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Friday, 9 October

JEE Main 2024 · MathsMultiple choiceSingle correctMediumApplication

JEE Main 31 January 2024, Shift 1, Maths Q13

Question 13 of 90 in this shift, Maths question 13 of 30, Section A.

If one of the diameters of the circle x2+y2−10x+4y+13=0x^2+y^2-10x+4y+13=0 is a chord of another circle C, whose center is the point of intersection of the lines 2x+3y=122x+3y=12 and 3x−2y=53x-2y=5, then the radius of the circle C is :
  1. (1)20\sqrt{20}
  2. (2)66Official answer
  3. (3)323\sqrt{2}
  4. (4)44

Official answer

Option 2

NTA final key.

Chapter
Conic Sections
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.