The shape of the Kem area for a rectangular section is

Related MCQs

• A beam of rectangular cross-section is 100 mm wide and 200 mm deep. If the section is subjected to a shear force of 20 kN, then the maximum shear stress in the section is
• A steel bar ABC (E = 200 GPa) is 1 m long. For AB = 0.7 m, it has cross section P area of 500 mm2 and for BC = 0.3 m the cross section area is 400 mm2. The bar is subjected to an axial pull of 100 kN. The stress is maximum in ___ _
• A stepped bar of steel consists of a pmormtion with cross section area 500 mm2 connected to a portion with cross section area 1000 2. Each portion has a length of 1 m. The modulus of elasticity of steel is 200 GPa. The maximum elongation of the bar by applying an axial tensile force at the ends without exceeding a stress of 100 MPa is    mm.
• The section modulus of a rectangular section about an axis through its C.G., is
• The ratio of maximum shear stress developed in a rectangular beam and a circular beam of the same cross-sectional area is
• A prismatic steel bar 25 cm long is subjected to axial compressive force of 2000 kg. For steel E = 2 x 106 kg/cm2. The ratio of strain energy when the cross-sectional area is 25 sq. cm to that when the cross-section area is 12.5 sq cm, would be
• A simply supported beam with rectangular cross-section is subjected to a central concentrated load. If the width and depth of the beam are doubled, then the deflection at the centre of the beam will be reduced to
• If the depth of a beam of rectangular section is reduced to half, strain energy stored in the beam becomes
• The maximum shear stress developed in a beam of rectangular section is
• A cantilever beam rectangular in cross-section is subjected to a load W at its free end, causing deflection ?1. If the load is increased to 2W, causing deflwction ?2, the value of ?1/?1 would be