Machine Design The constant factor in case of R10 series of preferred numbers is 1.26 1.58 1.12 1.06 1.26 1.58 1.12 1.06 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The objective of idler pulley in belt drive is to Increase the power transmission capacity Increase the wrap angle and belt tension All the above objectives Decrease the tendency of belt to slip Increase the power transmission capacity Increase the wrap angle and belt tension All the above objectives Decrease the tendency of belt to slip ANSWER DOWNLOAD EXAMIANS APP
Machine Design Maximum principal stress theory is applicable for Ductile materials Elastic materials All of these Brittle materials Ductile materials Elastic materials All of these Brittle materials 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 1.57 d 1.8 d 0.8 d 1.2 d 1.57 d 1.8 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be τ/2 τ 2 τ 4 τ τ/2 τ 2 τ 4 τ ANSWER DOWNLOAD EXAMIANS APP
Machine Design The taper on a rectangular sunk key is 1 in 100 1 in 48 1 in 16 1 in 32 1 in 100 1 in 48 1 in 16 1 in 32 ANSWER DOWNLOAD EXAMIANS APP