Draft

13.2CurvedSpaceStructures 227

6. Finally, thecomponents of theforceF = PkandthemomentMareobtainedby

appropriatedotproductswiththeunitvectors

N = F
n=

1

K

P

H

R

(13.47-a)

Vs = F
s= 0 (13.47-b)

Vw = F
w=

1

K

P (13.47-c)

T = M
n=

P R

K

(1cos) (13.47-d)

Ms = M
s= P Rsin (13.47-e)

Mw = M
w=

P H

K

(1cos) (13.47-f)