
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1K
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2
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Reference frames in terms of homogenity/isotropy
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Replies
18
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1K
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Summing and averaging RMS pressure (amplitude) of sound waves
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Replies
2
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2K
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Is there a list of root-power quantities? Or a rule of thumb?
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Replies
14
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2K
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Why is the driven gear's torque's direction clockwise?
Sep 12, 2023
Replies
6
Views
1K
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[Questions] Modeling a Baseball Pitch Trajectory in 3D Space
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Replies
1
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1K
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Don’t understand the general form of the Sinusoidal Wave Equation
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Replies
5
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1K
Why do heavier projectiles tend to have higher momentum?
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Replies
29
Views
5K
A
What is the fatigue limit for copper pipe with a factor of safety of 5?
Aug 29, 2023
Replies
2
Views
1K
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