In a well-known novel, a person travels around the world in 80 days. What is the approximate average velocity for the entire trip? (Note that Earth's circumference at the equator is 40,075km.)

It's have to be 12 or idk

The modern-day generator works on the principle of electromagnetic induction discovered by michael faraday in 1831-32. faraday discovered that the above flow of electric charges could be induced by moving an electrical conductor, such as a wire that contains electric charges, in a magnetic field.