BlueRaja - Danny Pflughoeft

Member for 12 years, 4 months
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newtonian-mechanics

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Score Activity Newest

31

Can mathematics lead to a result which is physically untenable?

May 23, 2020

22

When a balloon pops and lets a brick fall, where does the energy come from?

Aug 9, 2018

18

If a lens focuses all incoming light to a point, how do we get 2D images?

Aug 13, 2015

8

Deterministic quantum mechanics

Dec 21, 2011

4

Why does water cast a shadow even though it is considered 'transparent'?

Feb 22, 2021

Questions

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Score Activity Newest Views

47

Does alternating current (AC) require a complete circuit?

Aug 19, 2013

45

Have we figured out how to analyze turbulent fluids?

Oct 14, 2011

37

Why is gravitational potential energy negative, and what does that mean?

Nov 16, 2011

17

Can an object accelerate to infinite speed in a finite time-interval in non-relativistic Newtonian mechanics?

Aug 4, 2011

13

If different light frequencies travel at different speeds in air, why doesn't the sun have a rainbow halo?

Jun 7, 2021

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mathematics

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models

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newtonian-mechanics

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3

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potential-energy

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homework-and-exercises

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Reputation

+10

What are "electron holes" in semiconductors?

+40

How is this child able to move their crib while standing inside of it?

+8

Intuitive explanation for why time symmetry implies conservation of energy?

+10

Does alternating current (AC) require a complete circuit?

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