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  1. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

  2. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    why KNO3 can not be chosen as a reagent for preparing potassium chloride salt?
  3. kitecrystal

    Chemistry Notes Available!

    Jazakallah!
  4. kitecrystal

    Dua for all Candidates.

    ameen
  5. kitecrystal

    physics paper 1,2 ........can we discuus da papper nw?

    have found some of my answers wrong,hell worried:eek:(n):confused::oops::(
  6. kitecrystal

    welcome to xpf :)

    welcome to xpf :)
  7. kitecrystal

    Physics O levels complete discussion

    you may quote these as examples of heat transfer somewhere.p.s the concept will get cleared,rest is upto u:)
  8. kitecrystal

    Physics O levels complete discussion

    go through the working of refrigerator in terms of convection currents of air produced in it.and for t.flask,learn which method of heat transfer is prevented by which part e.g. radiation by shiny surface..
  9. kitecrystal

    Physics O levels complete discussion

    1.to magnify the readings of scale. 2.C(am i right?) for 3 and 4,eye should be perpendicular to reading scale(avoid parallex error)
  10. kitecrystal

    Physics O-levels post doubts plz

    thanku:)
  11. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    thanks and why option c is correct rather than d,..i mean,both have opposite direction of current and repel each other??
  12. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    em,but how?
  13. kitecrystal

    Physics O levels complete discussion

    t
  14. kitecrystal

    Physics O levels complete discussion

    thanku:)
  15. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    plz also explain how we can use left hand rule here in q33.
  16. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    thanku:)
  17. kitecrystal

    Physics O levels complete discussion

    what is linear magnification?
  18. kitecrystal

    Physics O-levels post doubts plz

    can someone convert this file to pdf?
  19. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    thanku.:)
  20. kitecrystal

    Biology; Chemistry; Physics: Post your doubts here!

    inverse propotion as V=IR,hence I=V\R.
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