Thursday 26 February 2015

12th Chemistry Study Material




CHEMISTRY
 



12th                                                                                                                    3Marks
1.Define an Heisenberg’s uncertainty principle.

It is impossible to measure simultaneously both the position and velocity of a microscopic particle with absolute accuracy (or) certainty.

Wednesday 25 February 2015

12th Computer Science Special Question Paper



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Padasalai’s centum coaching team –
special question paper
Class      : XII Std                                                                                                                                                                 Max : 150Marks

12th Centum Question Paper




Padasalai’s Centum Coaching team – Special Question Paper
            STD: XII                          Mathematics                    Marks  : 150
                                                                                  Time   :  3 hrs
                                                          PART - I                                               (40x1=40)
        (i) Answer all the questions. (ii) Choose and write the correct answer.
1.     If (A)  (A,B), then the system is …..
a)     consistent and has infinitely many solutions
b)    consistent and has a unique solution
c)     consistent
d)    inconsistent