For example, if a person pulls on a rope with a force of 80 n and another person pulls on the same rope in the opposite direction with a force of 80 n, the vector sum of the two forces is zero and the system is in equilibrium.
The Most Expensive Fish in the World bluefin tuna. The most expensive fish that was caught off the coast of northern Japan, was among 570 put up for auction. Japan is the worldâs biggest consumer of seafood, with Japanese eating 80% of the Atlantic and Pacific bluefins caught. The two tuna species are the most sought after by sushi-lovers.
The Chopard Blue Diamond Ring is the ring that makes any other diamond ring look bad. Set with an enormous, oval-shaped blue diamond, the expensive ring also has diamond shoulders and an 18k white gold band paved with diamonds. Blue diamond is among the most expensive diamonds in the world. It is found among boron deposits, from whence it derives its shade. This particular gem weighs in at nine carats. The worldâs most expensive ring is valued at $16.26 million, enough to put a dent in the wallets of even the wealthiest individuals.