Machine Design A coupling used to connect two perfectly aligned shafts, is Muff coupling Flange coupling All of these Compression coupling Muff coupling Flange coupling All of these Compression coupling ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for ordinary cut gears operating at velocities up to 12.5 m/s is equal to 4.5/(4.5 + v) 6/(6 + v) 0.75/(0.75 + √v) 3/(3 + v) 4.5/(4.5 + v) 6/(6 + v) 0.75/(0.75 + √v) 3/(3 + v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Oldham coupling is used to connect two shafts Which are perfectly aligned Which are not in exact alignment Which have lateral misalignment Whose axes intersect at a small angle Which are perfectly aligned Which are not in exact alignment Which have lateral misalignment Whose axes intersect at a small angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design Idler pulley is used for Increasing velocity ratio All of these Changing the direction of motion of belt For applying tension Increasing velocity ratio All of these Changing the direction of motion of belt For applying tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cold working Increases the fatigue strength Has no influence on fatigue strength Alone has no influence on fatigue strength Decreases the fatigue strength Increases the fatigue strength Has no influence on fatigue strength Alone has no influence on fatigue strength Decreases the fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the levers of __________ type, the mechanical advantage is less than one. First Second None of these Third First Second None of these Third ANSWER DOWNLOAD EXAMIANS APP
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