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Friday, 9 October

JEE Main Maths · Three Dimensional Geometry

Foot of Perpendicular

Foot of Perpendicular (Three Dimensional Geometry) was asked 2 times in 2 JEE Main shifts, 2022, out of the 42 shifts Lumi analysed. 1 of the 2 had a numerical answer.

Times asked
2
in 2 shifts
Years
2022
Usual format
Numerical value
Calculation
Pattern
Occasional
repeats across shifts

How it is asked

  • Distance between feet of perpendiculars
  • Locus of foot of perpendicular

Difficulty

Easy 0Medium 1Hard 1

Where it sits

Chapter: Three Dimensional Geometry. Topic: Point-Plane Distance, 9 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. 28 Jul 2022, Shift 1 · Q16The foot of the perpendicular from a point on the circle x2+y2=1, z=0x^2+y^2=1,\ z=0 to the plane 2x+3y+z=62x+3y+z=6 lies on which one of the following…HardSingle correct
  2. 29 Jun 2022, Shift 1 · Q23Let dd be the distance between the foot of perpendiculars of the points P(1,2,−1)P(1, 2, -1) and Q(2,−1,3)Q(2, -1, 3) on the plane −x+y+z=1-x + y + z = 1.…MediumNumerical value