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 · Separation Methods of MixturesMedium · 45s
Consider the following statements regarding separation methods: 1. Sieving is used to separate particles of different sizes. 2. Magnetic separation is suitable for separating non-magnetic substances from magnetic ones. Which of the statements given above is/are correct?
TopicSeparation Methods of Mixtures
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Q 1 / 30Next question →
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Sieving separates particles based on size; magnetic separation works if one component is magnetic.
Final Answer: Option C — Both 1 and 2