Machine Design The cross-section of the arm of a bell crank lever is Rectangular Elliptical Any one of these I-section Rectangular Elliptical Any one of these I-section ANSWER DOWNLOAD EXAMIANS APP
Machine Design A steel containing _________ 0.8% carbon is known as hypo-eutectoid steel. Less than None of these Equal to Greater than Less than None of these Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Remain same Depends on heat treatment carried out Increases markedly Decreases markedly Remain same Depends on heat treatment carried out Increases markedly Decreases markedly ANSWER DOWNLOAD EXAMIANS APP
Machine Design For tight leakage joints, following type of thread is best suited NPT (national pipe threads). Buttress Metric Square NPT (national pipe threads). Buttress Metric Square ANSWER DOWNLOAD EXAMIANS APP
Machine Design Set screws are Similar to stud Slotted for a screw driver and generally used with a nut Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between parts Similar to stud Slotted for a screw driver and generally used with a nut Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between parts ANSWER DOWNLOAD EXAMIANS APP
Machine Design In static loading, stress concentration is more serious in Brittle materials Brittle as well as ductile materials Elastic materials Ductile materials Brittle materials Brittle as well as ductile materials Elastic materials Ductile materials ANSWER DOWNLOAD EXAMIANS APP