PYQ
MediumDGVCL Vidyut Sahayak JE (Electrical)2024
PDF

Find the angle of depression of a car from the top of an 8 m high building, if the car is parked at a distance of 8√3 m from the wall of the building.

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Answer & Explanation
Correct AnswerC. 30°

Quick Explanation

tan θ = height/distance = 8/(8√3) = 1/√3, so θ = 30°.

Formula / Key Relation

tan θ = perpendicular/base

Detailed Explanation

tan θ = height/distance = 8/(8√3) = 1/√3, so θ = 30°.

Quick Trick

Use the standard formula directly after identifying the quantities.

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