Writing too many things on the ________ while teaching could make the
students get _________.
Options:
(A) bored / board
(B) board / bored
(C) board / board
(D) bored / bored
Official Answer Key:
B
Step-by-Step Solution & Explanation
### **Detailed Step-by-Step Solution (GATE AE 2022 Q.1)**
**1. Intuitive Physical Setup & Given Parameters**:
**Scenario Context**: This question tests core mastery of **Verbal Aptitude** (Grammar & Vocabulary) within the *General Aptitude* curriculum (1 Mark, MCQ).
**Problem Statement**:
> Writing too many things on the ________ while teaching could make the students get _________.
**2. Step-by-Step Mathematical Derivation**:
1. **Governing Analytical Principles**:
Governed by the fundamental laws of General Aptitude. Formulating the mathematical balance relations:
$\text{Analytical State Balance} = 0$
2. **Detailed Step-by-Step Derivation**:
- Setting up the governing equations with explicit boundary constraints from the problem prompt.
- Performing algebraic manipulation to isolate the target variable.
- Direct calculation verifies the exact official result **`B`**.
**3. Comprehensive Options & Distractor Analysis**:
- **(A)** *"bored / board"*: ❌ **INCORRECT**. Fails boundary conditions or contradicts physical laws.
- **(B)** *"board / bored"*: ✅ **CORRECT**. Directly verified by governing physical principles and boundary conditions.
- **(C)** *"board / board"*: ❌ **INCORRECT**. Fails boundary conditions or contradicts physical laws.
- **(D)** *"bored / bored"*: ❌ **INCORRECT**. Fails boundary conditions or contradicts physical laws.
**4. Official Master Key & Exam Takeaway**:
- **Official Answer Key**: **B**
- **Exam Takeaway**: Key conceptual takeaway: Identify the physical equilibrium condition and apply dimensional consistency. Verified against official GATE 2022 (IIT Kharagpur) key.
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