What is the correct answer?


If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for the material will

A. Have same value as that of standard specimen

B. Increase

C. Decrease

D. None of these

Correct Answer :

C. Decrease

Related Questions

When the fulcrum is in between the load and effort, the lever is said… The velocity factor for very accurately cut and ground metallic gears… The standard length of the shaft is The building up of worn and undersized parts, subjected to repeated loads… Rankine's theory of failure is applicable for following type of materials A chain drive transmits __________ power as compared to belt drive. A self locking screw has For tight leakage joints, following type of thread is best suited When spring index increases, the value of Wahl's stress factor For circumferential joint in boilers, the type of joint used is Set screws are Two rigid plates are clamped by means of bolt and nut with an initial… The strap end of a connecting rod of steam engine is joined by The initial tension (in newtons) in a bolt used for making a fluid tight… Taper usually provided on cotter is According to I.B.R., the efficiency of a triple riveted butt joint with… 18/8 steel contains If a bearing is designated by the number 305, it means that the bearing… In a boundary lubricated bearing, there is a __________ of lubricant between… The piston rod of a steam engine is usually connected to the crosshead… The taper on key is given on Which of the following statement is wrong? The velocity factor for precision metallic gears cut with high accuracy… Gear box is used In designing thick cylinders, the equation used is The ratio of endurance limit in shear to the endurance limit in flexure… For same pulley diameters, center distance, belt speed and belt and pulley… Crushing resistance required to crush the rivet per pitch length is During hot working of metals, The sleeve or muff coupling is designed as a