2.) The blade of the hacksaw is subjected to a pretension force of F = 100 N. Determine the resultant internal loadings acting on section b-b that passes through point D. (Ans: $N_{bb} = -86.6$ N, $V_{bb} = 50$ N, $M_{bb} = -15$ N.m)
a
225 mm
30°
b
A
B
D
b
a
F
F
E
C
150 mm
40 pts.