The difference between planets and stars is

A. planets do not have light of their own whereas stars shine by their own light

B. planets do not twinkle like stars

C. planets are much smaller than stars

D. All the above

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

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  1. Galaxies emit
  2. The device that is used to measure the electromotive force of a cell is
  3. The phenomenon of radioactivity was discovered by
  4. The electron has a mass equal to
  5. The cover of a solar cooker is made of glass because
  6. The colour or an opaque object is due to the colour it
  7. Resistance is measured in
  8. The nuclear model of atom was first visualised by
  9. Choose the scalar quantity from the following physical quantities
  10. When a charged rod is brought near a collection of small pith balls, the balls
  11. The radius of an atom is approximately
  12. A rheostat is used
  13. Which of the following sets of elementary particles have nearly equal masses?
  14. The body of an electrical appliance is earthed in order that
  15. The extremely luminous objects located at the centre of some distant galaxies and which are sources…
  16. Among the following the most suitable material for the core of an electro-magnet is
  17. The strength of an electromagnet can be increased by
  18. A small bubble of air deep down in a lake rises up to the top of the lake. The volume of the bubble…
  19. Enriched uranium means
  20. If an object is placed between two parallel plane mirrors, the number of images formed will be
  21. Drinks kept in a vacuum flask remain hot or cold as the case may be for a long time because
  22. Like magnetic poles
  23. When we tighten the string of a sitar or tanpura its pitch
  24. In the nucleus of an atom, the uncharged particle is
  25. Expansion of a rod when heated
  26. A sensitive instrument susceptible to magnetic infiuence can be protected from external magnetic field…
  27. Nuclear fusion is a process in which
  28. Water has maximum density at
  29. Separating particles from a suspension is effected by
  30. When a body is projected upwards