Machine Design Tensile strength of a mild steel specimen can be roughly predicted from following hardness test Vickers None of these Rockwell Brinell Vickers None of these Rockwell Brinell ANSWER DOWNLOAD EXAMIANS APP
Machine Design Fabric belts are used in industrial applications because They can work at high temperature They are unaffected by moisture and humidity None of these They are cheap They can work at high temperature They are unaffected by moisture and humidity None of these They are cheap ANSWER DOWNLOAD EXAMIANS APP
Machine Design In nitrated parts, the origins of the fatigue cracks will occur at Surface Just below the surface Within the core None of these Surface Just below the surface Within the core None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be 2 τ τ/2 4 τ τ 2 τ τ/2 4 τ τ ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to W/9 W/2 2W/3 8W/9 W/9 W/2 2W/3 8W/9 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A flanged pipe joint will be a leak-proof joint, if the circumferential pitch of the bolts is (where d = Diameter of bolt hole) Greater than 30d Less than 20d Between 20d and 30d Equal to inside diameter of pipe Greater than 30d Less than 20d Between 20d and 30d Equal to inside diameter of pipe ANSWER DOWNLOAD EXAMIANS APP
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