Machine Design The included angle in unified of American National threads is 29° 60° 47° 55° 29° 60° 47° 55° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The anti-friction bearings Have high initial cost Have low starting and low running friction at moderate speeds All of these Can carry both radial and thrust loads Have high initial cost Have low starting and low running friction at moderate speeds All of these Can carry both radial and thrust loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design Brittle coating technique is used for Protecting metal against wear and tear Protecting metal against corrosion Experimental stress analysis Determining brittleness Protecting metal against wear and tear Protecting metal against corrosion Experimental stress analysis Determining brittleness 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 Decreasing the cross-section area of bar Would depend upon other factors Remain unaffected with cross-section area Increasing the cross-section area of bar Decreasing the cross-section area of bar Would depend upon other factors Remain unaffected with cross-section area Increasing the cross-section area of bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tearing resistance required to tear off the plate per pitch length is (where p = Pitch of rivets, d = Dia. of rivet hole, and σt = Permissible tensile stress for plate material) p.d.σt p.t.σt (p - d) t.σt p.d.σt p.t.σt (p - d) t.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design A steel containing _________ 0.8% carbon is known as hypo-eutectoid steel. Equal to None of these Greater than Less than Equal to None of these Greater than Less than ANSWER DOWNLOAD EXAMIANS APP