<we><edit> <!-- questions and answers -->
string-theory
electrical-resistance
scattering
collision
material-science
renormalization
gravity
optics
universe
rotational-dynamics
particle-physics
thermodynamics
quantum-field-theory
operators
nuclear-physics
solid-state-physics
everyday-life
quantum-information
laser
entropy
atomic-physics
astronomy
angular-momentum
standard-model
potential-energy
newtonian-mechanics
Did Newton know or assume that planetary (extraterrestrial) space was frictionless vacuum-space?
newtonian-mechanics
newtonian-gravity
orbital-motion
history
drag
Rolling Motion, Pure Roll
newtonian-mechanics
Relativity of velocity while riding a bike
newtonian-mechanics
rotational-dynamics
velocity
relative-motion
Types of work done on a cart rolling down an incline
newtonian-mechanics
newtonian-gravity
friction
work
Vertical Sinusoidal motion
homework-and-exercises
newtonian-mechanics
Karate and Newton's 3rd law
newtonian-mechanics
forces
collision
Thought experiment relating acceleration to rate of change of momentum in Newton's Second Law
newtonian-mechanics
newtonian-gravity
momentum
Mass inside cavity in block free to move
newtonian-mechanics
reference-frames
Pulleys, Torque
newtonian-mechanics
The center of mass frame and lab frame
newtonian-mechanics
kinematics
reference-frames
collision
inertial-frames
Need some help on Physics Problem
homework-and-exercises
newtonian-mechanics
forces
projectile
Relation shape (law) to determine the center of pressure for bullets
newtonian-mechanics
pressure
projectile
aerodynamics
How to calculate effective spring constant $k$?
homework-and-exercises
newtonian-mechanics
harmonic-oscillator
spring
With the advent of General Relativity, do Newtonian Mechanics really describe the universe correctly?
newtonian-mechanics
general-relativity
classical-mechanics
forces
gravity
Velocity of a body in free fall
newtonian-mechanics
projectile
drag
free-fall
Understanding internal torques
newtonian-mechanics
torque
solid-mechanics
Rolling resistance?
newtonian-mechanics
statics
A doubt about collisions and conservation of momentum
homework-and-exercises
newtonian-mechanics
momentum
conservation-laws
collision
What's the maximum possible speed with which a satellite can orbit the earth?
homework-and-exercises
newtonian-mechanics
newtonian-gravity
orbital-motion
satellites
DC motor acceleration
newtonian-mechanics
acceleration
friction
torque
Help me to understand work as transferred energy
newtonian-mechanics
forces
work
free-body-diagram
Pulley with inner and outer grooves
homework-and-exercises
newtonian-mechanics
string
What's the difference between work done and work obtained?
newtonian-mechanics
newtonian-gravity
work
potential-energy
conventions
During maximum extension of a spring kinetic energy is equal to potential energy how?
newtonian-mechanics
energy
work
potential-energy
spring
Review the answer
homework-and-exercises
newtonian-mechanics
centripetal-force
Centre of Mass and collisions
homework-and-exercises
newtonian-mechanics
collision
Decouple differential equations
homework-and-exercises
newtonian-mechanics
newtonian-gravity
differential-equations
A heavy chain with upper end falling with constant velocity
homework-and-exercises
newtonian-mechanics
Circular motion, kinetic friction and tension
homework-and-exercises
newtonian-mechanics
rotational-dynamics
friction
string
Acceleration components of a falling object
homework-and-exercises
newtonian-mechanics
kinematics
projectile
Infinite gravity train
newtonian-mechanics
newtonian-gravity
perpetual-motion
About the work of the friction force
newtonian-mechanics
classical-mechanics
friction
work
Why is there sound when things collide?
newtonian-mechanics
classical-mechanics
forces
energy
collision
Is gravity actually pulling or pushing us?
