Machine Design A woodruff key is Fitted in pairs at right angles A tapered key with head at one end Capable of tilting in a recess milled out in the shaft All of these Fitted in pairs at right angles A tapered key with head at one end Capable of tilting in a recess milled out in the shaft All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Spring index is Load required to produce unit deflection Indication of quality of spring Its capability of storing energy Ratio of coil diameter to wire diameter Load required to produce unit deflection Indication of quality of spring Its capability of storing energy Ratio of coil diameter to wire diameter 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 3.5 2.8 2.5 3 3.5 2.8 2.5 3 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The objective of 'crowning' of the flat pulleys of belt drive is to Prevent the belt from running off the pulley Increase the belt velocity Prevent the belt joint from damaging the belt surface Increase the power transmission capacity Prevent the belt from running off the pulley Increase the belt velocity Prevent the belt joint from damaging the belt surface Increase the power transmission capacity ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standards, the diameter of rivet hole is made larger than the basic size of rivet by All of these 2 mm for rivet diameter from 39 mm to 48 mm 1 mm for rivet diameter from 27 mm to 36 mm 0.5 mm up to rivet diameter of 24 mm All of these 2 mm for rivet diameter from 39 mm to 48 mm 1 mm for rivet diameter from 27 mm to 36 mm 0.5 mm up to rivet diameter of 24 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design A self locking screw has Hole for inserting split pin Course threads Coefficient of friction is greater than tangent of load angle Fine threads Hole for inserting split pin Course threads Coefficient of friction is greater than tangent of load angle Fine threads ANSWER DOWNLOAD EXAMIANS APP
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