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How can tension apply torque on a simple pulley?
39 minutes ago
Replies
9
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30
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Understanding Bolted Joints: Shigley's Explanation & Real-Life Testing
Today, 3:16 PM
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966
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Textbook 'The Physics of Waves': Reason to force us to consider complex solution for harmonic motion?
Yesterday, 4:13 PM
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2
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109
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Weight and force of gravity
Yesterday, 1:42 PM
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226
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Generate a trackmap with speed and g forces
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864
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Why don't cars accelerate according to F = ma?
Friday, 11:23 AM
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12
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536
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Diving into ellipsoid swimming pool at one focus
Friday, 8:37 AM
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30
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Modeling the damping of a physical rigid pendulum
Wednesday, 4:38 PM
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0
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60
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Shortest distance between two points
Tuesday, 12:44 PM
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11
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89
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Cavendish balance and mass of objects
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100
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Is the time derivate of force equal to the position derivative power?
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114
A
Pressure on a Capsule within an Enclosure (Underwater @ 500m)
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101
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Relationship between frequency and power for sound?
May 6, 2024
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10
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2K
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Decoupling of a spring mass system
May 6, 2024
Replies
5
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147
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Parcel theory -- how can there be buoyancy with miscible gases?
May 5, 2024
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5
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140
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How is the net force on the system equal to 0 initially?
May 4, 2024
Replies
14
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199
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Rotational Dynamics: Confused about the tension in this string pulling a mass up an incline
May 1, 2024
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2
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103
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Looking for a formula for damage when sliding to a stop
May 1, 2024
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18
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277
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How to characterize a rubber ball moving horizontally and bouncing off of a vertical wall?
Apr 27, 2024
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8
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203
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Equations of Motion for Torsional Inverted Pendulum on a moving cart
Apr 24, 2024
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2
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134
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Optimal space between anchor points on a long piece of material
Apr 23, 2024
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6
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111
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Finding yield strength with a load/displacement curve
Apr 21, 2024
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3
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158
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Fulcrum point loads
Apr 20, 2024
Replies
3
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114
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Air pressure question for two different water columns
Apr 19, 2024
Replies
2
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89
Does a bug hitting your windshield slow down your truck?
Apr 19, 2024
Replies
6
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112
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Range of projectile launched from a non-rotating spherical planet
Apr 18, 2024
Replies
13
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190
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Conservation of KE in a moving frame
Apr 17, 2024
Replies
3
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113
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Transmission of torque using friction
Apr 15, 2024
Replies
32
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894
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Why are the accelerations not equal?
Apr 14, 2024
Replies
17
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223
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Rigid body motion (RBM) transformation
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Replies
3
Views
148
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Need help finding the G1, G2, etc... drag coefficient functions
Apr 12, 2024
Replies
4
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108
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How Does Inclined Load Affect Weight Distribution When Moving a Cabinet?
Apr 11, 2024
Replies
1
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139
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What sound frequencies can pass through a hole in a wall?
Apr 10, 2024
Replies
31
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852
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Non-physicist needs your help torquing a nut!
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Replies
9
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298
B
Coefficient of friction in sea water
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Replies
26
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548
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How to find moment of inertia of an insect?
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Replies
5
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137
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The Slinky Drop Experiment Analysed
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957
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Can Unequal Masses in a Tethered Spacecraft Simulate Gravity Effectively?
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Replies
8
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245
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The effect of perpendicular wind at channel inlet
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Replies
12
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235
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The inclined plane paradox (proved)
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Replies
16
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389
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How Do Variables Like Diameter, Focal Length, and Distance Impact the Efficiency of Whisper Dishes?
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227
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Doubts about the definition of a linear system
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10
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338
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Newton's 3rd Law interactions with 2nd and 1st Law Partners
Mar 6, 2024
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8
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393
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Newton's second law for rotations
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Replies
9
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289
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Coriolis effect and the acceleration experienced in a rotating frame
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Replies
14
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349
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Newtonian path of light in a gravitational field
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Replies
8
Views
438
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Sound between two rooms - closing which door affects the sound most?
Feb 24, 2024
Replies
8
Views
942
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Calculus Question within Lagrangian mechanics
Feb 23, 2024
Replies
2
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235
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Is the Approach for Verifying Lagrangian Acceptable?
