Machine Design When a belt drive is transmitting maximum power, Effective tension is half of centrifugal tension Driving tension on tight side is twice the centrifugal tension Driving tension on slack side is equal to centrifugal tension Effective tension is equal to centrifugal tension Effective tension is half of centrifugal tension Driving tension on tight side is twice the centrifugal tension Driving tension on slack side is equal to centrifugal tension Effective tension is equal to centrifugal tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tearing resistance required to tear off the plate per pitch length is (where p = Pitch of rivets, d = Dia. of rivet hole, and σt = Permissible tensile stress for plate material) p.d.σt (p - d) t.σt p.t.σt p.d.σt (p - d) t.σt p.t.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design Lewis equation is applied Only to the gear To stronger of the pinion or gear To weaker of the pinion or gear Only to the pinion Only to the gear To stronger of the pinion or gear To weaker of the pinion or gear Only to the pinion ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cold working 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 Increases the fatigue strength Has no influence on fatigue strength Alone has no influence on fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design The allowable static stress for steel gears is approximately __________ of the ultimate tensile stress. One-third Double One-half One-fourth One-third Double One-half One-fourth ANSWER DOWNLOAD EXAMIANS APP
Machine Design A triple riveted butt joint with double straps of unequal width is to be designed for a boiler shell. The pitch of the rivets in the outer row is double the pitch in the inner row and zigzag riveting is proposed. Which of the following statement is correct? There are four rivets per pitch length, out of which two are in single shear and two are in double shear There are five rivets per pitch length, all in double shear There are five rivets per pitch length, out of which four are in double shear and one is in single shear There are four rivets per pitch length, all in double shear There are four rivets per pitch length, out of which two are in single shear and two are in double shear There are five rivets per pitch length, all in double shear There are five rivets per pitch length, out of which four are in double shear and one is in single shear There are four rivets per pitch length, all in double shear ANSWER DOWNLOAD EXAMIANS APP
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