Q69.Let a, b, c and d be non-zero numbers. If the point of intersection of the lines 4ax + 2ay + c = 0 & 5bx + 2by + d = 0 lies in the fourth quadrant and is equidistant from the two axes then (1) 3bc −2ad = 0 (2) 3bc + 2ad = 0 (3) 2bc −3ad = 0 (4) 2bc + 3ad = 0
What This Question Tests
This question requires finding the intersection point of two lines and then applying conditions related to its quadrant and equal distance from the coordinate axes.
Concepts Tested
Formulas Used
Methods for solving linear equations (e.g., elimination, substitution)
Conditions for fourth quadrant (x>0, y<0)
|x| = |y| for equidistance
📚 NCERT Sections This Tests
2.1 — Two Charges 5 × 10–8 C And –3 × 10–8 C Are Located 16 Cm Apart. At
Physics Class 11 · Chapter 2
2.1 Two charges 5 × 10–8 C and –3 × 10–8 C are located 16 cm apart. At what point(s) on the line joining the two charges is the electric potential zero? Take the potential at infinity to be zero.
9.15 — Apply Mirror Equation And The Condition:
Physics Class 12 · Chapter 9
9.15 Apply mirror equation and the condition: (a) f < 0 (concave mirror); u < 0 (object on left) (b) f > 0; u < 0 (c) f > 0 (convex mirror) and u < 0 (d) f < 0 (concave mirror); f < u < 0 to deduce the desired result.
2.3 — Two Charges 2 Mc And –2 Mc Are Placed At Points A And B 6 Cm
Physics Class 11 · Chapter 2
2.3 Two charges 2 mC and –2 mC are placed at points A and B 6 cm apart. (a) Identify an equipotential surface of the system. (b) What is the direction of the electric field at every point on this surface?
📋 Question Details
- Chapter
- Straight Lines
- Topic
- Intersection of lines, distance from axes, quadrant conditions
- Year
- 2014
- Shift
- 06 Apr
- Q Number
- Q69
- Type
- MCQ
- NCERT Ref
- Class 11 Mathematics Ch 10: Straight Lines
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