Duiven (population: 26,043) is a town in the eastern Netherlands, in the province of Gelderland. The municipality covers an area of 35.15 km² (of which 0.48 km² water).
The municipality of Duiven also includes the following towns, villages and townships: Groessen[?], Loo[?].
... groove. While the axis is slipping around inside the groove, the friction between the axis and the groove rims will accelerate or brake the spinning gyroscope, with ...