Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
Solve it the standard way once — then learn the shortcut.
Q · MagnetismModerate · 45s
The angle of dip at a place where the horizontal and vertical components of Earth's magnetic field are equal is: 13
TopicMagnetism
Question Typemultiple choice
DifficultyModerate
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
tan δ = Bv/Bh = 1 ⇒ δ = 45°.
21
Final Answer: Option B — 45°
17