Machine Design If threads on a bolt are left hand, threads on nut will be Right hand with same pitch Left hand with same pitch Could be left or right hand Right hand with fine pitch Right hand with same pitch Left hand with same pitch Could be left or right hand Right hand with fine pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for ordinary cut gears operating at velocities up to 12.5 m/s is equal to 0.75/(0.75 + √v) 4.5/(4.5 + v) 6/(6 + v) 3/(3 + v) 0.75/(0.75 + √v) 4.5/(4.5 + v) 6/(6 + v) 3/(3 + v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a flange coupling, the pitch circle diameter of bolts is taken as (where d = Diameter of the shaft) 5 d 3 d 2 d 4 d 5 d 3 d 2 d 4 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The included angle for the British Association thread is 47.3° 29° 60° 55° 47.3° 29° 60° 55° ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations based on which one of the following failure theories will give the most conservative value? Maximum shear stress theory Maximum strain energy theory Maximum principal stress theory Maximum distortion energy theory Maximum shear stress theory Maximum strain energy theory Maximum principal stress theory Maximum distortion energy theory ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a hydrodynamic lubricated bearing There is a thin film of lubricant between the journal and the bearing There is no lubricant between the journal and the bearing There is a thick film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure There is a thin film of lubricant between the journal and the bearing There is no lubricant between the journal and the bearing There is a thick film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure ANSWER DOWNLOAD EXAMIANS APP