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Design of Machine Elements(a) A solid shaft transmits a torque T. The allowable shear stress is \tau. The diameter of the shaft is (i) \sqrt[3]{\frac{16T}{\pi\tau}} (ii) \sqrt[3]{\frac{32T}{\pi\tau}} (iii) \sqrt[3]{\frac{64T}{\pi\tau}} (iv) \sqrt[3]{\frac{16T}{\tau}}20262mEngineering MaterialsChoose the correct option: The ability of a material to resist plastic deformation is known as (i) Tensile Strength (ii) Modulus of Elasticity (iii) Yield Strength (iv) Impact Strength20242mDesign of Machine ElementsWhat type of stresses are induced in shafts?20267mEngineering MaterialsChoose the correct option: The main purpose of normalising a hypoeutectoid steel is to: (i) Produce very soft coarse pearlite for maximum ductility only (ii) Refine grain size and produce uniform fine pearlite for improved strength and toughness (iii) Form martensite for maximum hardness (iv) Produce spheroidised cementite for easy machining20252m
PreviousThe transverse fillet welded joints are designed for (i) Tensile strength (ii) Compressive strength (iii) Bending strength (iv) Shear strengthNextThe stress which varies from a minimum value to a maximum value of the same nature (i.e. tensile or compressive) is called (i) Repeated stress (ii) Yield stress (iii) Fluctuating stress (iv) Alternating stress
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