Mechanics Forum

Post thread
Undergrad Understanding Shear Modulus: How It Defines Fluid Properties
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Confused about Newton's 3rd law of motion
  • · Replies 17 ·
Replies
17
Views
3K
Undergrad Angle of projection for maximum range
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Conservation of Buoyancy: Explained & Applied
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Normal modes in a coupled system
  • · Replies 8 ·
Replies
8
Views
2K
Graduate Train traveling at speed of E field question
  • · Replies 10 ·
Replies
10
Views
2K
Undergrad Elasticity affects the Oscillating period of an item?
  • · Replies 9 ·
Replies
9
Views
2K
High School General Question About 2D-Kinematic Problems
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Atmospheric air pressure on the human body
  • · Replies 8 ·
Replies
8
Views
8K
Undergrad Vector Triple Product - Physcial Significance
  • · Replies 2 ·
Replies
2
Views
4K
High School Flying objects pulling on Earth
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Entrainment Coefficient - Dynamics of Fluids
  • · Replies 4 ·
Replies
4
Views
2K
High School How does the reaction force of friction affect the ground?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Instantaneous velocity calculation from position data
  • · Replies 5 ·
Replies
5
Views
2K
High School Drag Force: Mass & Why It Doesn't Affect Object
  • · Replies 8 ·
Replies
8
Views
4K
Undergrad If force is done in an instant, how is it calculated?
  • · Replies 26 ·
Replies
26
Views
3K
Undergrad How does the capillary tube in refrigerators work?
  • · Replies 11 ·
Replies
11
Views
7K
Undergrad Question about Angular Motion in a horizontal plane
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Frictionless Disk Supported by Massless String
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Stopping forces in an emergency stop
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Terminal Velocity Equation with a Vi greater than 0
  • · Replies 2 ·
Replies
2
Views
1K
High School Is the centripetal force a projection of tension?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Vehicle tire load vs stopping distance
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Differential Equation for Projectile Motion with Air Drag
  • · Replies 8 ·
Replies
8
Views
6K
Undergrad Follow-up Question to: The Concept of Pressure in Bernoulli’
  • · Replies 4 ·
Replies
4
Views
3K
How to make a customized pressure cooker?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Determine the force exerted by the seat on the child at the bottom of the ride
  • · Replies 1 ·
Replies
1
Views
8K
Undergrad Physics term for discussed example and calculations
  • · Replies 5 ·
Replies
5
Views
2K
High School What’s the Key Difference Between Velocity and Speed in Air Travel?
  • · Replies 2 ·
Replies
2
Views
1K
High School A Question relating to Loudness and Transmission of Sound
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Force Needed to Push a Manual Treadmill
  • · Replies 29 ·
Replies
29
Views
7K
Undergrad Design diameter of transmission shaft
  • · Replies 24 ·
Replies
24
Views
10K
Undergrad Physics of a tank of water (aquarium on a moving vehicle)
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad Why does lifting an IV bag increase pressure?
  • · Replies 13 ·
Replies
13
Views
4K
Undergrad How to Design a 110kg APCP Sounding Rocket?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Correlation between potential energy and torque
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Smooth Curves or Sharp Edges: What Happens to Trajectories Near a Point?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Acceleration as a function of position
  • · Replies 12 ·
Replies
12
Views
5K
High School Difference between Ultrasonic waves and sound waves.
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Work done on the centre of mass and kinetic energy of system
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad Can aerodynamic downforce from a standard car cause lateral pull in others?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Door Rotation: The Influence of Attached Rods and Forces
  • · Replies 18 ·
Replies
18
Views
2K
High School Confusion about potential energy in a tank filled with water
  • · Replies 22 ·
Replies
22
Views
6K
Undergrad Effect of Player Size in Distance Hitting Baseball
  • · Replies 4 ·
Replies
4
Views
2K
High School Foucault's Pendulum Recreation for Physics Project
  • · Replies 86 ·
3
Replies
86
Views
14K
Undergrad Can My Growth Spurt Make Me Faster Than Usain Bolt?
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad Acceleration and jerk calculations
  • · Replies 3 ·
Replies
3
Views
7K
Undergrad Why is the force and acceleration positive?
  • · Replies 10 ·
Replies
10
Views
2K
High School Hanging Object: Achieving Stability with 10 Newton Force and 1 kg Mass
  • · Replies 12 ·
Replies
12
Views
2K
High School Upthrust & Buoyancy: Does Surface Area Matter?
