# All Questions

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### simmilarities between bohr and quantum atomic

what are the similarities between Bohr and quantum atomic on shielding or screening effect on outer electron
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### Audio/Video recordings of famous physicists [migrated]

It will be very interesting to have rare audio or video recordings of famous physicists such as Dirac, Pauli, Einstein and Schroedinger. There are several of Einstein's, for example ...
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### Plausibility of the distance estimation in a cycle ergometer gym exercise

A friend of mine pedaled for an hour on a cycle ergometer, a stationary bicycle in a gym. At the end of the ride the cycle computer reported a distance of $40\:\mathrm{km}$ and an average power of ...
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### Particle physics and its signifiance [on hold]

Can you help me know how can particle accelerator lays scope of future? and can it help in developing technologies that are dream today?
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### friction in a fluid

when an object is flowing in a fluid(air for example), the air will resist the object movement: molecules of the air will collide to the surface of the object(no slip condition) and then we will have ...
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### What are the strange things that happens inside black hole? [on hold]

Can you please list out some of the strange and interesting things that happens inside black hole.