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 / 2m) √(Pmax / 3m) √(Pmax / m) √(3m /Pmax) √(Pmax / 2m) √(Pmax / 3m) √(Pmax / m) √(3m /Pmax) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flat belt drive, if the slip between the driver and belt is 1 %, between the belt and follower is 3% and driver and follower pulley diameters are equal, then velocity ratio of the drive will be 0.97 0.99 0.98 0.96 0.97 0.99 0.98 0.96 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the material of key and shaft is same, and the width of key is one-fourth of the diameter of shaft (d), then length of key will be 0.8 d 1.2 d 1.8 d 1.57 d 0.8 d 1.2 d 1.8 d 1.57 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design A flange coupling is used to connect two shafts Which are not in exact alignment Which are perfectly aligned Whose axes intersect at a small angle Have lateral misalignment Which are not in exact alignment Which are perfectly aligned Whose axes intersect at a small angle Have lateral misalignment ANSWER DOWNLOAD EXAMIANS APP
Machine Design A thin spherical shell of internal diameter d is subjected to an internal pressure p. If σt is the tensile stress for the shell material, then thickness of shell is equal to pd/σt pd/4σt pd/3σt pd/2σt pd/σt pd/4σt pd/3σt pd/2σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt is subjected to an external load, the stress induced in the bolt will be Combined tensile and shear stress Tensile stress Any one of these Shear stress Combined tensile and shear stress Tensile stress Any one of these Shear stress ANSWER DOWNLOAD EXAMIANS APP
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