Machine Design When a load W is applied suddenly on a bar of cross-sectional area A, the stress induced in the bar will be W/2A 2W/A 3W/A W/A W/2A 2W/A 3W/A W/A ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a nut is tightened by placing a washer below it, the bolt will be subjected to following type of loads Combined loads Shear Compression Tension Combined loads Shear Compression Tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design If two springs are in parallel then their overall stiffness will be Double Same Half None of these Double Same Half None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design In composite or reverse laid ropes Wires are not twisted Direction of twist of wires and strands are same Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires in strands is opposite to the direction of twist of strands Wires are not twisted Direction of twist of wires and strands are same Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires in strands is opposite to the direction of twist of strands ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration in cyclic loading is more serious in Brittle materials Ductile materials Depends on other factors Equally serious in both cases Brittle materials Ductile materials Depends on other factors Equally serious in both cases ANSWER DOWNLOAD EXAMIANS APP
Machine Design In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing Remains constant at all speeds 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 Is minimum at zero speed and increases monotonically with increase in speed Remains constant at all speeds 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 Is minimum at zero speed and increases monotonically with increase in speed ANSWER DOWNLOAD EXAMIANS APP
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