Support Reactions of a Trapezoidal Slab with Three Points of Support

Situation
A reinforced concrete slab in the shape of an isosceles trapezoid weighs 3600 N/m2. It is supported on the three points as shown in the figure.
 

eq-parallel-forces-trapezoid-slab.gif
  1. Find the reaction at A.
    A.   16,848 N
    B.   6,716 N
    C.   13,372 N
    D.   2,010 N
     
  2. Find the reaction at B.
    A.   16,848 N
    B.   6,716 N
    C.   13,372 N
    D.   2,010 N
     
  3. Find the reaction at C.
    A.   16,848 N
    B.   6,716 N
    C.   13,372 N
    D.   2,010 N

 

Solution

q1w2e3r4

Bakit po nagkapalit ng pwesto yung W1 at W2 nung nag take ng moment sa R1?

MATHalino
MATHalino's picture

Hala oo, nabaliktad nga. Sinolve mo? Magkaiba ba ang sagot? Sana paréo lang, hehehe.

q1w2e3r4

Opo. RC = 13932 N. RB = 16288.36 N

MATHalino
MATHalino's picture

I flagged this page for revision. Thanks sa pag inform.

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