226
P ure Ben ding
4 .13 Kn ow ing tha t a bea m of the cross s ec ti o n show n is be nt abo ut a ho ri zo nta l ax is and th at th e be nd in g mo me nt is 6 kN . m, de te rmine th e total fo rce a c tin g o n th e to p fl ange.
2 1 61ll1ll~1
IJ
- r-. ;
PROBLEMS
:
2.93 K nowing that P = 10 kips, determine th e maximum stress when
(a) r
=
0 .50 in. , (b) r
=
0 .625 in .
2 .94 K nowin g that, for the plate show n, the allowable stress is l 6 ksi, d etermine the maximum allowa bl e value o f P w hen (a) r =
PROBLEMS
1.1 Two solid cy lindric al rods A B a nd B C a re we ld ed toge th er at B and loaded as shown . Determin e the magnitude of th e force P for which th e tens il e stress in rod A B is tw ice the magnitude of th e c o mpressive stress in rod B e.
MEM 230 Mechanics of Materials Problem Set # 4 Due: In class, Tuesday, April 27 Problems are scanned from Beer, Johnston, DeWolf, and Mazurek (BJDM).
Drexel University Spring 2010
1. Problem 4.18. Additionally, sketch the normal stress distribution along
MEM 230 Mechanics of Materials Problem Set # 3 Due: In class, Thursday, April 22
Drexel University Spring 2010
Problems are scanned from Beer, Johnston, DeWolf, and Mazurek (BJDM). Always include free body diagrams in your solutions. 1. Problem 2.95. The
MEM 230 Mechanics of Materials Problem Set # 2 Due: In class, Thursday, April 15
Drexel University Spring 2010
Problems 1 5 are scanned from the Beer, Johnston, DeWolf, and Mazurek textbook (BJDM). Always include free body diagrams in your solutions. 1. P