Machine Design For maximum power, the velocity of the belt will be None of these √(T/3m) √(T/2m) √(T/m) None of these √(T/3m) √(T/2m) √(T/m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a riveted joint is equal to Pt /P Least of Pt, Ps and Pc/P Pc /P Ps /P Pt /P Least of Pt, Ps and Pc/P Pc /P Ps /P ANSWER DOWNLOAD EXAMIANS APP
Machine Design The taper on a rectangular sunk key is 1 in 48 1 in 32 1 in 16 1 in 100 1 in 48 1 in 32 1 in 16 1 in 100 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In oilness bearings Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure Grease required to be applied after some intervals The oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure Grease required to be applied after some intervals The oil film pressure is generated only by the rotation of the journal ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up so that tightening stress Approaches yield point Is about yield point divided by safety factor Is 50% of yield point Is just sufficient to hold parts together Approaches yield point Is about yield point divided by safety factor Is 50% of yield point Is just sufficient to hold parts together ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (4WD/ πd3) × K (WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
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