Machine Design Cold working Decreases the fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength Has no influence on fatigue strength Decreases the fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength Has no influence on fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design For same pulley diameters, center distance, belt speed and belt and pulley materials, Crossed belt drive transmits more power than open belt drive Open and crossed belt drives transmit same power Open belt drive transmits more power than crossed belt drive Power transmission does not depend upon open and crossed types of constructions Crossed belt drive transmits more power than open belt drive Open and crossed belt drives transmit same power Open belt drive transmits more power than crossed belt drive Power transmission does not depend upon open and crossed types of constructions ANSWER DOWNLOAD EXAMIANS APP
Machine Design A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where σ = Stress for a plate with no hole i.e. nominal stress) σ [1 + (2a/b)] σ [1 + (b/2a)] σ [1 + (b/3a)] σ [1 + (3a/b)] σ [1 + (2a/b)] σ [1 + (b/2a)] σ [1 + (b/3a)] σ [1 + (3a/b)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by means of a belt depends upon Velocity of the belt All of these Tension under which the belt is placed on the pulleys Arc of contact between the belt and the smaller pulley Velocity of the belt All of these Tension under which the belt is placed on the pulleys Arc of contact between the belt and the smaller pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt is subjected to an external load, the stress induced in the bolt will be Tensile stress Shear stress Any one of these Combined tensile and shear stress Tensile stress Shear stress Any one of these Combined tensile and shear stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct, for two shafts connected in parallel? Torque in each shaft is the same Angle of twist of each shaft is the same Shear stress in each shaft is the same Torsional stiffness of each shaft is the same Torque in each shaft is the same Angle of twist of each shaft is the same Shear stress in each shaft is the same Torsional stiffness of each shaft is the same ANSWER DOWNLOAD EXAMIANS APP