Machine Design A universal coupling is used to connect two shafts Whose axes intersect at a small angle Which are not in exact alignment Which are perfectly aligned Have lateral misalignment Whose axes intersect at a small angle Which are not in exact alignment Which are perfectly aligned Have lateral misalignment ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a material is subjected to fatigue loading, the ratio of the endurance limit to the ultimate tensile strength is 0.5 0.35 0.2 0.65 0.5 0.35 0.2 0.65 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by the belt drive can be increased by Increasing wrap angle by using idler pulley All of these Dressing the belt to increase the coefficient of friction Increasing the initial tension in the belt Increasing wrap angle by using idler pulley All of these Dressing the belt to increase the coefficient of friction Increasing the initial tension in the belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following key is preferred for the condition when a large amount of impact type torque is to be transmitted in both direction of rotation? Gib-head key Woodruff key Feather key Tangent key Gib-head key Woodruff key Feather key Tangent key ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails Below the elastic limit At the elastic limit Below the yield point At the yield point Below the elastic limit At the elastic limit Below the yield point At the yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are εc and εl respectively. The change in volume of the boiler cylinder per unit volume will be εc + εl² 2εc + εl εc + 2εl εc² + εl εc + εl² 2εc + εl εc + 2εl εc² + εl ANSWER DOWNLOAD EXAMIANS APP