Machine Design If the tearing efficiency of a riveted joint is 75%, then the ratio of diameter of rivet to the pitch is equal to 0.6 0.5 0.2 0.25 0.6 0.5 0.2 0.25 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Machine screws are Slotted for a screw driver and generally used with a nut Used to prevent relative motion between two parts Similar to stud Similar to small size tap bolts except that a greater variety of shapes of heads are available Slotted for a screw driver and generally used with a nut Used to prevent relative motion between two parts Similar to stud Similar to small size tap bolts except that a greater variety of shapes of heads are available ANSWER DOWNLOAD EXAMIANS APP
Machine Design Factor of safety for fatigue loading is the ratio of Young's modulus to the ultimate tensile strength Endurance limit to the working stress Elastic limit to the yield point Elastic limit to the working stress Young's modulus to the ultimate tensile strength Endurance limit to the working stress Elastic limit to the yield point Elastic limit to the working stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole to the nearest edge of the plate should be equal to (where d = Diameter of rivet hole) 1 d 2 d 1.5 d 2.5 d 1 d 2 d 1.5 d 2.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing Is maximum at zero speed and decreases monotonically with increase in speed 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 Remains constant at all speeds Is maximum at zero speed and decreases monotonically with increase in speed 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 Remains constant at all speeds ANSWER DOWNLOAD EXAMIANS APP
Machine Design Euler’s formula for a mild steel column is not valid if the slenderness ratio is 60 90 120 100 60 90 120 100 ANSWER DOWNLOAD EXAMIANS APP
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