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Saturday, 31 October

JEE Main 2023 · MathsMultiple choiceSingle correctMediumMulti-step

JEE Main 11 April 2023, Shift 2, Maths Q19

Question 19 of 90 in this shift, Maths question 19 of 30, Section A.

The angle of elevation of the top PP of a tower from the feet of one person standing due South of the tower is 45∘45^\circ and from the feet of another person standing due west of the tower is 30∘30^\circ. If the height of the tower is 55 meters, then the distance (in meters) between the two persons is equal to
  1. (1)55
  2. (2)555\sqrt{5}
  3. (3)525\frac{5}{2}\sqrt{5}
  4. (4)1010Official answer

Official answer

Option 4

NTA final key.

Chapter
Trigonometric Functions
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 108 of the 174 JEE Main shifts held from 2017 to 2026.