Mechanics Forum

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Is there a delay of 1 or 2 seconds in generation of back emf in a dc motor
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Problem involving a rotating frame. Help
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Equation 1.51 in Goldstein's 3rd edition of Classical Mechanics
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Can You Have Impulse Without Doing Work?
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Why classics assumed that the force constant in two different references frames?
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Gravitational force & escape velocity
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Calculating coefficient of friction
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Calculating Rotational Inertia of Flat Plate
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How does a rotating wheel apply torque/force on a ball?
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Centrifugal twisting moment of a propeller
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Gravitational potential using spherical harmonics (WGS84)
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Force, acceleration, momentum question
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4
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Conservation of Momentum & Quantity of Motion: Examples Needed
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Mass on an accelerating truck with friction
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How does a dipole antenna work
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29
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Confusing regarding Kinematic Equations
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The bumpers on a car decrease MPG
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3
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How to find vertical distance given speed and time?
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3
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Derive 1-dimensional motion from average acceleration (no calculus)
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Solving 2D Kinematics Problem: Distance OP in m
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Physics: 1d Motion-Instantaneous Velocity vs Average.
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2
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How much force is on each spring in this device?
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5
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Does this violate the Law of conservation of energy?
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Why does a stone tied to a string not fall?
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5
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Basic question concerning the concept of a work integral
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Projectile Motion ~ AP Physics (A rifle is fired at an angle of )
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Solving the Work-Energy Theorem Error in Block-Table System
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8
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2K
AP Physics ~ A good jump in the long jump event is
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3K
Fluid dynamics, friction and pressure
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2
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How do I calculate the cable tension for a 14 degree suspended drawbridge?
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19
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Tension, FB diagrams and some formula questions.
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6
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Conservation of linar momentum - variable mass
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5
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Understanding Dimensional Analysis in Basic Linear Motion Formulas
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Can an Asteroid Impact the Moon's Orbit?
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Finding the potential of a conducting disk(without laplace)
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5
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Two ways to calculate the final speed of a rotating cylinder
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2
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How can I calculate the joules for speeding objects?
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4
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Problem Introducing Me to Sliding Friction
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1
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Understanding Basic Mechanics: Solving the Confusion on Force and Speed
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3
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Position ~ Time Graph vs Displacement ~ Time Graph
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1
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Does Lifting a Block Involve Negative Work on You?
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Where does potential energy go?
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10
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Work done by an expanding gass against a mass
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5
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Doppler effect and multiple independant sound sources.
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4
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Calculate Speed of Car in Car Accident
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4
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Why Don't Rotations Contribute to the Average Energy of a Monatomic Gas?
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5
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Understanding Work: Conceptualization and Misconceptions
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2
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'Water Cooling System: Can it Cool my Computer?
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6
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When acceleration and velocity vectors on the same graph.
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9
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Why do we rotate along with the earth?
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9
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Question about the significance of negative work
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3
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Frictionless world - Earth rotation
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20
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Estimating Displacement of Particle in Brownian Motion
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4
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G Force upon falling object on impact
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Compressing Water: What Happens and Is It Possible?
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2
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Bernoulli's Equation Applied to Two Free Surfaces
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34
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7K
Calculate approximately G-force applied on Car shock absorber
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1
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4K
Boiling water more efficiently
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3
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Lagrangian vs Newtonian formalism
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4
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Average Acceleration (gravity question)
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1
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Vertical Motion with Linear Drag Derivation
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2
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What is the Horse and Cart Problem in Newton's Third Law?
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Why Liquid Boils: Explaining Saturated Vapor Pressure
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4
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Velocity of a rollercoaster at the bottom of a curve
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7
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Gravitational field vs. acceleration due to gravity
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2
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How Is the Constraint Function in Equation 727 Used in Lagrangian Mechanics?
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3
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Friction in Lagrange's mechanics
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1
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I have a question about pulley
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2
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Velocity of Liquid: Pressure & Density Factors
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3
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Interesting Aerodynamics Research topics
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3
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What is the Average Velocity of a Race Car on a Circular Track?
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8
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Question Regarding Coefficient of Friction
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1
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Effect of air pressure on boiling point of water
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Why is Torque the Cross Product Between r and F?
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4
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8K
Trouble Deriving a Constant Acceleration Formula
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3
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Why cant I get conservation of energy here
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28
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Coefficient of Kinetic friction as a function of speed
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1
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Derivation of Potential Energy for two masses attached to three springs
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What Are the Major Properties of Inertial Forces?
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Rotating heavy masses x100 of you're own?
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2
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Quiet Bernoulli Levitation (Aerodynamic Levitation)
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3
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Discover the Position of Planets in Our Solar System Using Math
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1
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Black hole and angular momentum
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7
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Euler angles equivalence with a single rotation
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4
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How do I convert mechanical work into torque on a suspended object
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7
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Geometry to work out how fast a bullet would have to travel to
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3
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At what height should a gun be fired for bullet to have escape velocity
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8
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Bernoulli equation and velocity problem
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5
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What is the Role of Springs in Guitar Vibration?
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Is Weight Force an Apparent Force on a Rotating Plate?
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Can't seem to integrate this rectilinear motion equation.
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2
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What is the relationship between rotating objects and their surfaces?
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Can we write equations for strings in pulley systems?
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Moment of inertia question; tube, solid cylinder on inclined plane.
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1
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Determining angular velocity radius and velocity of the center of rotation
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1
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Work, spring, mass, gravity -part 2
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5
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Moment of Inertia of a body with linearly increasing density?
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1
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Escape velocity differential equation
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12
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How Does the Depletion Zone Affect Current Flow in a P-N Junction?
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3
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Moment Of Inertia of broken disk or ring confusion
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