slotted for a screw driver and are generally used with a nut

similar to tap bolts except that they are of small size and a variety of shapes of heads are available

used to prevent relative motion between the two parts

none of the above

direct tensile stress

direct compressive stress

direct bending stress

direct shear stress

material of the belt

material of the pulley

uneven extensions and contractions due to varying tension

all of the above

12

14

18

24

the pitch of the thread is 24 mm and depth is 2 mm

cross-sectional area of the threads is 24 mm²

the nominal diameter of bolt is 24 mm and pitch is 2 mm

the effective diameter of bolt is 24 mm and there are 2 threads per cm