Alessandro Volta's theory of contact tension considered that the emf, which drives the electric current through a circuit containing a voltaic cell, occurs at the contact between the two metals. Volta did not consider the electrolyte, which was typically brine in his experiments, to be significant.
9) Ponte Colossus, Italy â 500 ft (152 m) You will find this 350 m long bridge awe-inspiring and an inspiring spot for an energetic sport like bungee jumping. It will take you an average of almost 4.5 seconds for the first fall. You need a lot of nerve power to sustain the 100 km/hr vertical velocity of the free fall.
Watch a Thrill Seeker Break a Guinness World Record by Dunking Biscuit During Bungee Jump. There are some pretty strange Guinness World Records out there, but this one might take the cake â or biscuit. Simon Berry, a 24-year-old from Great Britain, became a Guinness World Record holder on Thursday when he completed the highest bungee dunk ever. To complete the task, Berry grabbed a chocolate Hobnob biscuit and threw himself off a platform more than 240 feet off the ground.