A single rolling load of 8 kN rolls along a girder of 15 m span. The absolute maximum bending moment will be________________?

Consider the following statements
1. reduces the negative moment at support
2. increases the negative moment at support
3. reduces the positive moment at support
4. increases the positive moment at the centre of span
A. i and 4 are correct
B. 1 and 3 are correct
C. 2 and 3 are correct
D. 2 and 4 are correct

A. slope deflection method
B. column analogy method
C. moment distribution method
D. none of the above

A. (m + r) = 2j
B. (m + r) = 3j
C. (3m + r) = 3j
D. (m + 3r) = 3j
where m is number of members, r is reaction components and j is number of joints

A. 5 mm
B. 0.5 mm
C. 0.05 mm
D. 0.005mm

A. 2j-r
B. 3j-r
C. j-2r
D. j-3r
where j is number of joints and r is reaction components

A. 1
B. 2
C. 3
D. 6