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Recent content by Brains

  1. B

    SAT II Math vs A-Level Math

    Can anyone please tell me which topics of Sat II math, we haven't studied in A-levels..?
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    Physics: Post your doubts here!

    WHEN WE ROUND OFF AN ANSWER TO AN APPROPRIATE NO OF SIGNIFICANT FIGURES, DO WE USE THE ROUNDED VALUE OR THE EXACT VALUE IN THE NEXT PART??? HELP.. PLZ REPLY (n)
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    Physics: Post your doubts here!

    What is the effect of springs in series and parallel on extension and spring constant? can somebody plz help me with this... + does anybody know which derivations are in our course?
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    AS Physics:

    Can anybody tell me which derivations are in the AS course? + what is the effect on extension & spring constants, of springs in series and parallel? + if anybody has any other queries, plz post. . . :)
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    Physics practical grams or kg?

    now that i think of it, i couldn't have been any more stupid, i mean yeah i do lose those 4 marks, but what about the value of k and other stuff? my method was correct but hope this mistake doesnt cost me much :/
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    Physics practical grams or kg?

    And i also did the second exp wrong by performing both the experiments in the same cup mistakenly, thus one of my readings was wrong, but does it affect my further calculations and answers?
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    Physics practical grams or kg?

    hey, what if my value of gradient was wrong due to some silly mistake in calculation, but i did further calculations from the gradient correct although my final answer was wrong due to value of gradient... do i get any marks for trying?
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    Chemistry: Post your doubts here!

    for every loan pair the bond angle decreases by 2.5 degree.
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    Chemistry: Post your doubts here!

    HOW DO YOU KNOW IF A MOLECULE IS PLANAR OR NOT??? eg:for CO2, PCL5, ethane, ethene, NH3 (AS) REPLY PLZ!
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    Urdu Second Language Paper 1...

    Ocean is Behr... but u can also write it Samandar which is used for both Sea and Ocean. but btw i wrote 220 words in the essay. how much do u think they ll deduct my marks for exceeding the limit?
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    Very Important Regarding English Paper 2

    that was the easiest question. i) He used to iron on the chair where he kept his clothes and now did ironing somewhere else or earlier. ii) he used to wait at the table so they could talk during breakfast. btw that question... What tells you apart from Amir saying it himself that he was sorry...
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    Biology atp diagrams.

    huh? But by how much do we ENLARGE that distance in our own drawing? :%)
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    Biology atp diagrams.

    Can anybody tell me by how much do we have to enlarge the diagram while drawing? and from which side? along length only or both width & length?
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    English specimen paper 2011

    aha, i asked for that one ayesha gave. but thanks SILENT HUNTER... this is even better practice! and well gud luck tomorrow i guess.
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    English specimen paper 2011

    where's the new extra specimen paper?
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