Situation
A beam 100 mm × 150 mm carrying a uniformly distributed load of 300 N/m rests on three supports spaced 3 m apart as shown below. The length x is so calculated in order that the reactions at all supports shall be the same.
1. Find x in meters.
A. 1.319 |
C. 1.217 |
B. 1.139 |
D. 1.127 |
2. Find the moment at B in N·m.
A. -240 |
C. -242 |
B. -207 |
D. -226 |
3. Calculate the reactions in Newton.
A. 843.4 |
C. 863.8 |
B. 425.4 |
D. 827.8 |