Consider the lines and the planes . Let be the equation of the plane passing through the point of intersection of lines and , and perpendicular to planes and .
Match List-I with List-II and select the correct answer using the code given below the lists :
Match List-I with List-II and select the correct answer using the code given below the lists :
| List I | List II | ||
|---|---|---|---|
| P. | 1. | 13 | |
| Q. | 2. | -3 | |
| R. | 3. | 1 | |
| S. | 4. | -2 |
- (A)P-3, Q-2, R-4, S-1✓ Correct
- (B)P-1, Q-3, R-4, S-2
- (C)P-3, Q-2, R-1, S-4
- (D)P-2, Q-4, R-1, S-3
Answer: (A)
Solution
Finding intersection point:
Line :
Line :
Equating: , ,
From the third equation:
Substituting in the second: , so ,
Intersection point:
Finding plane normal:
The plane is perpendicular to both and , so its normal is parallel to:
Simplifying:
Plane equation:
So , , ,
Answer: P-3, Q-2, R-4, S-1
Line :
Line :
Equating: , ,
From the third equation:
Substituting in the second: , so ,
Intersection point:
Finding plane normal:
The plane is perpendicular to both and , so its normal is parallel to:
Simplifying:
Plane equation:
So , , ,
Answer: P-3, Q-2, R-4, S-1
JEE Advanced · 2013 · 02 Jun 2013 · Paper 2 · Single correct option