Machine Design For hardening alloy steels and high speed steels, they are heated to 700 to 900°C 1300 to 1500°C 1100 to 1300°C 500 to 600°C 700 to 900°C 1300 to 1500°C 1100 to 1300°C 500 to 600°C ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two springs are in series (having stiffness K), the equivalent stiffness will be 2K K K/4 K/2 2K K K/4 K/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear plane in case of bolts should Be parallel to axis of bolt Never be across the threaded portion Be normal to threaded portion of shank Be across threaded portion of shank Be parallel to axis of bolt Never be across the threaded portion Be normal to threaded portion of shank Be across threaded portion of shank ANSWER DOWNLOAD EXAMIANS APP
Machine Design For general industrial machinery, the ratio of the length of journal to its diameter is taken as 1 to 2 5 to 10 0.5 to 1 3 to 5 1 to 2 5 to 10 0.5 to 1 3 to 5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ball bearings are, usually, made from High carbon steel Medium carbon steel High speed steel Low carbon steel High carbon steel Medium carbon steel High speed steel Low carbon steel ANSWER DOWNLOAD EXAMIANS APP
Machine Design An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by All of these Decreasing the modulus of elasticity of the bar Decreasing the cross-sectional area of the bar Increasing the length of bar All of these Decreasing the modulus of elasticity of the bar Decreasing the cross-sectional area of the bar Increasing the length of bar ANSWER DOWNLOAD EXAMIANS APP
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