Machine Design The velocity factor for very accurately cut and ground metallic gears operating at velocities upto __________ are equal to 6/(6 + v). 12.5 m/s 10 m/s 20 m/s 15 m/s 12.5 m/s 10 m/s 20 m/s 15 m/s ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if its efficiency is More than 50% Less than 50% Equal to 50% None of these More than 50% Less than 50% Equal to 50% None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is positive drive? V belt drive Crossed belt drive Flat belt drive Timing belt V belt drive Crossed belt drive Flat belt drive Timing belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by Increasing the cross-section area of bar Would depend upon other factors Decreasing the cross-section area of bar Remain unaffected with cross-section area Increasing the cross-section area of bar Would depend upon other factors Decreasing the cross-section area of bar Remain unaffected with cross-section area ANSWER DOWNLOAD EXAMIANS APP
Machine Design In radial cams, the follower moves In any direction irrespective of cam axis Along the cam axis In a direction perpendicular to the cam axis In a direction parallel to the cam axis In any direction irrespective of cam axis Along the cam axis In a direction perpendicular to the cam axis In a direction parallel to the cam axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of the ultimate stress to the design stress is known as Factor of safety Bulk modulus Elastic limit Strain Factor of safety Bulk modulus Elastic limit Strain ANSWER DOWNLOAD EXAMIANS APP
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