The principle on which a Jet engine works is

A. conservation of mass

B. Newtonian law of action and reaction

C. conservation of angular momentum

D. None of the above

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. When a satellite la In a geostationary orbit the force keeping it in orbit Is
  2. The brightest planet in the Solar System is
  3. The mirage is a phenomenon
  4. For an electron orbiting in a hydrogen atom, the necessary centripetal force keeping it in orbit is…
  5. Out of the following which element has the longest half-life period?
  6. The loudness of a sound is determined by
  7. Increase in pressure
  8. Which of the following is known as freon?
  9. The spectrum of white light can be studied by
  10. If an empty cylinder Is half ruled with a liquid, Its centre of gravity is
  11. Who discovered that the Cree Call acceleration Is the same for any object at a given place?
  12. Choose the correct answer
  13. The distance between two bodies is halved. Now the force of attraction between them will be
  14. Acoustics' la a branch or study dealing with
  15. A proton is
  16. Where does the centre of gravity of a rubber ring lie?
  17. The fact that two large ships travelling on close parallel courses in the same direction tend to move…
  18. In the case of bodies falling under gravity which of the following remains constant at a given place?
  19. In a refrigerator cooling is produced by
  20. The electrical domestic tube light gives white fiourescent light because of
  21. The filament lamp is an example for
  22. A temperature below absolute zero for an ideal gas
  23. The red colour of the setting sun is due to
  24. One finds it more difficult to walk on ice than on a concrete road because
  25. On the Kelvin scale, the melting point of ice is
  26. Which of the following pairs is not correct?
  27. Tea pots are highly polished
  28. If a band is played on the moon the sound will
  29. Mica is used in an electric iron because it is a
  30. The inability of a body to change its state of rest or uniform motion along a straight line is called…