0.5 mm upto rivet diameter of 24 mm

1 mm for rivet diameter from 27 mm to 36 mm

2 mm for rivet diameter from 39 mm to 48 mm

All of the above

**The arms of the pulleys for flat belt drive have****If shearing stress in nut is half the tensile stress in a bolt, then nut length should be equal to****In helical gears, the distance between similar faces of adjacent teeth along a helix on the pitch cylinders…****Slenderness ratio is the ratio of****18/8 steel contains****A double strap butt joint (with equal straps) is****A triple riveted butt joint with double straps of unequal width is to be designed for a boiler shell.…****In worm, gears, pitch lead angle is****In a flat belt drive, if the slip between the driver and belt is 1 %, between the belt and follower…****When a beam of rectangular cross-section of width b and depth d, is subjected to a shear force F, the…****The number of slots in a 25 mm castle nut is****The ratio of the ultimate stress to the design stress is known as****A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are…****A single strap butt joint is always in __________ shear.****For applications involving high stresses in one direction only the following type of thread would be…****When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and…****The static tooth load should be __________ the dynamic load.****Factor of safety for fatigue loading is the ratio of****When spring index increases, the value of Wahl's stress factor****A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder…****According to Rankine's theory, the failure occurs at a point in a member****The maximum stress due to stress concentration in a bar having circular transverse hole, as compared…****The rated life of a bearing varies****According to I.B.R., the distance between the rows of rivets, for equal number of rivets in more than…****For hardening alloy steels and high speed steels, they are heated to****Which of the following statement is wrong?****Form coefficient of spring is****When the belt is transmitting maximum power, the belt speed should be****In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then…****The pitch diameter is the __________ diameter of an external or internal screw thread.**