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Search results

  1. AhsanAfzal

    Maths, Addmaths and Statistics: Post your doubts here!

    Why is for velocity of plane in still air, velocity of wind being subtracted? the formula is V(p)=V(p/w)+V(w) Suchal Riaz Saad Mughal
  2. AhsanAfzal

    Maths, Addmaths and Statistics: Post your doubts here!

    how was the part (i) done?
  3. AhsanAfzal

    Maths, Addmaths and Statistics: Post your doubts here!

    The class which have most frequency
  4. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    pls someone explain this to me
  5. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    how to find the pressure of a gas in a manometer. why we add atmospheric pressure and pressure in liquid in it? And if atmospheric pressure increases on which side will the level increase and on which it will decrease?
  6. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    yah
  7. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    i searched on google and it meets before retina :confused:
  8. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    when water vapour goes through stomata diffusion occurs or osmosis?
  9. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    and not before retina?
  10. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    i also didnt got this one. did this by ellimination :(
  11. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    post link
  12. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    u mean it is wrong in mary jones book?
  13. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    :confused:
  14. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    why does it meet before retina. biology book by mary jones show that light converge at retina. Pls help.
  15. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    my last comment was from examiner report :D
  16. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    C is correct. Antibiotics can select resistant bacteria from a population with a diverse gene pool, but cannot cause bacteria to become immune. Viruses are not affected by antibiotics.
  17. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    A is wrong is marking scheme
  18. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    C or A?
  19. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    is there any dye for it?
  20. AhsanAfzal

    Biology; Chemistry; Physics: Post your doubts here!

    how can we see chloroplasts in a microscope?
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