Civil Engineering - Strength of Materials - Discussion

Discussion Forum : Strength of Materials - Section 2 (Q.No. 15)
15.
The reaction at support A of the beam shown in below figure, is
zero
5 T
10 T
1 T
4 T.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
61 comments Page 2 of 7.

Sush said:   7 years ago
1.85 is the correct answer.
Ra=Rb=3wl/16.
(1)

Harsha said:   7 years ago
It is 3/16 wl only.

Shankar said:   7 years ago
The answer is not zero because under loading conditions never support reaction zero. If it's zero structure will be failure.

AJAY said:   7 years ago
The correct answer is 5t, since SSB is symmetrical and total load is 1 * 10 = 10t, Ra=Rb=10/2= 5t.

Yusoof said:   7 years ago
From the theorem of 3 moments (Clapyeron's method).

The support moment at the last simple support will be zero.

Roshan said:   7 years ago
If you consider a, b, c as supports from left to right, a will carry 2.5 t, b will carry 5.0t and c will carry 2.5t. Total load is 10 t.

Roshan said:   7 years ago
It is 2.5 t for A, 2.5t for B, and 5.0t will be support C. If you consider B as centre support.

KASSAHUN MRTU said:   7 years ago
2.5T is the correct answer.

Hemant chauhan said:   7 years ago
This beam is simitricaly,
Hence ra +rb = total load ÷ 2
=> 1*10 = 10 ÷ 2 =5.

Ammu said:   7 years ago
They asking load only not moment. Moment at the support A will be zero, Not reaction.


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