Machine Design A tapered key which fits in a key way in the hub and is flat on the shaft, is known as Gib-head key Flat saddle key Wood ruff key Feather key Gib-head key Flat saddle key Wood ruff key Feather key ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, the belt speed should be(Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N)) √(3m /Pmax) √(Pmax / 2m) √(Pmax / m) √(Pmax / 3m) √(3m /Pmax) √(Pmax / 2m) √(Pmax / m) √(Pmax / 3m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The property of a material which enables it to be drawn into wires with the application of a tensile force, is called Malleability Plasticity Ductility Elasticity Malleability Plasticity Ductility Elasticity ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a triple riveted butt joint with double straps of unequal width (5 rivets per pitch length) should be 63 to 70% 70 to 83% 45 to 60% 80 to 90% 63 to 70% 70 to 83% 45 to 60% 80 to 90% ANSWER DOWNLOAD EXAMIANS APP
Machine Design The process which improves the machinability of steels, but lowers the hardness and tensile strength is Spheroidising Normalising Full annealing Process annealing Spheroidising Normalising Full annealing Process annealing ANSWER DOWNLOAD EXAMIANS APP
Machine Design If p = bearing pressure on projected bearing area, z = absolute viscosity of lubricant, and N = speed of journal, then the bearing characteristic number is given by p/ZN ZN/p N/Zp Z/pN p/ZN ZN/p N/Zp Z/pN ANSWER DOWNLOAD EXAMIANS APP
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