newtonian-mechanics
newtonian-gravity
rotational-dynamics
reference-frames
centripetal-force
How to calculate a planet's tangential velocity moving in an elliptic orbit?
homework-and-exercises
newtonian-mechanics
newtonian-gravity
orbital-motion
celestial-mechanics
Potential energy of a ball in multiple cases
homework-and-exercises
newtonian-mechanics
potential-energy
collision
Kinetic Energy of a rod with two ends moving
homework-and-exercises
newtonian-mechanics
rigid-solid
Lagrange's equation derivation Kinetic energy
homework-and-exercises
newtonian-mechanics
lagrangian-formalism
differentiation
How does recoil affect movement
newtonian-mechanics
Friction acting on a spring system
newtonian-mechanics
friction
spring
oscillators
Physics exam about work had me confused
homework-and-exercises
newtonian-mechanics
work
Crate pulled on an incline with constant speed. What is the total work done?
newtonian-mechanics
energy
work
power
Can time period for pendulum be negative?
newtonian-mechanics
time
conventions
oscillators
Physics of slapshots in Ice Hockey
newtonian-mechanics
energy
kinematics
estimation
For what reason is the difference of potential energy $\Delta U=-W$ equal to the *opposite* of the work done?
newtonian-mechanics
work
potential-energy
conventions
conservative-field
Finding the acceleration of a mass/pulley system without knowing the direction of the displacement
homework-and-exercises
newtonian-mechanics
forces
friction
The role of tau*natural_frequency in the driven damped oscillator
homework-and-exercises
newtonian-mechanics
frequency
oscillators
resonance
Lagrangian and Hamiltonian formalism for damped pendulum
homework-and-exercises
newtonian-mechanics
lagrangian-formalism
hamiltonian-formalism
dissipation
How should I solve this question?
homework-and-exercises
newtonian-mechanics
forces
string
The amplitude of a damped spring with a weight during the 4 first oscillations
homework-and-exercises
newtonian-mechanics
friction
harmonic-oscillator
spring
General motion of a cone on an inclined surface
homework-and-exercises
newtonian-mechanics
rotational-dynamics
rigid-body-dynamics
Masses with a pulley
homework-and-exercises
newtonian-mechanics
free-body-diagram
string
Analyzing the motion of a ball rolling without slipping inside a hemispherical bowl
classical-mechanics
newtonian-mechanics
How to derive the equation of motion for $x$ in 1D from energy conservation $E=\frac{1}{2}\left(\frac{\text d x}{\text d t}\right)^2 + V(x)$?
newtonian-mechanics
energy-conservation
Why do only electro-magnetic waves have momentum and mechanical waves do not?
quantum-mechanics
homework-and-exercises
newtonian-mechanics
waves
momentum
A Spring and two masses
homework-and-exercises
newtonian-mechanics
spring
Why force $F$ is $ma$ but not $md$ or $mv$? How can I observe and understand "force" in real life?
newtonian-mechanics
forces
Force of impact of a projectile
homework-and-exercises
newtonian-mechanics
forces
projectile
Motion of a box in a conveyor belt
newtonian-mechanics
forces
friction
Purely mechanical question about torques in human body
newtonian-mechanics
torque
Friction-less Atwood Machine with Two Equal Masses
homework-and-exercises
newtonian-mechanics
forces
Dropping of 2 balls (though the center of Earth)
homework-and-exercises
newtonian-mechanics
newtonian-gravity
planets
Vector direction of parachuter
homework-and-exercises
newtonian-mechanics
forces
projectile
drag
Why is it easier to lever a mass about a point than it is to lift it vertically upwards?
newtonian-mechanics
forces
torque
"Simple" air resistance question
homework-and-exercises
newtonian-mechanics
projectile
drag
How is the angular momentum related to linear momentum?
