The section modulus (Z) of a beam is given by

More Questions from Strength of Materials

• The springs in cars are used to store strain energy.
• The shear force of a cantilever beam of length l and carrying a gradually varying load from zero at the free end and w per unit length at the fixed end is __________ at the fixed end.
• For riveting, the size of hole drilled in plates is __________ shank diameter of rivet.
• If the modulus of elasticity for a given material is twice its modulus of rigidity, then bulk modulus is equal to
• When a body is subjected to two equal and opposite pulls, as a result of which the body tends to extend its length, the stress and strain induced is
• The stress developed in the material without any permanent set is called
• Two shafts 'A' and 'B' are made of same material. The shaft 'A' is of diameter D and shaft 'B' is of diameter D/2. The strength of shaft 'B' is __________ as that of shaft 'A'
• The Young's modulus of a material is 125 GPa and Poissons ratio is 0.25. The modulus of rigidity of me material is
• The unit of Young's modulus is same as that of stress.
• Every direct stress is always accompanied by a strain in its own direction and an opposite kind of strain in every direction, at right angles to it. Such a strain is known as

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