The Johnstown Inclined Plane in Pennsylvania is one of the longest and steepest hoists in the world. The railway cars travel a distance of 896.5 feet at an angle of approximately 35.4°, rising to a height of 1693.5 feet above sea level. (Round your answers to two decimal places.)
look at the picture in the link below:
www.webassign.net/larpcalclim2/4-3-088.gif
(a) Find the vertical rise of the inclined plane.
(b) Find the elevation of the lower end of the inclined plane.
(c) The cars move up the mountain at a rate of 300 feet per minute. Find the rate at which they rise vertically.
6 answers