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 εc² + εl εc + εl² εc + 2εl 2εc + εl εc² + εl εc + εl² εc + 2εl 2εc + εl ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue life of a part can be improved by Shot peening Coating Polishing Electroplating Shot peening Coating Polishing Electroplating ANSWER DOWNLOAD EXAMIANS APP
Machine Design The design of pin of a rocker arm of an I.C. engine is based on Bending failure Shearing failure All of these Bearing failure Bending failure Shearing failure All of these Bearing failure ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt is subjected to shock loading, the resilience of the bolt should be considered in order to prevent breakage at the Middle Head Shank Thread Middle Head Shank Thread 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 151 d 138 d 168 d 124 d 151 d 138 d 168 d 124 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design If threads on a bolt are left hand, threads on nut will be Right hand with same pitch Could be left or right hand Right hand with fine pitch Left hand with same pitch Right hand with same pitch Could be left or right hand Right hand with fine pitch Left hand with same pitch ANSWER DOWNLOAD EXAMIANS APP