Machine Design Which of the following key is preferred for the condition when a large amount of impact type torque is to be transmitted in both direction of rotation? Tangent key Gib-head key Woodruff key Feather key Tangent key Gib-head key Woodruff key Feather key ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following property is essential for spring materials? Ductility Resilience Plasticity Stiffness Ductility Resilience Plasticity Stiffness ANSWER DOWNLOAD EXAMIANS APP
Machine Design For tight leakage joints, following type of thread is best suited Square Metric NPT (national pipe threads). Buttress Square Metric NPT (national pipe threads). Buttress 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)) √(3m /Pmax) √(Pmax / m) √(Pmax / 2m) √(Pmax / 3m) √(3m /Pmax) √(Pmax / m) √(Pmax / 2m) √(Pmax / 3m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design A flanged pipe joint will be a leak-proof joint, if the circumferential pitch of the bolts is (where d = Diameter of bolt hole) Equal to inside diameter of pipe Between 20d and 30d Greater than 30d Less than 20d Equal to inside diameter of pipe Between 20d and 30d Greater than 30d Less than 20d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils) Gd⁴/ 8D3n Gd3/ 8D3n Gd⁴/ 4D3n Gd⁴/ 8D²n Gd⁴/ 8D3n Gd3/ 8D3n Gd⁴/ 4D3n Gd⁴/ 8D²n ANSWER DOWNLOAD EXAMIANS APP
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