Machine Design Which of the following statement is correct for gears? The pitch circle is always greater than the base circle The pitch circle diameter is equal to the product of module and number of teeth All of these The addendum is less than dedendum The pitch circle is always greater than the base circle The pitch circle diameter is equal to the product of module and number of teeth All of these The addendum is less than dedendum ANSWER DOWNLOAD EXAMIANS APP
Machine Design The objective of 'crowning' of the flat pulleys of belt drive is to Prevent the belt joint from damaging the belt surface Prevent the belt from running off the pulley Increase the power transmission capacity Increase the belt velocity Prevent the belt joint from damaging the belt surface Prevent the belt from running off the pulley Increase the power transmission capacity Increase the belt velocity ANSWER DOWNLOAD EXAMIANS APP
Machine Design The usual clearance provided in hydrodynamic bearing per mm of diameter of shaft is 0.01 micron 10 microns 1 micron 0.1 micron 0.01 micron 10 microns 1 micron 0.1 micron ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for precision metallic gears cut with high accuracy and operating at velocities up to 20 m/s is equal to 6/ (6 + v) 3/ (3 + v) 0.75/ (0.75 + √v) 4.5/ (4.5 + v) 6/ (6 + v) 3/ (3 + v) 0.75/ (0.75 + √v) 4.5/ (4.5 + v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (8WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K (2WD/ πd3) × K (8WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K (2WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design The included angle for the British Association thread is 47.3° 60° 55° 29° 47.3° 60° 55° 29° ANSWER DOWNLOAD EXAMIANS APP
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