Machine Design When a close coiled helical spring is compressed, its wire is subjected to Tension Compression All of these Shear Tension Compression All of these Shear ANSWER DOWNLOAD EXAMIANS APP
Machine Design Gear box is used For speed reduction To obtain variable speeds To produce torque To increase efficiency of system For speed reduction To obtain variable speeds To produce torque To increase efficiency of system ANSWER DOWNLOAD EXAMIANS APP
Machine Design All stresses produced in a belt are Tensile stresses Shear stresses Compressive stresses Both tensile and compressive stresses Tensile stresses Shear stresses Compressive stresses Both tensile and compressive stresses ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the levers of first type, the mechanical advantage is ________ one. None of these More than Less than Equal to None of these More than Less than Equal to 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 3.0 2.5 2.8 3.5 3.0 2.5 2.8 3.5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt of uniform strength can be developed by Keeping the core diameter smaller than the diameter of the unthreaded portion Keeping the nominal diameter of threads equal to the diameter of unthreaded portion of the bolt None of these Keeping the core diameter of threads equal to the diameter of unthreaded portion of the bolt Keeping the core diameter smaller than the diameter of the unthreaded portion Keeping the nominal diameter of threads equal to the diameter of unthreaded portion of the bolt None of these Keeping the core diameter of threads equal to the diameter of unthreaded portion of the bolt ANSWER DOWNLOAD EXAMIANS APP