11)

In plastic analysis, the shape factor for rectangular section, is

Civil Engineering

A)

1.4

B)

1.5

C)

1.6

D)

1.7

E)

1.8

12)

A truss containing j joints and m members, will be a simple truss if

Civil Engineering

A)

m = 2j - 3

B)

j = 2m - 3

C)

m = 3j - 2

D)

j = 3m - 2

13)

The ratio of maximum shear stress to average shear stress of a circular beam, is

Civil Engineering

A)

\(2 \over 3\)

B)

\(3 \over 2\)

C)

\(3 \over 4\)

D)

\(4 \over 3\)

14)

A rolled steel joist is simply supported at its ends and carries a uniformly distributed load which causes a maximum deflection of 10 mm and slope at the ends of 0.002 radian. The length of the joist will be,

Civil Engineering

A)

10 m

B)

12 m

C)

14 m

D)

16 m

E)

18 m

15)

If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following:

Civil Engineering

A)

Q = S + F

B)

Q = S - F

C)

Q = F - S

D)

Q = S x F