Feb 22, 2024
Replies
1
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216
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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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325
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How to Solve a Multi-Atwood Machine Assembly
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2K
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Force Profile of a Hinged Rod on the Ground
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Replies
3
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249
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What is the effect of moving a gooseneck trailer connection point rearward on the load of a hitch?
Feb 10, 2024
2
Replies
52
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870
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Moment of inertia of human body with limbs at an angle
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Replies
12
Views
402
I
Looking for the spectrum of equilateral drums
Jan 28, 2024
Replies
0
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169
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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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431
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Why L=L(v^2) in inertial reference system?
Jan 25, 2024
Replies
2
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285
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Velocity transformation between frames rotating relative to one another
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Replies
1
Views
507
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Car, gas and total energy calculation
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Replies
3
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328
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Two-Mass Oscillator: Plotting Amplitudes Over Frequencies in Hertz
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Replies
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394
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Allegedly "debunking" the Cavendish Experiment
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4
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418
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Optimizing Drumstick Bounce: Finding the Magic Fulcrum Point
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31
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813
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Help with some confusions about variational calculus
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Replies
22
Views
491
I
Is it possible to create linear acceleration using nothing but different moments of inertia beteen a wheel and axle?
Dec 29, 2023
Replies
5
Views
445
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Is angular momentum perpendicular to fixed axis of rotation constant?
Dec 28, 2023
Replies
1
Views
352
I
Behavior of Clamped-Edge Circular Membrane
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Replies
32
Views
957
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In a closed loop system with a pump, how can we control the pressure?
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Replies
26
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4K
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Question about an example in Newton's Principia
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Replies
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363
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Amplifier or oscillator for a vibration generator
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3
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470
I
A strict proof of "why the Earth is a ball"
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Replies
23
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973
B
What forces are required to tumble a block?
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16
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596
B
Why doesn't the Navier-Stokes equation have a solution?
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Replies
5
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574
B
Will the wrench move clockwise?
Dec 19, 2023
Replies
15
Views
492
I
Is the Blade Loading Sufficient for Minimum Sliding Resistance at Top Speed?
Dec 13, 2023
Replies
2
Views
482
B
Kinematic equations ##\textbf{purely}## from graphs
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2
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49
Views
1K
I
Circular orbits aren't minimas of lagrangian for Kepler problem?
Dec 3, 2023
Replies
3
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528
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What is the Purpose of Torque?
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Replies
7
Views
1K
I
What part of momentum moves the boat in the inclined plane paradox experiment?
Nov 26, 2023
Replies
12
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758
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Energy of spinning objects as axis of rotation moves
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Replies
1
Views
481
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Kepler´s 2nd law -- Do any two planets sweep out equal area in equal time?
Nov 23, 2023
Replies
11
Views
573
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Explanation of parallel axis theorem
Nov 23, 2023
Replies
2
Views
526
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Solutions to Simple Harmonic Motion second order differential equation
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Replies
1
Views
444
A
Pair of interacting systems, driven coupled harmonic oscillators
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Replies
7
Views
711
I
Pulley question -- Three pulleys lifting a mass...
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Replies
2
Views
674
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Dynamics of systems of material points
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Replies
2
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635
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Does Lagrangian Mechanics Handle Variable Mass System?
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Replies
3
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589
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Doubt about variable mass systems
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Replies
30
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857
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Calculating Water Pool Depth: Factors to Consider in Fluid Dynamics
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791
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Forward kinematics of a snake robot
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Acceleration in Newton's second law
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694
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What is the correct statement of Varignon's theorem?
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779
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How to calculate hand force required to close a Hatch door against the force of a gas spring?
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2
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52
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Pressurized containers: Stress distribution and large displacements
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Conservation of Momentum versus Conservation of Velocity
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6
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841
A
How much thickness for sphere to withstand atmospheric pressure?
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Replies
2
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615
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Von Mises stress and real failures: Triaxial tension
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Replies
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1K
Friction of a Wheel on the Axle?
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Replies
13
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Which stick hits harder? (one is stiff and other can be bent slightly)
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Replies
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852
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Using reference frames for derivation of Lagrangian
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Replies
25
Views
1K
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How does an object know how far to move when it's moving?
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Replies
7
Views
790
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