Exam Question

The 1⁄2 ordinates of a waterplane at 15m intervals, commencing from aft are 1, 7, 10.5, 11, 11, 10.5, 8.4 and Om. Calculate:

(a) TPC (6)

(b) Distance of the centre of flotation from midships (5)

(c) Second moment of area of the waterplane about a transverse axis through the centre of flotation.(5)