Magnetism · UPSC CDS/OTA · Question 21 of 30

Magnetism – Question 21

Step-by-step solution. Magnetism for UPSC CDS/OTA.

Topic
Magnetism
Subject
General Studies
Difficulty
PYQ
Solve Time
45–60 sec

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 · MagnetismPYQ · 45s

The magnetic flux density is measured in: 222

TopicMagnetism
Question Typemultiple choice
DifficultyPYQ
Marking+1 / −0.33
Test Duration30 min

Step-by-Step Solution

The complete worked solution.

Every step explained — no skipped algebra.

B unit = Tesla (Wb/m²).

230

Final Answer: Option B — Tesla 226
Solve Question✦ Build Plan
Magnetism Question 21 – UPSC CDS/OTA