Machine Design All stresses produced in a belt are Tensile stresses Compressive stresses Shear stresses Both tensile and compressive stresses Tensile stresses Compressive stresses Shear stresses Both tensile and compressive stresses ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the screw in a mechanical screw jack rotates, the load kept on the top of it moves None of these Axially upwards Axially upwards or downwards Axially downwards None of these Axially upwards Axially upwards or downwards Axially downwards ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up with initial tension greater than the external load so that Bolts will not loosen during service Bolts are weakest elements Joint may not open up The resultant load on the bolt would not be affected by the external cyclic load Bolts will not loosen during service Bolts are weakest elements Joint may not open up The resultant load on the bolt would not be affected by the external cyclic load ANSWER DOWNLOAD EXAMIANS APP
Machine Design The helix angle for single helical gears ranges from 20° to 35° 15° to 20° 10° to 15° 35° to 50° 20° to 35° 15° to 20° 10° to 15° 35° to 50° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The relation between the pitch of the chain (p) and pitch circle diameter of the sprocket (D) is given by (where T = Number of teeth on the sprocket) p = D sin (360°/T) p = D sin (120°/T) p = D sin (90°/T) p = D sin (180°/T) p = D sin (360°/T) p = D sin (120°/T) p = D sin (90°/T) p = D sin (180°/T) ANSWER DOWNLOAD EXAMIANS APP
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 εc + 2εl 2εc + εl εc + εl² εc² + εl εc + 2εl 2εc + εl εc + εl² εc² + εl ANSWER DOWNLOAD EXAMIANS APP
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