One-eighth

One-fourth

One-half

Double

**In worm gears, the pressure angle is ________ the angle between two inclined faces in axial plane.****Pick up wrong statement. Fatigue strength can be increased by****The fatigue stress concentration factor is defined as****The ratio of driving tensions in V-belt drives is __________ flat belt drives.****The tension on the slack side of the belt is __________ the tension on the tight side of the belt.****Yield point in fatigue loading as compared to static loading is****If a bearing is designated by the number 305, it means that the bearing is of****For high speed engines, the cam follower should move with****In helical gears, the right hand helixes on one gear will mesh __________ helixes on the other gear.****Three different weights fall from a certain height under vacuum. They will take****Which of the following statement is correct regarding power screws?****The stress induced in the belt is,****A taper key which fits half in the key way of the hub and half in the key way of shaft, is known as****The pitch diameter is the __________ diameter of an external or internal screw thread.****A bolt of uniform strength can be developed by****In unilateral system of tolerance, the tolerance is allowed on****The material generally used for aircraft components is****The angle of twist of shaft is****The bending moment M and a torque T is applied on a solid circular shaft. If the maximum bending stress…****In replacing the V-belts, a complete set of new belts is used instead of replacing a single damaged…****In V-belt drive, belt touches****The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical…****Whether any core is required in wire ropes****The shock resistance of steel is increased by adding****If d is the normal diameter of a bolt in mm, then the initial tension in kg in a bolt used for making…****In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing****When bevel gears having equal teeth and equal pitch angles connect two shafts whose axes intersect at…****The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G =…****According to I.B.R., the distance between the rows of rivets, for equal number of rivets in more than…****In block brakes, the ratio of shoe width to wheel diameter is taken between**