Machine Design When a metal or alloy is cold worked, Both (A) and (B) It is worked below recrystallization temperature None of these Its hardness and strength increases Both (A) and (B) It is worked below recrystallization temperature None of these Its hardness and strength increases ANSWER DOWNLOAD EXAMIANS APP
Machine Design While designing a screw in a screw jack against buckling failure, the end conditions for the screw are taken as Both the ends hinged One end fixed and the other end free Both the ends fixed One end fixed and the other end hinged Both the ends hinged One end fixed and the other end free Both the ends fixed One end fixed and the other end hinged ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bending stress in a curved beam is Zero at the centroidal axis None of these Zero at the point other than centroidal axis Maximum at the neutral axis Zero at the centroidal axis None of these Zero at the point other than centroidal axis Maximum at the neutral axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design The process which improves the machinability of steels, but lowers the hardness and tensile strength is Spheroidising Process annealing Full annealing Normalising Spheroidising Process annealing Full annealing Normalising ANSWER DOWNLOAD EXAMIANS APP
Machine Design The material generally used for aircraft components is Aluminium High speed steel Stainless steel Mild steel Aluminium High speed steel Stainless steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Machine Design Crowning on pulley helps To increase pulley life In decreasing the slip of the belt In increasing the slip of the belt To keep the belt in centre on a pulley while it is in motion To increase pulley life In decreasing the slip of the belt In increasing the slip of the belt To keep the belt in centre on a pulley while it is in motion ANSWER DOWNLOAD EXAMIANS APP
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