A cantilever beam of length 2 m with a square section of side length 0.1 m is loaded vertically at the free end
A cantilever beam of length 2 m with a square section of side length 0.1 m is loaded vertically at the free end

Q. A cantilever beam of length 2 m with a square section of side length 0.1 m is loaded vertically at the free end. The vertical displacement at the free end is 5 mm. The beam is made of steel with Young’s modulus of 2.0×1011 N/m2. The maximum bending stress at the fixed end of the cantilever is

(A) 20.0 MPa            (B) 37.5 MPa          (C) 60.0 MPa                (D) 75.0 MPa

Ans: 37.5 MPa

Sol:
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