Civil Engineering - Strength of Materials - Discussion

Discussion Forum : Strength of Materials - Section 4 (Q.No. 8)
8.
The bending moment at C of a portal frame shown in below figure is(1st distance 4m)
8 t-m
4 t-m
28 t-m
16 t-m
zero.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
11 comments Page 2 of 2.

Inayat Ullah Kakar said:   9 months ago
In the question the distance is given for 1st distance is 4m.

So,
Sum of moment at C=0.

Take:
clockwise +
Anticlockwise -
-Mc+1×4-2×2=0
Mc = 4-4
Mc = 0
so, the given answer is correct.
(3)


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