Machine Design In a steam engine, the piston rod is usually connected to the cross-head by means of a Knuckle joint Oldham coupling Cotter joint Universal joint Knuckle joint Oldham coupling Cotter joint Universal joint ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following screw thread is used for power transmission in one direction only? Acme threads Square threads Multiple threads Buttress threads Acme threads Square threads Multiple threads Buttress threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., when the thickness of boiler shell (t) is greater than 8 mm, then the diameter of rivet hole (d) is obtained by Equating shearing resistance to the crushing resistance of the rivets None of these Equating tearing resistance of the plate to the shearing resistance of the rivets Equating tearing resistance of the plate to the crushing resistance of the rivets Equating shearing resistance to the crushing resistance of the rivets None of these Equating tearing resistance of the plate to the shearing resistance of the rivets Equating tearing resistance of the plate to the crushing resistance of the rivets ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the External load applied Initial tension Initial tension or external load, whichever is greater Sum of the initial tension and external load applied External load applied Initial tension Initial tension or external load, whichever is greater Sum of the initial tension and external load applied ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a key, it is assumed that the distribution of forces along the length of key Is uniform throughout Varies exponentially, being more at the torque-input end Varies exponentially, being less at the torque-input end Varies linearly Is uniform throughout Varies exponentially, being more at the torque-input end Varies exponentially, being less at the torque-input end Varies linearly ANSWER DOWNLOAD EXAMIANS APP
Machine Design A metal pipe of 1 m diameter contains a fluid having a pressure of 1 N/mm². If the permissible tensile stress in the metal is 20 N/mm², then the thickness of the metal required for making the pipe will be 15 mm 25 mm 5 mm 10 mm 15 mm 25 mm 5 mm 10 mm ANSWER DOWNLOAD EXAMIANS APP