A right circular cylinder with 2 R = 0.5 and L 1 = 1.5 m, is open from the right end. Surface A 2…

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.