Machine Design The pitch diameter is the __________ diameter of an external or internal screw thread. None of these Smallest Effective Largest None of these Smallest Effective Largest ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the bearing is subjected to large fluctuations of load and heavy impacts, the bearing characteristic number should be _________ the bearing modulus. 15 times 20 times 5 times 10 times 15 times 20 times 5 times 10 times ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following property is essential for spring materials? Stiffness Ductility Resilience Plasticity Stiffness Ductility Resilience Plasticity ANSWER DOWNLOAD EXAMIANS APP
Machine Design Spring index is Indication of quality of spring Load required to produce unit deflection Its capability of storing energy Ratio of coil diameter to wire diameter Indication of quality of spring Load required to produce unit deflection Its capability of storing energy Ratio of coil diameter to wire diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design The initial tension (in newtons) in a bolt used for making a fluid tight joint like steam engine cover joints, is calculated by the relation (where d = Nominal diameter of bolt in mm) 1680 d 1420 d 2080 d 2840 d 1680 d 1420 d 2080 d 2840 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by Decreasing the modulus of elasticity of the bar All of these Increasing the length of bar Decreasing the cross-sectional area of the bar Decreasing the modulus of elasticity of the bar All of these Increasing the length of bar Decreasing the cross-sectional area of the bar ANSWER DOWNLOAD EXAMIANS APP