Machine Design In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by Increasing the cross-section area of bar Remain unaffected with cross-section area Decreasing the cross-section area of bar Would depend upon other factors Increasing the cross-section area of bar Remain unaffected with cross-section area Decreasing the cross-section area of bar Would depend upon other factors ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standard specifications, plain carbon steel designated by 40C8 contains carbon 0.35 to 0.45% 0.20 to 0.40% None of these 0.40 to 0.60% 0.35 to 0.45% 0.20 to 0.40% None of these 0.40 to 0.60% ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ball bearings are, usually, made from High speed steel Low carbon steel Medium carbon steel High carbon steel High speed steel Low carbon steel Medium carbon steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the bolt is very yielding as compared to the connected members, then the resultant load on the bolt will be equal to the External load applied Sum of the initial tension and external load applied Initial tension Initial tension or external load, whichever is greater External load applied Sum of the initial tension and external load applied Initial tension Initial tension or external load, whichever is greater ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a square threaded screw is maximum if the helix angle is equal to(Where φ = Angle of friction) 90° - φ 45° - φ 45° + φ/2 45° - φ/2 90° - φ 45° - φ 45° + φ/2 45° - φ/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A riveted joint is a __________ fastening. Temporary Permanent None of these Either A or B Temporary Permanent None of these Either A or B ANSWER DOWNLOAD EXAMIANS APP
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