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  1. princesskt

    OMG mechanics ughh........

    yeah i agreeeeeeeeeeeeee
  2. princesskt

    Mathematics: Post your doubts here!

    for me tooooooooooooooooooooo
  3. princesskt

    A2 Physics | Post your doubts here

    ok thanx..........
  4. princesskt

    A2 Physics | Post your doubts here

    can u just explain me wts the phase d/f b/w current and emf in primary and in secondary............
  5. princesskt

    A2 Physics | Post your doubts here

    current is alsa varrying like but on positive site......
  6. princesskt

    A2 Physics | Post your doubts here

    http://www.xtremepapers.com/CIE/index.php?dir=International%20A%20And%20AS%20Level/9702%20-%20Physics/&file=9702_s02_qp_4.pdf help.............plz draw the graph for q6..................plz
  7. princesskt

    A2 Physics | Post your doubts here

    http://www.google.com.pk/url?sa=t&rct=j&q=work%20done%20on%20system%20positive%20or%20negative&source=web&cd=4&ved=0CHkQFjAD&url=http%3A%2F%2Fphysics.bu.edu%2F~duffy%2Fpy105%2FFirstlaw.html&ei=07WsT8aIEsTN4QS39tDWAw&usg=AFQjCNF_O85WY6aHb-huo2PgboDfTPKwTw see this also............this makes...
  8. princesskt

    A2 Physics | Post your doubts here

    http://books.google.com.pk/books?id=WN6TuD8gTYEC&printsec=frontcover#v=onepage&q&f=false see page 472 plzzzzzzzzzzzzzzzzzzzzzzzzzzz
  9. princesskt

    A2 Physics | Post your doubts here

    no........... when work is done by gas means expansion work 1s +ive compression taken as -ive work check it out in any book..........plz make it clear..
  10. princesskt

    A2 Physics | Post your doubts here

    http://www.xtremepapers.com/papers/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_w10_qp_42.pdf q 2 b(iii) why work done on gas is +240 although the volume is decreasing from p to q.......................:mad:
  11. princesskt

    A2 Physics | Post your doubts here

    bro...check my statement above graph of the diode was not correct..isn't that?
  12. princesskt

    A2 Physics | Post your doubts here

    this is not correct with the supply one should be forward biased and other reversed biased.......with load both should be eiter forward or reversed biased........i m sure .......
  13. princesskt

    A2 Physics | Post your doubts here

    sharp cut-off at short wavelength is due towhen e give all their energy to photon and this is min wavelenght whereas "high intensity peaks are when e are excited n then deexcited hope u understood the d/f
  14. princesskt

    A2 Physics | Post your doubts here

    12-4 8*10^-6 s 1/8*10^-6
  15. princesskt

    A2 Physics | Post your doubts here

    10 times more the signal one..............1250000
  16. princesskt

    Mathematics: Post your doubts here!

    ok see.......... 8^2=64sin^2x+(100-160cosx+64cos^2x) 64=64(cos^2x+sin^2x)+100-160cosx 64=64+100-160cosx 100/160=cosx cosx=5/8
  17. princesskt

    Mathematics: Post your doubts here!

    8=underroot of (8sinx)^2+(10-8cosx)^2 solve it i hope this makes it clear.................................................:)
  18. princesskt

    Mathematics: Post your doubts here!

    i ans your ques .....................................
  19. princesskt

    Mathematics: Post your doubts here!

    7i box remain at rest when <3150 sofriction component=3150 R=weight =4500 mew=3150/4500 0.7 ii)for no sliding friction component m ust be>ma .2*2000>200 a iii) P-F=MA P-(0.7*4500)=450*2 a=2 used becoz no sliding
  20. princesskt

    A2 Physics | Post your doubts here

    YEAH I UNDER STOOD THANKS.................... FOR EQUATOR ITS NECESSARY THAT IT IS IN LINE OF SIGHT...........
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