Machine Design A tapered key which fits in a key way in the hub and is flat on the shaft, is known as Gib-head key Feather key Wood ruff key Flat saddle key Gib-head key Feather key Wood ruff key Flat saddle key ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a belt drive is transmitting maximum power, Effective tension is equal to centrifugal tension Effective tension is half of centrifugal tension Driving tension on slack side is equal to centrifugal tension Driving tension on tight side is twice the centrifugal tension Effective tension is equal to centrifugal tension Effective tension is half of centrifugal tension Driving tension on slack side is equal to centrifugal tension Driving tension on tight side is twice the centrifugal tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a load W is applied instantaneously on a bar; Then the stress induced in bar will Depend on other considerations Be independent of ratio of mass of load W to mass of bar (y) Decrease with decrease in y Increase with increase in y Depend on other considerations Be independent of ratio of mass of load W to mass of bar (y) Decrease with decrease in y Increase with increase in y 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.t.σt (p - d) t.σt p.d.σt p.t.σt (p - d) t.σt p.d.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, the belt speed should be(Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N)) √(Pmax / 3m) √(Pmax / 2m) √(3m /Pmax) √(Pmax / m) √(Pmax / 3m) √(Pmax / 2m) √(3m /Pmax) √(Pmax / m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings are known as Plastic bearings Thin lubricated bearings Antifriction bearings Thick lubricated bearings Plastic bearings Thin lubricated bearings Antifriction bearings Thick lubricated bearings ANSWER DOWNLOAD EXAMIANS APP