Machine Design When a shaft is subjected to combined twisting moment (T) and bending moment (M), then the equivalent twisting moment is equal to (1/2) × √(M² + T²) M + √(M² + T²) √(M² + T²) (1/2) × [M + √(M² + T²)] (1/2) × √(M² + T²) M + √(M² + T²) √(M² + T²) (1/2) × [M + √(M² + T²)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design A type of brake commonly used in motor cars is a Band brake Band and block brake Shoe brake Internal expanding brake Band brake Band and block brake Shoe brake Internal expanding brake ANSWER DOWNLOAD EXAMIANS APP
Machine Design In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing 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 Is minimum at zero speed and increases monotonically with increase in speed ANSWER DOWNLOAD EXAMIANS APP
Machine Design While designing a screw in a screw jack against buckling failure, the end conditions for the screw are taken as Both the ends fixed One end fixed and the other end free Both the ends hinged One end fixed and the other end hinged Both the ends fixed One end fixed and the other end free Both the ends hinged One end fixed and the other end hinged ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to have a connecting rod equally strong in buckling about X-axis and Y-axis, the moment of inertia about X-axis should be __________ the moment of inertia about Y-axis. Four times Twice Equal to Three times Four times Twice Equal to Three times ANSWER DOWNLOAD EXAMIANS APP
Machine Design A feather key is generally Tight in both shaft and hub Tight in shaft and loose in hub Loose in both shaft and hub Loose in shaft and tight in hub Tight in both shaft and hub Tight in shaft and loose in hub Loose in both shaft and hub Loose in shaft and tight in hub ANSWER DOWNLOAD EXAMIANS APP
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