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  1. H

    AS PHYSICS!!!

    wats ur anserss
  2. H

    AS PHYSICS!!!

    @USMAN bt when switcH k IS open it ll pass through R ryt....cos thats the only path available now....
  3. H

    AS PHYSICS!!!

    so u mean it shud be B....ryt...?
  4. H

    AS PHYSICS!!!

    anser shud be D ryt.....???
  5. H

    AS PHYSICS!!!

  6. H

    AS PHYSICS!!!

    ans is C..
  7. H

    AS PHYSICS!!!

    no u got it wrong a bit tricky try once more.....rearrange the diagram in a way in wich u myt feel it easy to deal with
  8. H

    AS PHYSICS!!!

  9. H

    important note organic chemistry

  10. H

    AS PHYSICS!!!

    phase is continuosly varying across progressive wave...and it varies in such a way that a particle at a particular instant in space will follow the path the previous particle took some time b4
  11. H

    AS PHYSICS!!!

    well u know that these particles are not travelling with wave........just vibrating up and down...and since the wave is travelling towards right, each particle on the wave will follow the movement of particle immediately to its left....since it is a pulse that is travelling forwards...means...
  12. H

    physics query

    well it was A in ms and i was kind of confused whether A or B.....BUT the thing to notice or the trick was THAT FRINGE WIDTH Remains the same across the in interference pattern as opposed to diffraction pattern....see X axis of graph
  13. H

    chem help

    "Halogenoalkanes in which all of the hydrogen atoms in the alkane have been replaced by halogen atoms are difficult to burn - hence their use in flame retardants and even in fire extinguishers."....this what chemguide says.....so u r ryt abt that flammability thing in 2 thnxxx
  14. H

    physics query

    it shud be A ryt....?
  15. H

    AS PHYSICS!!!

    thanxx
  16. H

    M1 math

    u shud consider the particle p only for calculating tension NOT b cos in B there is normal reaction force also..so since P is not moving its weight shud equal the tension
  17. H

    chem help

    well question 8 abt fire extinguishers....ahmed t ur anser is ryt bt still nt convincing explanation for me
  18. H

    chem help

    oh ....i remember ...dragon club u r ryt....cos its a neutralisation reaction and NEUTRALISATION reactions are not redox reactions
  19. H

    chem help

    oh ....i remember ...dragon club u r ryt....cos its a neutralisation reaction and NEUTRALISATION reactions are not redox reactions
  20. H

    chem help

    8 Which of the following would be suitable for use in a fire extinguisher? 1 CBrF3 2 CH3(CH2)5CH2Br 3 HCl
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