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  1. F

    Biology; Chemistry; Physics: Post your doubts here!

    what are the environmental and cost implications of underground power transmission compared to overhead lines.
  2. F

    Maths, Addmaths and Statistics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20O%20Level/Mathematics%20D%20(Calculator%20Version)%20(4024)/4024_w11_qp_12.pdf Q 27 part b how do we come to know that invarient line is "x = -1"
  3. F

    Biology; Chemistry; Physics: Post your doubts here!

    what is the effect on resistence of LDR when light is incident on it??
  4. F

    Maths, Addmaths and Statistics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20O%20Level/Mathematics%20D%20(Calculator%20Version)%20(4024)/4024_w08_qp_2.pdf Q 11 (b) (iii)
  5. F

    Maths, Addmaths and Statistics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20O%20Level/Mathematics%20D%20(Calculator%20Version)%20(4024)/4024_w10_qp_22.pdf Q no 10 (b) (iii)
  6. F

    Biology; Chemistry; Physics: Post your doubts here!

    draw ray diagrams to show how each forms an image are produced by single lens as magnifying glass in projecter, camera, and photographic enlarger.... how can i deal with this?//
  7. F

    Biology; Chemistry; Physics: Post your doubts here!

    what are the experiments to show total internal reflection???
  8. F

    Biology; Chemistry; Physics: Post your doubts here!

    a) explain how a physical property which varies with temperature may be used for the measurement of temperature and state examples of such properties. explaination???
  9. F

    Biology; Chemistry; Physics: Post your doubts here!

    (k) discuss the efficiency of energy conversions in common use, particularly those giving electrical output. wht is meant by this point???
  10. F

    Biology; Chemistry; Physics: Post your doubts here!

    what is basal metabolism???
  11. F

    Biology; Chemistry; Physics: Post your doubts here!

    (d) describe how to verify the principle of moments. explaination???
  12. F

    Biology; Chemistry; Physics: Post your doubts here!

    but i doubt about braking distance because i think you have written about braking force above.. would not it be like greater the braking distance smaller would be the friction and vice versa..
  13. F

    Biology; Chemistry; Physics: Post your doubts here!

    should we know about nano as well??..
  14. F

    Biology; Chemistry; Physics: Post your doubts here!

    what about braking , thinking, and stopping distance???? dont you have any idea about friction in them? :(
  15. F

    Biology; Chemistry; Physics: Post your doubts here!

    density of water is 1000 kg/m3 or 1 kg/m3????
  16. F

    Maths, Addmaths and Statistics: Post your doubts here!

    how to write if it is siad to write it correct to 3 significant figures 0.069042
  17. F

    Biology; Chemistry; Physics: Post your doubts here!

    d) mr of AgI = 108 +127 = 235 mole = mss / mr =4.7/235 =0.02 mol (e) 1 : 1 0.02 : x x = 0.02mol
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