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Home Verbal Reasoning Assertion and Reason See What Others Are Saying!
  • Question
  • Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A) : Diamond is used for cutting glass. Reason (R) : Diamond has a high refractive index.


  • Options
  • A. Both A and R are true and R is the correct explanation of A.
  • B. Both A and R are true but R is NOT the correct explanation of A.
  • C. A is true but R is false.
  • D. A is false but R is true.

  • Correct Answer
  • Both A and R are true but R is NOT the correct explanation of A. 

    Explanation

    Diamond is very hard due to its rigid three dimensional structure and so, it is used for cutting glass. Refractive index of diamond is high and gives it the greater transparency and brilliance. 

     

     


  • More questions

    • 1. Find the odd one out:

    • Options
    • A. Mars
    • B. Sun
    • C. Saturn
    • D. Mercury
    • Discuss
    • 2. 
      Which one is true?
      I. All players are not tall.
      II. All basketball players are tall.
      III. All tall people are players.
      IV. Some players are tall.

    • Options
    • A. IV
    • B. III.
    • C. II.
    • D. I.
    • Discuss
    • 3. 
      'Crawl' is related to which of the following in the same way as 'Fly' is related to 'Parrot'?

    • Options
    • A. Rabbit
    • B. Fish
    • C. Frog
    • D. Crocodile
    • Discuss
    • 4. 
      NA

    • Options
    • A. Mattress
    • B. Pillow
    • C. Bed sheet
    • D. Curtain
    • Discuss
    • 5. 
      Smoke : Pollution :: War :?

    • Options
    • A. Peace
    • B. Victory
    • C. Treaty
    • D. Destruction
    • Discuss
    • 6.  Statements: All the locks are keys. All the keys are bats. Some watches are bats.

      Conclusions:

      1. Some bats are locks.
      2. Some watches are keys.
      3. All the keys are locks.


    • Options
    • A. Only (1) and (2)
    • B. Only (1)
    • C. Only (2)
    • D. Only (1) and (3)
    • Discuss
    • 7. 
      NA

    • Options
    • A. Tomato
    • B. Potato
    • C. Carrot
    • D. Onion
    • Discuss
    • 8. 120, 99, 80, 63, 48,?

    • Options
    • A. 35
    • B. 38
    • C. 39
    • D. 40
    • Discuss
    • 9. 
      1, 1, 2, 6, 24,?, 720

    • Options
    • A. 100
    • B. 104
    • C. 108
    • D. 120
    • Discuss
    • 10. 
      Lion : Cow : Land

    • Options
    • A. Water : Land : Air
    • B. Whale : Hippopotamus : Water
    • C. Chair : Table : Stool
    • D. England : Germany : USA
    • Discuss


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