A Steel Bar of Rectangular Cross Section (A = 38 $P _ { \max }$

question 3

Multiple Choice

A steel bar of rectangular cross section (a = 38 mm, b = 50 mm) carries a tensile load P. The allowable stresses in tension and shear are 100 MPa and 48 MPa, respectively. The maximum permissible load $P _ { \max }$ is Approximately:

• A) \(56 \mathrm { kN }\)
• B) \(62 \mathrm { kN }\)
• C) \(74 \mathrm { kN }\)
• D) \(91 \mathrm { kN }\)

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