W/2

2 W/3

W/9

8 W/9

same

double

three times

four times

There are four rivets per pitch length, all in double shear

There are four rivets per pitch length, out of which two are in single shear and two are in double shear

There are five rivets per pitch length, all in double shear

There are five rivets per pitch length, out of which four are in double shear and one is in single shear

increases

decreases

remains constant

none of these

1 in 16

1 in 32

1 in 48

1 in 100