Machine Design A thin spherical shell of internal diameter d is subjected to an internal pressure p. If σt is the tensile stress for the shell material, then thickness of shell is equal to pd/4σt pd/2σt pd/3σt pd/σt pd/4σt pd/2σt pd/3σt pd/σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt of M 24 × 2 means that The nominal diameter of bolt is 24 mm and pitch is 2 mm The effective diameter of bolt is 24 mm and there are 2 threads per cm Cross-sectional area of the threads is 24 mm² The pitch of the thread is 24 mm and depth is 2 mm The nominal diameter of bolt is 24 mm and pitch is 2 mm The effective diameter of bolt is 24 mm and there are 2 threads per cm Cross-sectional area of the threads is 24 mm² The pitch of the thread is 24 mm and depth is 2 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design The building up of worn and undersized parts, subjected to repeated loads by electroplating is Cheapest method Best method Extremely hazardous Has no effect as regards fatigue strength Cheapest method Best method Extremely hazardous Has no effect as regards fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design A connecting rod is designed as a All of these Short column Strut Long column All of these Short column Strut Long column ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tapered key which fits in a key way in the hub and the bottom of which is shaped to fit the curved surface of the shaft, is known as, Soft key Hollow key None of these Hollow saddle key Soft key Hollow key None of these Hollow saddle key ANSWER DOWNLOAD EXAMIANS APP
Machine Design A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is 7 N-m 5 N-m 10 N-m 15 N-m 7 N-m 5 N-m 10 N-m 15 N-m ANSWER DOWNLOAD EXAMIANS APP