Machine Design Ball bearing type screws are found in following application Crane Steering mechanism Aeroplane engines Screw jack Crane Steering mechanism Aeroplane engines Screw jack ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways. 160° 90° 135° 180° 160° 90° 135° 180° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The flank of the tooth is the Surface of the tooth above the pitch surface Surface of the tooth below the pitch surface Width of the tooth measured along the pitch circle Surface of the top of the tooth Surface of the tooth above the pitch surface Surface of the tooth below the pitch surface Width of the tooth measured along the pitch circle Surface of the top of the tooth ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (8WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design The load cup of a screw jack is made separate from the head of the spindle to Reduce the effort needed for lifting the working load Prevent the rotation of load being lifted Enhance the load carrying capacity of the jack Reduce the value of frictional torque Reduce the effort needed for lifting the working load Prevent the rotation of load being lifted Enhance the load carrying capacity of the jack Reduce the value of frictional torque ANSWER DOWNLOAD EXAMIANS APP
Machine Design The size of a cam depends upon Pitch curve Prime circle Base circle Pitch circle Pitch curve Prime circle Base circle Pitch circle ANSWER DOWNLOAD EXAMIANS APP
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