Machine Design The ends of the leaves of a semi-elliptical leaf spring are made triangular in order to Obtain variable moment of inertia (I) in each leaf Permit each leaf to act as an overhanging beam Make M/I constant throughout the length of the leaf Have variable bending moment (M) in each leaf Obtain variable moment of inertia (I) in each leaf Permit each leaf to act as an overhanging beam Make M/I constant throughout the length of the leaf Have variable bending moment (M) in each leaf ANSWER DOWNLOAD EXAMIANS APP
Machine Design The building up of worn and undersized parts, subjected to repeated loads by electroplating is Best method Cheapest method Extremely hazardous Has no effect as regards fatigue strength Best method Cheapest method Extremely hazardous Has no effect as regards fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design Set screws are Slotted for a screw driver and generally used with a nut Similar to stud Used to prevent relative motion between parts Similar to small size tap bolts except that a greater variety of shapes of heads are available Slotted for a screw driver and generally used with a nut Similar to stud Used to prevent relative motion between parts Similar to small size tap bolts except that a greater variety of shapes of heads are available 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 2050 N-m 2136 N-m 2000 N-m 2100 N-m 2050 N-m 2136 N-m 2000 N-m 2100 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tapered key which fits in a key way in the hub and is flat on the shaft, is known as Wood ruff key Feather key Flat saddle key Gib-head key Wood ruff key Feather key Flat saddle key Gib-head key ANSWER DOWNLOAD EXAMIANS APP
Machine Design The allowable static stress for steel gears is approximately __________ of the ultimate tensile stress. Double One-fourth One-half One-third Double One-fourth One-half One-third ANSWER DOWNLOAD EXAMIANS APP