Machine Design The ball bearings are provided with a cage To prevent the lubricant from flowing out To maintain the balls at a fixed distance apart To facilitate slipping of balls To reduce friction To prevent the lubricant from flowing out To maintain the balls at a fixed distance apart To facilitate slipping of balls To reduce friction ANSWER DOWNLOAD EXAMIANS APP
Machine Design Screws used for power transmission should have Strong teeth Very fine threads Low efficiency High efficiency Strong teeth Very fine threads Low efficiency High efficiency 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 Increasing the length of bar Decreasing the cross-sectional area of the bar All of these Decreasing the modulus of elasticity of the bar Increasing the length of bar Decreasing the cross-sectional area of the bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design Factor of safety for fatigue loading is the ratio of Elastic limit to the working stress Elastic limit to the yield point Young's modulus to the ultimate tensile strength Endurance limit to the working stress Elastic limit to the working stress Elastic limit to the yield point Young's modulus to the ultimate tensile strength Endurance limit to the working stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design If b denotes the face width and L denotes the cone distance for a bevel gear, then the bevel factor is written as 1 - 2 b.L b/L b/2L 1 - (b/L) 1 - 2 b.L b/L b/2L 1 - (b/L) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The yield point in static loading is __________ as compared to fatigue loading. None of these Higher Lower Same None of these Higher Lower Same ANSWER DOWNLOAD EXAMIANS APP
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