Machine Design When a circular beam of diameter d is subjected to a shear force F, the maximum shear stress induced will be 6F/ πd² 8F/ πd² 4F/ πd² 16F/ 3πd² 6F/ πd² 8F/ πd² 4F/ πd² 16F/ 3πd² ANSWER DOWNLOAD EXAMIANS APP
Machine Design The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to (Where, Pc = tension in belt due to centrifugal force) 1 Pc 3 Pc 2 Pc Pc/3 1 Pc 3 Pc 2 Pc Pc/3 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Deep groove ball bearings are used for Radial load at high speed Combined thrust and radial loads at high speed Heavy thrust load only Small angular displacement of shafts Radial load at high speed Combined thrust and radial loads at high speed Heavy thrust load only Small angular displacement of shafts ANSWER DOWNLOAD EXAMIANS APP
Machine Design A sliding bearing which operates without any lubricant present, is called Boundary lubricated bearing Hydrostatic lubricated bearing Hydrodynamic lubricated bearing Zero film bearing Boundary lubricated bearing Hydrostatic lubricated bearing Hydrodynamic lubricated bearing Zero film bearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two springs are in series (having stiffness K), the equivalent stiffness will be K/2 K/4 2K K K/2 K/4 2K K ANSWER DOWNLOAD EXAMIANS APP
Machine Design Euler’s formula for a mild steel column is not valid if the slenderness ratio is 120 100 90 60 120 100 90 60 ANSWER DOWNLOAD EXAMIANS APP
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