Thursday, 26 February 2015

12th Chemistry Study Material


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

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