Machine Design A circular shaft can transmit a torque of 5 kN-m. If the torque is reduced to 4 kN-m, then the maximum value of bending moment that can be applied to the shaft is 1 kN-m 4 kN-m 3 kN-m 2 kN-m 1 kN-m 4 kN-m 3 kN-m 2 kN-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a marine flange coupling, the pitch circle diameter of bolts is taken as 2.5 d 1.6 d 1.2 d 2 d 2.5 d 1.6 d 1.2 d 2 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 Becomes minimum at an optimum speed and then increases with further increase in speed Is minimum at zero speed and increases monotonically with increase in speed Remains constant at all speeds Is maximum at zero speed and decreases monotonically with increase in speed Becomes minimum at an optimum speed and then increases with further increase in speed Is minimum at zero speed and increases monotonically with increase in speed Remains constant at all speeds ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils) Gd⁴/ 8D²n Gd3/ 8D3n Gd⁴/ 8D3n Gd⁴/ 4D3n Gd⁴/ 8D²n Gd3/ 8D3n Gd⁴/ 8D3n Gd⁴/ 4D3n ANSWER DOWNLOAD EXAMIANS APP
Machine Design Endurance limit or fatigue limit is the maximum stress that a member can withstand for an infinite number of load applications without failure when subjected to Completely reversed loading Static loading Combined static and dynamic loading Dynamic loading Completely reversed loading Static loading Combined static and dynamic loading Dynamic loading ANSWER DOWNLOAD EXAMIANS APP
Machine Design The cross-section of the arm of a bell crank lever is I-section Any one of these Elliptical Rectangular I-section Any one of these Elliptical Rectangular ANSWER DOWNLOAD EXAMIANS APP
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