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

9th Class Science Work and energy Question Bank Work Power and Energy IIT JEE Subjective Problems

  • question_answer
    The work done in holding 15 kg suitcase while waiting for a bus for 15 minutes is (a) 225 J                                (b) 13500 J (c) 1500 J                              (d) Zero

    Answer:

    Here, the work done is zero because the work done is independent of time.


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