  • · Replies 4 ·
Replies
4
Views
5K
Graduate At What Point Does Weight Diminish MOI Benefits in Golf Clubs?
  • · Replies 7 ·
Replies
7
Views
2K
High School Resonance in large objects, say a cruise liner
  • · Replies 6 ·
Replies
6
Views
2K
High School Why no work when carrying piano on your back down a hallway?
  • · Replies 20 ·
Replies
20
Views
4K
Graduate Deflection of an inclined rope
  • · Replies 22 ·
Replies
22
Views
4K
Undergrad Pressure exerted by an ideal gas
  • · Replies 80 ·
3
Replies
80
Views
12K
Graduate What if the actual force for a Newton was different?
  • · Replies 9 ·
Replies
9
Views
2K
High School Relation between sum of the forces and energy
  • · Replies 13 ·
Replies
13
Views
3K
Undergrad Understanding Torque: Choosing the Point of Rotation for Rotational Motion
  • · Replies 15 ·
Replies
15
Views
4K
Undergrad Why do we fall forward when walking and rotating?
  • · Replies 4 ·
Replies
4
Views
1K
High School Free Fall quadratic equation problem
  • · Replies 2 ·
Replies
2
Views
8K
High School How can I approach drawing v-x graphs for projectile motion problems?
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Inverse phase sound wave where does energy go?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Is this point of contact an inertial frame?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Me, A Rod and A Table With Little Friction
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad "Shifting" non-inertial frame in Accelerating Atwood Machine
  • · Replies 10 ·
Replies
10
Views
3K
High School Force Defined: First vs. Second Newton's Law
  • · Replies 23 ·
Replies
23
Views
3K
Undergrad Friction at the axle vs at the Tyre
  • · Replies 17 ·
Replies
17
Views
3K
Undergrad Size of links and loads in the hydraulic system
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad When does gravity take over surface tension?
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Changing distribution when going through a potential
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad Relationship between the pressure gradient and mass flow of a gas
  • · Replies 24 ·
Replies
24
Views
6K
High School Water level accuracy revisited
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad Controversy about the nature of finite angular displacement
  • · Replies 15 ·
Replies
15
Views
3K
Undergrad Does a rotating rigid body has single angular velocity.
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Does work energy theorem fail while dealing with friction?
  • · Replies 6 ·
Replies
6
Views
3K
Graduate Question about statistical mechanics
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Spring in Space: 3 Questions Answered
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Confusion with multiple impulses
  • · Replies 5 ·
Replies
5
Views
1K
Undergrad What would the weight of a column of water be at the center of the Earth?
  • · Replies 2 ·
Replies
2
Views
2K
High School Is the weight of an object exerted on another object?
  • · Replies 6 ·
Replies
6
Views
2K
High School Other symbols for rotational inertia?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad What does negative potential energy mean?
  • · Replies 4 ·
Replies
4
Views
15K
Graduate Is there any proof to show that gravity works at the Planck length?
  • · Replies 21 ·
Replies
21
Views
3K
Undergrad Net work done on Earth-object system and potential energy
  • · Replies 8 ·
Replies
8
Views
3K
Undergrad Why could we represent the addition of two vectors like this?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad How to calculate the energy lost in a projectile from drag?
  • · Replies 4 ·
Replies
4
Views
5K
Undergrad Non uniform circular motion acceleration
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Solving the differential equations involving SHM
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Conservation of linear momentum in this system
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad DPRK Missle Launch, physics of
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Can a plane escape Earth's gravity with a powerful engine and no air?
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad Difference between transient and steady state solution
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad What is the angle of attack for a Rogallo wing and how does it generate lift?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Is Newton's 3rd law sufficient to explain buoyancy force?
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad A question about angular momentum and torques....
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad A Ball is rolling on a flat surface
  • · Replies 10 ·
Replies
10
Views
6K
Undergrad Does the placement of weight affect tension in 3D?
  • · Replies 2 ·
Replies
2
Views
2K
High School Can Increasing Human Body Density Enable Breaking Rocks by Hand Compression?
  • · Replies 9 ·
Replies
9
Views
3K
Undergrad Change in direction of velocity
  • · Replies 12 ·
Replies
12
Views
2K
Undergrad How much sound in an airplane crash?
  • · Replies 7 ·
Replies
7
Views
2K