What happens to the rotational speed of a DC shunt engine if the supplied voltage is halved? If I have a speed of say, 200 rad/s and supplied voltage is 10V and I drop the voltage (across the board) to 5V. What is the resulting speed?
Even if we could travel to other solar systems it does not mean that the planets in that system have Oxygen AND water and good ozone layer and soil, etc.........
Also if all this IS found i think SOME country will claim it for its own or something and most probably it will become a war zone or a...