2. Questions Bank
  3. 9th Class
  4. Science
  5. Work and energy

9th Class Science Work and energy Question Bank 9th CBSE Science Work and energy

  • question_answer
      A mass of 20 kg is dropped from a height of 1/2 m. Find its (a) velocity and (b) KE as it just reaches the ground.

    Answer:

        Here, A = 0.5m,w = 20 kg (a) (b)


You need to login to perform this action.
You will be redirected in 3 sec spinner