newtonian-mechanics
angular-momentum
rotational-dynamics
momentum
Concept of conservation of momentum
newtonian-mechanics
momentum
conservation-laws
Motion of a particle constrained on a rotating rod
homework-and-exercises
newtonian-mechanics
forces
constrained-dynamics
Why doesn't Earth orbit around planets larger than itself, such as, e.g., Jupiter?
newtonian-mechanics
newtonian-gravity
orbital-motion
solar-system
celestial-mechanics
Taylor approximation vs setting to zero
homework-and-exercises
newtonian-mechanics
approximations
Proving the centre of mass formula with integral
homework-and-exercises
newtonian-mechanics
integration
geometry
calculus
Compression of spring without acceleration
homework-and-exercises
newtonian-mechanics
spring
Torque about axis
newtonian-mechanics
rotational-dynamics
reference-frames
torque
Acceleration when pulling yourself with the help of a pulley
newtonian-mechanics
How does this system accelerate?
homework-and-exercises
newtonian-mechanics
classical-mechanics
acceleration
string
Weight dropped on a spring. Find oscillation frequency
homework-and-exercises
newtonian-mechanics
harmonic-oscillator
spring
Normal Forces and Ferris Wheels
homework-and-exercises
newtonian-mechanics
classical-mechanics
Elliptical Trajectory, or Parabolic?
newtonian-mechanics
newtonian-gravity
orbital-motion
projectile
approximations
How is gravity time symmetric since it is only an attractive force?
newtonian-mechanics
newtonian-gravity
time-reversal-symmetry
Is it possible to approximate the motion under a V-shaped potential as harmonic motion?
newtonian-mechanics
classical-mechanics
harmonic-oscillator
oscillators
approximations
Inertial Force Vs. Weight
newtonian-mechanics
forces
reference-frames
acceleration
inertial-frames
Simple conservation of momentum and frame of reference problem
homework-and-exercises
newtonian-mechanics
momentum
collision
reference-frames
Dynamics of circular motion of the bob in a conical pendulum
homework-and-exercises
newtonian-mechanics
Changing momentum of moving trolley
newtonian-mechanics
energy-conservation
momentum
homework-and-exercises
Gravitation: To find acceleration of a particle as a function of distance from centre of a tunnel dug along two points on Earth's surface
homework-and-exercises
newtonian-mechanics
newtonian-gravity
acceleration
planets
What could the acceleration $2g$ mean?
homework-and-exercises
newtonian-mechanics
acceleration
How can one conclude upward force is related to tension in this question?
homework-and-exercises
newtonian-mechanics
What velocity has a mass when launched tangently on one side of moon, to let it arrive at a position diametrically opposite on the moon?
homework-and-exercises
newtonian-mechanics
acceleration
velocity
More on the closed-form for a simple pendulum
homework-and-exercises
newtonian-mechanics
classical-mechanics
energy-conservation
oscillators
Newtonian Mechanics Textbook
newtonian-mechanics
resource-recommendations
Board On Two Uniform Cylinders
homework-and-exercises
newtonian-mechanics
energy
energy-conservation
angular-velocity
Forces applied on both sides of a string to stretch it?
newtonian-mechanics
string
Constraint Relations-IIT JEE LEVEL
homework-and-exercises
newtonian-mechanics
Physical Pendulums
newtonian-mechanics
forces
rotational-dynamics
Trajectory of a rolling ball with uneven weight distribution
newtonian-mechanics
rotational-dynamics
rigid-body-dynamics
Determine the height of a ball shot up by a spring gun
homework-and-exercises
newtonian-mechanics
energy-conservation
spring
Here's a Question on magnetic fields and Forces...?
homework-and-exercises
newtonian-mechanics
magnetic-fields
Statics question: can't understand the answer
homework-and-exercises
newtonian-mechanics
forces
vectors
statics
How to derive a pendulum's motion without torque and angular momentum?
homework-and-exercises
newtonian-mechanics
forces
Does a pivot exert an additional force, normal to the centripetal force, on an object rotating about it?
homework-and-exercises
newtonian-mechanics