Machine Design Stress concentration in cyclic loading is more serious in Depends on other factors Equally serious in both cases Brittle materials Ductile materials Depends on other factors Equally serious in both cases Brittle materials Ductile materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a butt welded joint, the size of weld is __________ the throat of weld. 0.5 times Equal to 2 times Double 0.5 times Equal to 2 times Double ANSWER DOWNLOAD EXAMIANS APP
Machine Design In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing Is minimum at zero speed and increases monotonically with increase in speed Becomes minimum at an optimum speed and then increases with further increase in speed Is maximum at zero speed and decreases monotonically with increase in speed Remains constant at all speeds Is minimum at zero speed and increases monotonically with increase in speed Becomes minimum at an optimum speed and then increases with further increase in speed Is maximum at zero speed and decreases monotonically with increase in speed Remains constant at all speeds 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 / 3m) √(Pmax / m) √(3m /Pmax) √(Pmax / 2m) √(Pmax / 3m) √(Pmax / m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Shaft coupling is used in machinery to Introduce protection against over loads All of these Reduce the transmission of shock loads Introduce mechanical flexibility Introduce protection against over loads All of these Reduce the transmission of shock loads Introduce mechanical flexibility ANSWER DOWNLOAD EXAMIANS APP
Machine Design The material commonly used for crane hooks is Aluminium Wrought iron Cast iron Mild steel Aluminium Wrought iron Cast iron Mild steel ANSWER DOWNLOAD EXAMIANS APP
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