A right circular cylinder with 2R = 0.5 and L1 = 1.5 m, is open from the right end. Surface A 2 and.

A right circular cylinder with 2R = 0.5 and L1 = 1.5 m, is
open from the right end. Surface A2 and A3 have the same
diameter as surface A1 and is located L2 = 0.5 m from the
open end. Find a) F23 and b) F15 where surface 5 is the
imaginary surface of a cylinder between the open end and surface A3.