Question Statement:
Consider the velocity distribution, u(y) shown in the figure. For two adjacent fluid
layers L1 and L2, the viscous force exerted by L1 on L2 is
Options:
-
(A) to the right
-
(B) to the left
-
(C) vertically upwards
-
(D) vertically downwards
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE AE 2022 Q.17)**
**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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