Chris

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51 Answers

newest activity votes
13
Why does an object thrown parallel to the ground eventually fall down?
5
Conical Pendulum — Can it rotate at 90 degrees?
5
If $L$ is a matrix that represents real physical quantity, why is $L^2$ non-negative real physical quantity?
4
Measure absolute speed
3
Thermal expansion coefficient of water
3
How to tell if a complex exponential blows up
3
Confused over complex representation of the wave
3
Redshifted photons
3
Radiance equation
3
How do electrons repel?
2
Estimate number of hairs on human head
2
Contact force betweeen 2 objects
2
Is there an intuitive explanation for the Southward force caused by the Coriolis Effect on rotating spheres?
2
Calculating car's acceleration from change in angle of hanging object?
2
Is $w=mg$ the right way to calculate mass?
2
Show the Lorentz Transformation Matrices Have an Inverse
2
About Born's rule
1
Conduction, convection, & radiation examples (besides vacuum flask)
1
Movement of man and ladder and their center of mass
1
What is the force between two perpendicular wire?
1
Probability current density : Isn't there something wrong with this proof?
1
Parallel circuits - Overall resistance decreases with additional resistor
1
Explanation of a Foucault pendulum
1
How is space ship's acceleration perceived if the acceleration is perpendicular to the velocity?
1
Car tires wearing in dependence on breaking system
1
How to get “complex exponential” form of wave equation out of “sinusoidal form”?
1
Is rate of temperature change constant?
1
Gravity and free fall
1
What's the difference between these two formulas and how are these called?
1
Gravity force strength in 1D, 2D, 3D and higher spatial dimensions
1 2