The Quaternary undersea valley Fosse Dangaered, and Castle Hill landslip at the English portal, caused concerns. Identified by the 1964â65 geophysical survey, the Fosse Dangaered is an infilled valley system extending 80 metres (262 ft) below the seabed, 500 metres (1,640 ft) south of the tunnel route in mid-channel.
Best Answer: Magnetic forces can be caused by an electric current. Or they can be caused by magnetic domains aligned correctly. These domains are magnetic moments created by moving atoms in the material who have an electric dipole (usually).
exists and is an alternate of . A magnetic force is when a magnetised piece of either iron, steel, nickel or cobalt comes close to either an other magnet or an demagnetised piece of iron, steel, nickel or cobalt. a force with which a magnet attracts an object is called magnetic force.it is measured in newtons. A magnetic force is when a magnetised piece of either iron, steel, nickel or cobalt comes close to either an other magnet or an demagnetised piece of iron, steel, nickel or cobalt. This is measured in newtons. a force with which a magnet attracts an object is called magnetic force.it is measured in newtons. A magnetic force is when a magnetised piece of either iron, steel, nickel or cobalt comes close to either an other magnet or an demagnetised piece of iron, steel, nickel or cobalt.