Machine Design A hot short metal is Brittle under all conditions Ductile at high temperature Brittle when hot Brittle when cold Brittle under all conditions Ductile at high temperature Brittle when hot Brittle when cold ANSWER DOWNLOAD EXAMIANS APP
Machine Design In cyclic loading, stress concentration is more serious in Ductile materials Brittle as well as ductile materials Elastic materials Brittle materials Ductile materials Brittle as well as ductile materials Elastic materials Brittle materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a metal or alloy is cold worked, Both (A) and (B) None of these It is worked below recrystallization temperature Its hardness and strength increases Both (A) and (B) None of these It is worked below recrystallization temperature Its hardness and strength increases ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a key, it is assumed that the distribution of forces along the length of key Varies exponentially, being more at the torque-input end Is uniform throughout Varies linearly Varies exponentially, being less at the torque-input end Varies exponentially, being more at the torque-input end Is uniform throughout Varies linearly Varies exponentially, being less at the torque-input end ANSWER DOWNLOAD EXAMIANS APP
Machine Design Applications in which stresses are encountered in one direction only uses following type of threads Acme Buttress Square Metric Acme Buttress Square Metric ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue life of a part can be improved by Polishing Shot peening Electroplating Coating Polishing Shot peening Electroplating Coating ANSWER DOWNLOAD EXAMIANS APP
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