Recent content by Neil Burns

Thank you very much for your reply. I have looked at the link which was most helpful I had asked the question because in as book I have published recently called Haunted by Neil Armstrong by Neil Burns, I talked about a paper I had written at University of St Andrews in 1963. It concerned the...

I have been told that the discovery of the Geostationary orbit of satellites was attributed to Arthur C Clarke the well known writer of Science Fiction stories. Is it possible that he also made a serious study of this subject and were there any formulas involved which he might have published...

Homework Statement I have a metal spring 50mm in diameter 152 mm long compressed to half its length ie 76mm by using a weight of 50kg. I have used a clip to hold it compressed. When that clip is broken the spring will expand back to its original length of 152mm. How can I work out how far it...