Machine Design The stress in the threaded part of the bolt will be __________ as compared to the shank. Same None of these Higher Lower Same None of these Higher Lower ANSWER DOWNLOAD EXAMIANS APP
Machine Design Spring index is Its capability of storing energy Ratio of coil diameter to wire diameter Indication of quality of spring Load required to produce unit deflection Its capability of storing energy Ratio of coil diameter to wire diameter Indication of quality of spring Load required to produce unit deflection ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct regarding power screws? The efficiency of a self locking screw can not be more than 50% The efficiency of Acme (trapezoidal) thread is less than that of a square thread If the friction angle is less than the helix angle of the screw, then the efficiency will be more than 50% Both (A) and (B) The efficiency of a self locking screw can not be more than 50% The efficiency of Acme (trapezoidal) thread is less than that of a square thread If the friction angle is less than the helix angle of the screw, then the efficiency will be more than 50% Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a turnbuckle, if one of the rods has left hand threads, then the other rod will have Left hand threads Pointed threads Right hand threads Multiple threads Left hand threads Pointed threads Right hand threads Multiple threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum stress due to stress concentration in a bar having circular transverse hole, as compared to its static stress without hole will be 4 times more Same in both cases 2 times more 3 times more 4 times more Same in both cases 2 times more 3 times more 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 3/(3 + v) 4.5/(4.5 + v) 6/(6 + v) 0.75/(0.75 + √v) 3/(3 + v) 4.5/(4.5 + v) 6/(6 + v) 0.75/(0.75 + √v) ANSWER DOWNLOAD EXAMIANS APP
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