A hert pumps blood into the aorta which has an inner radius of 1.0cm. the aorta feeds 32 major arteries .if blood in the aorta travels at a speed of 28m\s at approximately what average speed does it travel in the arteries?.assume that blood can be treated as an ideal fluid and that the arteries each have an inner radius of 0.21 cm.

Write the function getkthdigit(n, k) that takes a possibly-negative int n and a non-negative int k, and returns the kth digit of n, starting from 0, counting from the right

The built in flash in a compact camera is usally capable of giving correct exsposure for distance up to how many meters?

In an old-fashioned amusement park ride, passengers stand inside a 3.0-m-tall, 5.0-m-diameter hollow steel cylinder with their backs against the wall. the cylinder begins to rotate about a vertical axis. then the floor on which the passengers are standing suddenly drops away! if all goes well, the passengers will “stick” to the wall and not slide. clothing has a static coefficient of friction against steel in the range 0.60 to 1.0 and a kinetic coefficient in the range 0.40 to 0.70. part a what is the minimum rotational frequency, in rpm, for which the ride is safe? express your answer using two significant figures. f f = rpm