Machine Design For general industrial machinery, the ratio of the length of journal to its diameter is taken as 3 to 5 0.5 to 1 5 to 10 1 to 2 3 to 5 0.5 to 1 5 to 10 1 to 2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two shafts ‘A’ and ‘B’ under pure torsion are of identical length and identical weight and are made of the same material. The shaft ‘A’ is solid and the shaft ‘B’ is hollow. We can say that Shaft A is better than shaft B Both the shafts are equally good Shaft B is better than shaft A None of these Shaft A is better than shaft B Both the shafts are equally good Shaft B is better than shaft A None of these 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/ 8D²n Gd⁴/ 4D3n Gd⁴/ 8D3n Gd3/ 8D3n Gd⁴/ 8D²n Gd⁴/ 4D3n ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hollow saddle key is A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and is flat on the shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and is flat on the shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the centre distance of the mating gears having involute teeth is increased, then the pressure angle Remains unchanged Increases None of these Decreases Remains unchanged Increases None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing thick cylinders, the equation used is Clavarinos' equation Lame's equation Birnie's equation All of these Clavarinos' equation Lame's equation Birnie's equation All of these ANSWER DOWNLOAD EXAMIANS APP
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