## Strength of materials |

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Page 342

To produce the maximum permitted resultant shearing stress, the

circle must be R, = 12,000 psi. However, the

maximum permitted normal stress must satisfy the condition Sn = 16,000 = OC +

Rn = 6000 ...

To produce the maximum permitted resultant shearing stress, the

**radius**of thecircle must be R, = 12,000 psi. However, the

**radius**that will produce themaximum permitted normal stress must satisfy the condition Sn = 16,000 = OC +

Rn = 6000 ...

Page 513

If the yield stress is S,vp = 20,000 psi, to what

Ans. Ti = 1.27 in. 1402. Determine the ratio of the limit torque to the yield torque in

a hollow circular shaft whose outer

If the yield stress is S,vp = 20,000 psi, to what

**radius**does elastic action extend?Ans. Ti = 1.27 in. 1402. Determine the ratio of the limit torque to the yield torque in

a hollow circular shaft whose outer

**radius**is twice the inner**radius**. Ans. 56/45 ...Page 538

mathematical expression and appears most frequently in column formulas.

defined by the ...

**Radius**of Gyration The term**radius**of gyration is used to describe anothermathematical expression and appears most frequently in column formulas.

**Radius**of gyration is usually denoted by the symbol k (sometimes by r) and isdefined by the ...

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allowable stresses aluminum angle assumed axes axial load beam in Fig beam loaded beam shown bending bolt cantilever beam caused centroid CN CN column compressive stress Compute the maximum concentrated load concrete cover plate cross section deformation Determine the maximum diameter elastic curve end moments equal equivalent Euler's formula factor of safety fibers flange flexure formula free-body diagram ft long ft-lb Hence hinged Hooke's law horizontal ILLUSTRATIVE PROBLEMS lb/ft length loaded as shown main plate maximum shearing stress maximum stress midspan midspan deflection modulus Mohr's circle moments of inertia neutral axis obtain plane plastic positive product of inertia proportional limit radius ratio reaction Repeat Prob resisting restrained beam resultant segment shaft shear center shear diagram shearing force shown in Fig Solution Solve Prob span static steel strain tensile stress thickness torque torsional uniformly distributed load vertical shear weld zero