There is a coffee mashin (picture in the attachment )which coffee is falling from the filter to a cylinder with speed of 150 cm^3/min.
How much is the speed of decreasing the heigh of coffee in the filter when the height is 12.5 cm in the filter?
There is a coffee mashin (picture in the attachment )which coffee is falling from the filter to a cylinder with speed of 150 cm^3/min.
How much is the speed of decreasing the heigh of coffee in the filter when the height is 12.5 cm in the filter?