CBSE Class 10 Physics Help

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  1. Vinila Choudary

    You are given kerosene, turpentine oil and watet In which of these does the light travel fastest.

    Vinila Choudary, Jan 19, 2012
    Replies:
    1
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    2,734
    sachin chopra
    Dec 11, 2013
  2. Vinila Choudary

    Illustrate the formation of diminished image by a convex lens and a concave lens.

    Vinila Choudary, Jan 24, 2012
    Replies:
    0
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    1,777
    Vinila Choudary
    Jan 24, 2012
  3. Vinila Choudary

    convex lens at its centre of curvature. Where will the image be formed

    Vinila Choudary, Jan 24, 2012
    Replies:
    0
    Views:
    909
    Vinila Choudary
    Jan 24, 2012
  4. Vinila Choudary

    With the help of a ray diagram show the formation of virtual images by a concave and convex mirror

    Vinila Choudary, Jan 24, 2012
    Replies:
    0
    Views:
    1,962
    Vinila Choudary
    Jan 24, 2012
  5. Vinila Choudary

    What do you mean by reflection? State the laws of reflection.

    Vinila Choudary, Jan 23, 2012
    Replies:
    0
    Views:
    753
    Vinila Choudary
    Jan 23, 2012
  6. Vinila Choudary

    What happens when light falls on a surface?

    Vinila Choudary, Jan 23, 2012
    Replies:
    0
    Views:
    768
    Vinila Choudary
    Jan 23, 2012
  7. Vinila Choudary

    How can the focal length of a concave mirror determined?

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    692
    Vinila Choudary
    Jan 19, 2012
  8. Vinila Choudary

    Can you replace this mirror with a plane or concave mirror?

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    725
    Vinila Choudary
    Jan 19, 2012
  9. Vinila Choudary

    The refractive index of diamond is 2.42. What does this statement mean?

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    10,470
    Vinila Choudary
    Jan 19, 2012
  10. Vinila Choudary

    Does the light ray bend towards the normal or away from the normal?

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    2,326
    Vinila Choudary
    Jan 19, 2012
  11. Vinila Choudary

    What do you mean by power of a lens?

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    1,092
    Vinila Choudary
    Jan 19, 2012
  12. Vinila Choudary

    What is the difference between the images produced in such cases?

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    622
    Vinila Choudary
    Jan 19, 2012
  13. Vinila Choudary

    State Snell’s law of refraction

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    1,185
    Vinila Choudary
    Jan 19, 2012
  14. Vinila Choudary

    What do you mean by refraction and what is its cause?

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    812
    Vinila Choudary
    Jan 19, 2012
  15. Vinila Choudary

    Give three uses of convex mirrors. Also give reason for these.

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    1,095
    Vinila Choudary
    Jan 19, 2012
  16. Vinila Choudary

    Give four uses of concave mirrors

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    683
    Vinila Choudary
    Jan 19, 2012
  17. Vinila Choudary

    Why is a concave mirror used as shaving mirror?

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    1,249
    Vinila Choudary
    Jan 19, 2012
  18. Vinila Choudary

    Define focus of a concave mirror and a convex mirror

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    6,409
    Vinila Choudary
    Jan 19, 2012
  19. Vinila Choudary

    When will the magnification be positive and negative?

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    1,152
    Vinila Choudary
    Jan 19, 2012
  20. Vinila Choudary

    Can you distinguish between a concave and convex mirror without touching them? If yes, how? Give one

    Vinila Choudary, Jan 19, 2012
    Replies:
    0
    Views:
    717
    Vinila Choudary
    Jan 19, 2012
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