Machine Design In a marine flange coupling, the pitch circle diameter of bolts is taken as 2 d 2.5 d 1.2 d 1.6 d 2 d 2.5 d 1.2 d 1.6 d 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) t.σt p.t.σt p.d.σt (p - d) t.σt p.t.σt p.d.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are 1000 N-m and 500 N-m respectively. If the combined shock and fatigue factor for bending is 1.5 and combined shock and fatigue factor for torsion is 2, then the equivalent twisting moment for the shaft is 2050 N-m 2000 N-m 2100 N-m 2136 N-m 2050 N-m 2000 N-m 2100 N-m 2136 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design Spring index is Indication of quality of spring Ratio of coil diameter to wire diameter Its capability of storing energy Load required to produce unit deflection Indication of quality of spring Ratio of coil diameter to wire diameter Its capability of storing energy Load required to produce unit deflection ANSWER DOWNLOAD EXAMIANS APP
Machine Design The application of second type levers is found in Lever of a loaded safety valve Handle of a hand pump A pair of tongs Hand wheel of a punching press Lever of a loaded safety valve Handle of a hand pump A pair of tongs Hand wheel of a punching press ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have Small overall dimensions Accuracy of shaft alignment All of these Low starting and low running friction except at very high speeds Small overall dimensions Accuracy of shaft alignment All of these Low starting and low running friction except at very high speeds ANSWER DOWNLOAD EXAMIANS APP
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