Home

What is the correct answer?

4

The fatigue life of a part can be improved by

A. Electroplating

B. Polishing

C. Coating

D. Shot peening

Correct Answer :

D. Shot peening


Related Questions

In a flange coupling, the bolts are subjected to The pipe joint mostly used for pipes carrying water at low pressures is For applications involving high stresses in one direction only the following… The helix angle for single helical gears ranges from The strap end of a connecting rod of steam engine is joined by The rivet head used for boiler plate riveting is usually The endurance or fatigue limit is defined as the maximum value of the… The suitable material for belt in agricultural machinery is The angle of twist of shaft is The rated life of a bearing varies When the connected members are very yielding (soft gasket) as compared… When a bolt is subjected to shock loading, the resilience of the bolt… For longitudinal joint in boilers, the type of joint used is The crest diameter of a screw thread is same as When bevel gears connect two shafts whose axes intersect at an angle greater… An alien bolt is The endurance limit in shear of carbon steel can be obtained by multiplying… The metal suitable for bearings subjected to heavy loads is In a band and block brake, the ratio of tensions on the tight and slack… Auto frettage is the method of The shearing stresses in the inner face as compared to outer face of the… The piston rod of a steam engine is usually connected to the crosshead… In an oil lubricated journal bearing, the coefficient of friction between… A tube has the following advantage over pipe Oil in journal bearing should be applied at the point where load is A locking device in which the bottom cylindrical portion is recessed to… Which is correct statement? Stress concentration in cyclic loading is Tapered roller bearings can take If the centre distance of the mating gears having involute teeth is varied… Allen bolts are