Machine Design The included angle in unified of American National threads is 29° 55° 60° 47° 29° 55° 60° 47° ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are 1000 N-m and 500 N-m respectively. If the combined shock and fatigue factor for bending is 1.5 and combined shock and fatigue factor for torsion is 2, then the equivalent twisting moment for the shaft is 2100 N-m 2136 N-m 2050 N-m 2000 N-m 2100 N-m 2136 N-m 2050 N-m 2000 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio Increases Remains unchanged None of these Decreases Increases Remains unchanged None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 2.8 3.5 3 2.5 2.8 3.5 3 2.5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub) d/6 d/2 d/4 d/8 d/6 d/2 d/4 d/8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The deflection of a cantilever beam under load W is 8. If its width is halved, then the deflection under load W will be 43929 43869 44045 44047 43929 43869 44045 44047 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS