2. Questions Bank
  3. 9th Class
  4. Science
  5. Force and laws of motion

9th Class Science Force and laws of motion Question Bank Force and Laws of Motion

  • question_answer
    On what principle does a jet engine work?

    A)  Conservation of linear momentum  

    B)  Conservation of kinetic energy

    C)  Conservation of angular momentum

    D)  Conservation of inertia

    Correct Answer: A

    Solution :

     A jet engine works on the principle of conservation of linear momentum.


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