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Drag
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Why when opening parachute, the man doesn't go upwards?
August 20th, 2022
newtonian-mechanics
free-body-diagram
drag
projectile
forces
Drag force on a cone
June 14th, 2020
newtonian-mechanics
drag
forces
homework-and-exercises
Calculate a drag force on a sphere?
February 28th, 2021
forces
drag
Car Motion: Power and Distance: Air Drag
March 16th, 2020
power
homework-and-exercises
drag
distance
Terminal velocity on the moon? Is it possible and how long would it take?
March 24th, 2020
projectile
newtonian-gravity
homework-and-exercises
drag
estimation
How can I estimate the density of fog?
November 26th, 2020
density
drag
What is the Davis Equation and why is it used in a Train Simulator?
April 20th, 2020
drag
forces
friction
newtonian-mechanics
terminology
Deriving Stokes' law ($f_v=6\pi\eta Rv$) in a simple way
March 26th, 2020
fluid-dynamics
flow
drag
navier-stokes
viscosity
What would a person experience in a free-falling elevator in a shaft long enough to reach terminal velocity?
August 1st, 2022
newtonian-mechanics
newtonian-gravity
reference-frames
drag
What factors determine the coefficient of friction?
August 1st, 2022
friction
drag
Theory behind the relationship between the mass of a cylinder and the time taken for it to roll down an incline - air resistance?
July 4th, 2020
kinematics
drag
moment-of-inertia
rotational-dynamics
experimental-physics
Why does tossing a coin in a train and on a train differ?
January 26th, 2020
newtonian-gravity
newtonian-mechanics
projectile
drag
galilean-relativity
Could some design of a propeller be used in both air and water?
August 1st, 2022
fluid-dynamics
aerodynamics
drag
lift
Terminal velocity of all falling objects is same?
August 1st, 2022
newtonian-mechanics
newtonian-gravity
velocity
drag
Terminal velocity of two equally shaped/sized objects with different masses?
May 28th, 2020
drag
velocity
mass
newtonian-mechanics
Physics Paradox about Newtons Second Law $F=ma$
April 10th, 2020
drag
collision
newtonian-gravity
newtonian-mechanics
forces
Minimum size of an asteroid to actually impact earth
April 6th, 2020
asteroids
drag
earth
atmospheric-science
In tennis, why does topspin serve bounce higher than flat serve?
August 1st, 2022
projectile
newtonian-mechanics
drag
rotational-kinematics
everyday-life
Is there a way to calculate the time taken by a falling object to reach terminal velocity?
November 7th, 2020
newtonian-mechanics
homework-and-exercises
drag
projectile
Why doesn't a tied balloon behave like a pendulum?
October 2nd, 2020
drag
buoyancy
oscillators
newtonian-mechanics
What shape has the highest drag coefficient?
January 11th, 2021
drag
aerodynamics
How do I calculate the distance a ship will take to stop?
August 1st, 2022
jerk
newtonian-mechanics
fluid-dynamics
acceleration
drag
How much more efficient is a road bike than a mountain bike?
July 30th, 2020
drag
aerodynamics
friction
newtonian-mechanics
How would you swim in inviscid water?
June 12th, 2020
drag
fluid-dynamics
Is CMB slowing down all moving objects in the universe?
February 10th, 2022
cosmic-microwave-background
cosmology
thermal-radiation
estimation
drag
Why does something round roll down faster than something square?
October 5th, 2021
newtonian-mechanics
newtonian-gravity
education
drag
intuition
Which ball falls faster, the cool one or the hot one?
March 12th, 2020
thermodynamics
newtonian-gravity
drag
homework-and-exercises
Do objects have a tendency to fall in their most aerodynamic position?
March 9th, 2022
aerodynamics
drag
Would an airplane flying through superfluid helium experience lift and drag?
August 1st, 2022
superfluidity
drag
lift
What does an undefined formula in physics mean?
November 1st, 2020
newtonian-gravity
singularities
drag
newtonian-mechanics
projectile
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