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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The Answer of 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} $

A Steel Bar of Rectangular Cross Section (A = 38 Pmax⁡P_{\max }Pmax​

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