Ragunda is a municipality in north central Sweden, in the county of Jämtland. The municipality covers an area of 2527.2 km². Of the total population of 6313, 3221 are male, and 3092 are female. The population density of the community is 2 inhabitants per km².
... the axis and the groove rims will accelerate or brake the spinning gyroscope, with a maximum effect when the axis starts "rolling" inside the groove. (Compare wit ...