8. The minimum number of rivets for the connection of a rivet hole and the gusset plate, is

A.1

B.2

C.3

D.4

9. The weakest section of a diamond riveting, is the section which passes through

A. first row

B. second row

C. central raw

D. one rivet hole of end row.

10. If b is the width of a plate joined by diamond riveting of diameter d, the efficiency of the joint is given by

A. b + d

B. b - d

C. -E (1 - m)

D. P (1 + m)

11. Pick up the incorrect statement

A. The cross-sectional area of the welded member is effective

B. A welded joint develops strength of its parent metal

C. Welded joints provide rigidity

D. Welding takes more time than riveting.

12. The type of butt joints in common use, is :

A. single inverted V-butt joint

B. double V-butt joint

C. double U-butt joint

D. single V-butt joint.

13. The maximum load to which a fillet joint of length L can be subjected to, is

A. 0.7 x S x fillet size x L

B. 2 x S x fillet size x L

C. permissible shear stress x fillet size x L

D.S x fillet size x L 3

14. The maximum resistance against rotation, is offered by the weld at a point

A. most distant

B. least distant

C. at either end

D. centrally located.

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