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  9. Q130

APSC CCE 2023 · Question 130 of 163

Assertion (A): Diamonds are used for cutting glass. Reason (R): Diamond has high refractive index. Which of the following options is correct?

Logical Reasoning

  1. AA is true but R is false
  2. BA is false but R is true
  3. CBoth A and R are true and R is the correct explanation of A
  4. DBoth A and R are true and R is not the correct explanation of ACorrect

Answer: D. Both A and R are true and R is not the correct explanation of A

Explanation

Diamonds cut glass due to hardness, not refractive index, so R does not explain A.

Source: APSC CCE Prelims 2023 GS Paper-II, official Series-A key

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