2. Questions Bank
  3. 9th Class
  4. Science
  5. Time and Motion

9th Class Science Time and Motion Question Bank Motion IIT JEE Objective Problems

  • question_answer
    A body travels 200 cm in the first two seconds and 220 cm in the next 4 seconds with deceleration. The velocity of the body at the end of the 7th second is

    A)  20 cm/s              

    B)  15 cm/s

    C)  10 cm/s                              

    D)  0 cm/s

    Correct Answer: D

    Solution :

      *


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