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) 2840 d 2080 d 1680 d 1420 d 2840 d 2080 d 1680 d 1420 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design A coupling used to connect two perfectly aligned shafts, is All of these Muff coupling Flange coupling Compression coupling All of these Muff coupling Flange coupling Compression coupling ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is correct statement? Stress concentration in static loading is Very serious in ductile materials and less serious in brittle materials Very serious in brittle materials and less serious in ductile materials Equally serious in both types of materials Seriousness would depend on other factors Very serious in ductile materials and less serious in brittle materials Very serious in brittle materials and less serious in ductile materials Equally serious in both types of materials Seriousness would depend on other factors ANSWER DOWNLOAD EXAMIANS APP
Machine Design Residual stress in materials Becomes zero when external load is removed Acts when external load is applied Is always harmful Is independent of external loads Becomes zero when external load is removed Acts when external load is applied Is always harmful Is independent of external loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design A key capable of tilting in a recess milled out in a shaft is known as Feather key Flat saddle key Woodruff key Hollow saddle key Feather key Flat saddle key Woodruff key Hollow saddle key ANSWER DOWNLOAD EXAMIANS APP
Machine Design Plastic flow in ductile materials Depends on other considerations Lessens the seriousness of static loading stress concentration Increases the seriousness of static loading stress concentration Has no effect on it Depends on other considerations Lessens the seriousness of static loading stress concentration Increases the seriousness of static loading stress concentration Has no effect on it ANSWER DOWNLOAD EXAMIANS APP
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