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Saturday, 31 October

JEE Main 2022 · MathsMultiple choiceSingle correctMediumApplication

JEE Main 29 June 2022, Shift 2, Maths Q18

Question 18 of 90 in this shift, Maths question 18 of 30, Section A.

From the base of a pole of height 20 meter, the angle of elevation of the top of a tower is 60∘60^\circ. The pole subtends an angle 30∘30^\circ at the top of the tower. Then the height of the tower is:
  1. (1)15315\sqrt{3}
  2. (2)20320\sqrt{3}
  3. (3)20+10320 + 10\sqrt{3}
  4. (4)3030Official 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.