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You Are On Multi Choice Question Bank SET 1459

72951. The property of a bearing material which has the ability to accomodate shaft deflections and bearing inaccuracies by plastic deformation without excessive wear and heating, is known as





72952. In the levers of __________ type, the mechanical advantage is less than one.




72953. A hollow saddle key is





72954. A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called





72955. Crowning on pulley helps





72956. Brutus is ......... honourable man.?





72957. The effect of key ways on a shaft is to reduce its load carrying capacity and to increase its torsional rigidity.



72958. The efficiency of a riveted joint is equal to





72959. Which of the following welded joint is designed for shear strength ?





72960. In designing a connecting rod, it is considered like __________ for buckling about X-axis.





72961. The material commonly used for crane hooks is





72962. The eye bolts are used for





72963. The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to





72964. Which of the following is known as the Jain Temple City?





72965. According to Rankine's theory, the failure occurs at a point in a member





72966. The dedendum is the radial distance from the





72967. In a steam engine, the valve rod is connected to an eccentric rod by means of





72968. In helical gears, the distance parallel to the axis, between similar faces of adjacent teeth, is called





72969. The famous October Revolution of Russia took place on?





72970. When a material is subjected to fatigue loading, the ratio of the endurance limit to the ultimate tensile strength is





72971. The lead angle of a worm is 22.5°. Its helix angle will be





72972. The root angle of a bevel gear is equal to





72973. Provide antonyms of the given words Moist?





72974. The property of a bearing material which has the ability to accomodate small particles of dust, grit etc. without scoring the material of the journal, is called





72975. The shock resistance of steel is increased by adding





72976. Biogas, Coalgas etc contains?





72977. A flange coupling is a type of rigid coupling.



72978. The strength of the un-riveted plate (P) per pitch length is equal to





72979. Two shafts of the same length and material are joined in series. If the ratio of their diameters is 2, then the ratio of their angles of twist will be





72980. Wahl's stress factor __________ very rapidly as the spring index decreases.



72981. For circumferential joint in boilers, the type of joint used is





72982. In cyclic loading, stress concentration is more serious in





72983. For a square key made of mild steel, the shear and crushing strength are related as





72984. The Quit India Movement started at?





72985. In a bolt, the plane of shear should be across the threaded portion of the shank.



72986. When a metal or alloy is cold worked,





72987. A leaf spring in automobiles is used





72988. According to I.B.R., the factor of safety of riveted joint should not be less than





72989. Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is





72990. The bearings of medium series have capacity __________ over the light series.





72991. The antifriction bearings





72992. In a partial journal bearing, the angle of contact of the bearing with the journal is





72993. A shaft coupling should





72994. In the levers of first type, the mechanical advantage is __________ one.




72995. The load placed at the top of the screw in a mechanical screw jack is prevented from rotation by providing a swivelling mechanism.



72996. The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub)





72997. The shear stress at a point in a shaft subjected to a torque is





72998. Two concentric helical springs used to provide greater spring force are wound is opposite direction.



72999. If the centre distance of the mating gears having involute teeth is increased, then the pressure angle




73000. In cylindrical cams, the follower moves





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