KVPY Mock Test! Trivia Questions Quiz

5 Questions

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KVPY Mock Test! Trivia Questions Quiz

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Questions and Answers
  • 1. 
    A right circular cylinder, a right circular cone and a hemisphere are all having equal base area and height. These volumes are in the ratio :
    • A. 

      1 : 2 : 3

    • B. 

      3 : 1 : 2

    • C. 

      3 : 2 : 1

    • D. 

      2 : 1 : 3

  • 2. 
    A rocket is launched to travel vertically upward with a constant velocity of 20 m/s. After travelling 35 s the     rocket develops a snag and its fuel supply is cut off. The rocket then travels like a free body, the height achieved by it is :
    • A. 

      600 m

    • B. 

      720 m

    • C. 

      800 m

    • D. 

      820 m

  • 3. 
    In which of the following change entropy decreases ?
    • A. 

      Crystallisation of sucrose from solution

    • B. 

      Dissolving sucrose in water

    • C. 

      Melting of ice

    • D. 

      Vaporisation of camphor

  • 4. 
        A component of xylem is
    • A. 

      Sieve tube

    • B. 

      Medullary ray

    • C. 

      Sclereid

    • D. 

      Tracheid

  • 5. 
    Radius of circle= 5 cm TQ= 10cm OS : PT = 4 : 9 AND OST are collinear. Find PQ
    • A. 

      8 cm

    • B. 

      3 cm

    • C. 

      4 cm

    • D. 

      6 cm