Machine Design In designing a flange coupling, the pitch circle diameter of bolts is taken as (where d = Diameter of the shaft) 3 d 2 d 5 d 4 d 3 d 2 d 5 d 4 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 2.5 2.8 3 3.5 2.5 2.8 3 3.5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The valve rod in a steam engine is connected to an eccentric rod by Knuckle joint Universal coupling Cotter joint Bolted joint Knuckle joint Universal coupling Cotter joint Bolted joint ANSWER DOWNLOAD EXAMIANS APP
Machine Design In case of pressure vessels having closed ends, the fluid pressure induces Shear stress None of these Circumferential stress Longitudinal stress Shear stress None of these Circumferential stress Longitudinal stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design The contact ratio is the ratio of Length of arc of recess to the circular pitch Length of arc of contact to the circular pitch Length of arc of approach to the circular pitch Length of path of contact to the circular pitch Length of arc of recess to the circular pitch Length of arc of contact to the circular pitch Length of arc of approach to the circular pitch Length of path of contact to the circular pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design The distribution of the forces along the length of key fitted in a shaft Varies exponentially, being more near the torque-input end Varies linearly Varies exponentially, being less near the torque-input end Is uniform throughout Varies exponentially, being more near the torque-input end Varies linearly Varies exponentially, being less near the torque-input end Is uniform throughout ANSWER DOWNLOAD EXAMIANS APP