engineering recuitment PPSC JE Civil Mock Test 2022 Strength of Materials Torsion of Shaft Effect on Shaft
In the theory of simple bending of beams, which one of the following assumptions is incorrect?
1
Elastic modulus in tension and compression are same for the beam materials.
2
Plane sections remain plane before and after bending.
3
Beam is initially straight.
4
Beam material should not be brittle.