I saw this CRT demo tube and took this video for to other can see the working tube.
This tube give very nice demo of cathode rays being deflected by magnet.
3 weeks, 3 days
Hydrogen spectrum lines observed from spectroscopy a captured with my mobile camera.
On 18th of December 1856 very important physicist was born – Sir John Joseph Thomson, known also as J.J. Thomson. His most important contribution to science was “discovering” … 128 more words
1 month, 1 week