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Friday, 9 October

JEE Main Maths · Three Dimensional Geometry

Finding an Unknown Parameter from Shortest Distance

Finding an Unknown Parameter from Shortest Distance (Three Dimensional Geometry) was asked 2 times in 2 JEE Main shifts, 2024–2025, out of the 42 shifts Lumi analysed. 1 of the 2 had a numerical answer.

Times asked
2
in 2 shifts
Years
2024–2025
Usual format
Numerical value
Calculation
Pattern
New since 2024
repeats across shifts

How it is asked

  • Unknown parameter from skew distance then circle radius
  • Shortest distance between skew lines

Difficulty

Easy 0Medium 1Hard 1

Where it sits

Chapter: Three Dimensional Geometry. Topic: Skew Lines, 15 questions over 6 ideas.

Other repeat ideas in this topic

Every time it came

All 2 questions

Newest first, each with its options and official answer.

  1. 8 Apr 2025, Shift 2 · Q15Let the values of λ\lambda for which the shortest distance between the lines x−12=y−23=z−34\frac{x-1}{2} = \frac{y-2}{3} = \frac{z-3}{4} and…HardSingle correct
  2. 6 Apr 2024, Shift 2 · Q28If the shortest distance between the lines x−λ3=y−2−1=z−11\frac{x-\lambda}{3}=\frac{y-2}{-1}=\frac{z-1}{1} and…MediumNumerical value