Machine Design For low and moderate speed engines, the cam follower should move with Simple harmonic motion Uniform acceleration and retardation Cycloidal motion Uniform velocity Simple harmonic motion Uniform acceleration and retardation Cycloidal motion Uniform velocity ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standards, the diameter of rivet hole is made larger than the basic size of rivet by All of these 1 mm for rivet diameter from 27 mm to 36 mm 0.5 mm up to rivet diameter of 24 mm 2 mm for rivet diameter from 39 mm to 48 mm All of these 1 mm for rivet diameter from 27 mm to 36 mm 0.5 mm up to rivet diameter of 24 mm 2 mm for rivet diameter from 39 mm to 48 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design The initial tension (in newtons) in a bolt used for making a fluid tight joint like steam engine cover joints, is calculated by the relation (where d = Nominal diameter of bolt in mm) 2080 d 1680 d 2840 d 1420 d 2080 d 1680 d 2840 d 1420 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design Shear stress theory is applicable for Elastic materials Brittle materials All of these Ductile materials Elastic materials Brittle materials All of these Ductile materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a load W is applied instantaneously on a bar; Then the stress induced in bar will Increase with increase in y Be independent of ratio of mass of load W to mass of bar (y) Depend on other considerations Decrease with decrease in y Increase with increase in y Be independent of ratio of mass of load W to mass of bar (y) Depend on other considerations Decrease with decrease in y ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is correct statement? Stress concentration in cyclic loading is Very serious in brittle materials and less serious in ductile materials Very serious in ductile materials and less serious in brittle materials Seriousness would depend on other factors Equally serious in both types of materials Very serious in brittle materials and less serious in ductile materials Very serious in ductile materials and less serious in brittle materials Seriousness would depend on other factors Equally serious in both types of materials ANSWER DOWNLOAD EXAMIANS APP
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