What Is Precession Caused By? Such a motion is called precession and consists of a cyclic wobbling in the orientation of Earth’s axis of rotation with a period of 25,772 years. … Precession is caused by the gravitational influence of the Sun and the Moon acting on Earth’s equatorial bulge. What causes precession and nutation?
What Is The Problem Of London Millennium Bridge? Unexpected lateral vibration due to resonant structural response caused the bridge to be closed on 12 June for modifications. Attempts had been made to limit the number of people crossing the bridge, which led to long queues but were ineffective to dampen the vibrations. What happened to
How Much Mountain Bike Tire Wobble Is Too Much? A little wobble is acceptable and will not be noticed most of the time. And it will not damage the wheel. I would wait until the 3 month tune-up as some other things are likely to need attention by then. Better to be out of a