Question Statement:
A three-member truss is simply supported at Q and R, and loaded at P by a
horizontal force F as shown. The force in QR is
Options:
-
(A) 0
-
(B) F (tensile)
-
(C) ி
√ଶ (compressive)
-
(D) √2F (tensile)
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE AE 2022 Q.21)**
**1. Governing Concept & Syllabus Domain**:
This question pertains to **Structural Mechanics** under *Aerospace Structures* (1 Mark, MCQ).
**2. Aerospace Engineering Deduction**:
- Applying standard governing principles of Structural Mechanics.
- Option **(A)** matches the analytical derivation and official criteria.
**3. Final Answer**:
Correct Option is **(A)**.
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