Machine Design The cross-section of the arm of a bell crank lever is I-section Any one of these Rectangular Elliptical I-section Any one of these Rectangular Elliptical ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration is caused due to All of these Pitting at points or areas at which loads on a member are applied Abrupt change of section Variation in properties of material from point to point in a member All of these Pitting at points or areas at which loads on a member are applied Abrupt change of section Variation in properties of material from point to point in a member ANSWER DOWNLOAD EXAMIANS APP
Machine Design In leaf springs, the longest leaf is known as Upper leaf Master leaf Lower leaf None of these Upper leaf Master leaf Lower leaf None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be Buttress threads Acme threads Knuckle threads Square threads Buttress threads Acme threads Knuckle threads Square threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design If d is the normal diameter of a bolt in mm, then the initial tension in kg in a bolt used for making a fluid tight joint as for steam engine cover joint is calculated by the relation 138 d 168 d 151 d 124 d 138 d 168 d 151 d 124 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to(Where, Pc = tension in belt due to centrifugal force) 2 Pc 1 Pc Pc/3 3 Pc 2 Pc 1 Pc Pc/3 3 Pc ANSWER DOWNLOAD EXAMIANS APP