What is an Arc ? | Arc in Circuit Breaker Before going through details of arc quenching or arc extinction technologies employed in circuit breaker we should know first what is arc actually. What is an Arc ?
Meet the World's Tallest and Shortest Dogs! Gibson and Boo Boo. These are the extremes: the world's tallest dog Gibson (7 ft / 2.1 m tall when standing on his hind legs) has met Boo Boo (4 in / 10 cm high) the world's smallest dog in Sacramento, California for Guinness World Records Day 2007.
Doggie Dumbo: He's the hound with the world's biggest ears that will make you believe he can fly. One look at Harbor the black-and-tan coonhound, and youâll believe a dog can fly. Guinness World Records has named him the possessor of the longest canine ears on the planet. His left one measures 12Â¼in while the right is longer at 13Â½in. The breed was developed to hunt raccoons, with the long ears said to help by sweeping scents towards the nose.