12th Chemistry Study Material

CHEMISTRY

 

12^th                                                                                                                    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.

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

Click Here For Download This 12th Centum Questions in PDF Format

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

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