engineering mathematics MCQ #76

A man observes a tower at 30° angle of elevation. After walking 100m towards the tower, the angle becomes 60°. Find the tower height.

engineering mathematics MCQ #76

  1. Question 1

    Q1. A man observes a tower at 30° angle of elevation. After walking 100m towards the tower, the angle becomes 60°. Find the tower height.

    • A) 50√3 m
    • B) 86.6 m
    • C) 100 / √3 m
    • D) 50 m

    Answer: 86.6 m

    Explanation: Using trigonometric relations for the two triangles formed, we can derive the height.