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The angle of elevation of the top of a tower from a point on the ground, which is 48m away from the foot of the tower is 30°. Find the height of the tower.

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RRB NTPC Graduate Level CBT-I Official Paper (Held On: 05 Jun, 2025 Shift 2)
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  1.  m
  2.  m
  3.  m
  4.  m

Answer (Detailed Solution Below)

Option 3 :  m
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Detailed Solution

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Given:

Horizontal distance = 48 m; angle elevation =

Formula used:

Calculations:

⇒

⇒

⇒ h =  = 16√3

∴ Height of the tower 16√3 m.

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