Machine Design When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is A combination of bending stress and direct shear stress Direct shear stress only Bending stress only A combination of torsional shear stress and bending A combination of bending stress and direct shear stress Direct shear stress only Bending stress only A combination of torsional shear stress and bending ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct, for two shafts connected in parallel? Torsional stiffness of each shaft is the same Torque in each shaft is the same Shear stress in each shaft is the same Angle of twist of each shaft is the same Torsional stiffness of each shaft is the same Torque in each shaft is the same Shear stress in each shaft is the same Angle of twist of each shaft is the same ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a metal or alloy is cold worked, Its hardness and strength increases Both (A) and (B) It is worked below recrystallization temperature None of these Its hardness and strength increases Both (A) and (B) It is worked below recrystallization temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two springs are in series (having stiffness K), the equivalent stiffness will be K/2 K K/4 2K K/2 K K/4 2K ANSWER DOWNLOAD EXAMIANS APP
Machine Design Lewis form factor for 14½° composite and full depth involute system is (where T = Number of teeth) 0.124 - (0.684/T) 0.154 - (0.912/T) 0.175 - (0.841/T) None of these 0.124 - (0.684/T) 0.154 - (0.912/T) 0.175 - (0.841/T) None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The coefficient of friction between the belt and pulley depends upon the Material of belt and pulley Slip of belt All of these Speed of belt Material of belt and pulley Slip of belt All of these Speed of belt ANSWER DOWNLOAD EXAMIANS APP
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