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2017-01-18 Physics - CCTV System installation in Tunnels.:

Hello Prashant,    It has already been done:     New York Holland Tunnel > https://images.search.yahoo.com/images/view;_ylt=AwrB8pfzvX9YsyMAFleJzbkF;_ylu=X3oDMTIzdHQxdTNrBHNlYwNzcgRzbGsDaW1nBG9pZANmNzhjNGQ3ZmU4YmM1ZTlkMTU4Zjg2ZTQ0M2ZhZWZmOARncG9zAzM5BGl0A2Jpbmc-?

2017-01-18 Electronics - CCTV System installation in Tunnels.:

It is not only feasible but already in use around the world.      My favorite example is the high speed bullet trains in Japan called Shinkansen.  They show video for the passengers as the train goes speeding

2017-01-17 Physics - relativity:

So this is a gray area in physics, a little bit.  If you consider objects to exist on world-lines and have an infinite extent in time, then nothing is "moving" at the "speed of time" or it would have to

2017-01-15 Physics - Petrol Pumps stations with Basement.:

Hello Prashant,    I again cannot see a technical problem that could not be overcome. However there may be rules that never anticipated such a scenario. I have not expertise analyzing laws. I offer this

2017-01-14 Electronics - Petrol Pumps stations with Basement.:

In the USA and other countries, I suppose, fuel tanks cannot be stationed on ground level or on the same level as human activity is taking place. This for safety reasons. Thus the tanks must be below the

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