Machine Design For crank shaft bearings, the ratio of the length of the journal to its diameter is_________. Equal to 1 Less than unity None of these Greater than unity Equal to 1 Less than unity None of these Greater than unity ANSWER DOWNLOAD EXAMIANS APP
Machine Design The relation between the pitch of the chain (p) and pitch circle diameter of the sprocket (D) is given by (where T = Number of teeth on the sprocket) p = D sin (120°/T) p = D sin (90°/T) p = D sin (180°/T) p = D sin (360°/T) p = D sin (120°/T) p = D sin (90°/T) p = D sin (180°/T) p = D sin (360°/T) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Basic shaft is one Does not exist Whose lower deviation is zero Whose upper deviation is zero Whose lower as well as upper deviations are zero Does not exist Whose lower deviation is zero Whose upper deviation is zero Whose lower as well as upper deviations are zero ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by the belt drive can be increased by All of these Increasing wrap angle by using idler pulley Increasing the initial tension in the belt Dressing the belt to increase the coefficient of friction All of these Increasing wrap angle by using idler pulley Increasing the initial tension in the belt Dressing the belt to increase the coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Machine Design Applications in which stresses are encountered in one direction only uses following type of threads Metric Buttress Acme Square Metric Buttress Acme Square ANSWER DOWNLOAD EXAMIANS APP
Machine Design In composite or reverse laid ropes Wires are not twisted Direction of twist of wires in strands is opposite to the direction of twist of strands Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires and strands are same Wires are not twisted Direction of twist of wires in strands is opposite to the direction of twist of strands Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires and strands are same ANSWER DOWNLOAD EXAMIANS APP