Machine Design When the shaft rotates in anticlockwise direction at high speed in a bearing, it will Move towards left of the bearing making metal to metal contact Move towards right of the bearing making metal to metal contact Have contact at the bottom most of the bearing Move towards right of the bearing making no metal to metal contact Move towards left of the bearing making metal to metal contact Move towards right of the bearing making metal to metal contact Have contact at the bottom most of the bearing Move towards right of the bearing making no metal to metal contact 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
Machine Design The rocker arms in internal combustion engines are of__________. None of these Second type levers First type levers Third type levers None of these Second type levers First type levers Third type levers ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given by Where m = mass of belt per meter (kg/m) v = belt velocity (m/s) f = coefficient of friction a = angle of wrap (radians) (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the connected members are very yielding (soft gasket) as compared to the bolt, 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 or external load, whichever is greater Initial tension External load applied Sum of the initial tension and external load applied Initial tension or external load, whichever is greater Initial tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design A steel containing up to 0.15% carbon is known as Medium carbon steel High carbon steel Dead mild steel Mild steel Medium carbon steel High carbon steel Dead mild steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
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