SOLVED EXAMINATION PAPERS ( XII STANDARD )

SOLVED  EXAMINATION  PAPERS  ( XII  STANDARD )Utmost  care  is  taken  to  ensure  that  the  question  papers  are  free  from  data  errors,  answers  to  the  questions  are  to  the  point  and  solutions  of  problems  are  accurate.  However,  students  are  advised  to  exercise  their  discretion  in  making  use  of  these  notes.  Any  error  brought  to  the  notice  of  the  author  will  be  suitably  corrected  at  the  earliest.

	Mathematics		Physics
01	Mar  2006	Solutions	Jan  2006	Solutions
02	Jul  2006	Solutions	Mar  2006	Solutions
03	Mar  2007	Solutions	Mar  2007	Solutions
04	Jul  2007	Solutions	Jul  2007	Solutions
05	Mar  2008	Solutions	Mar  2008	Solutions
06	Jul  2008	Solutions	Jul  2008	Solutions

Physics ( Std. XII ) - Problems

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LEFT-CLICK  ON  'SAVE  TARGET  AS'  TO  SAVE )

Ch. No.	Name  of  Chapter	No.  of  Probs.
01	Electric  Charge  and  Electric  Field
02	Electrostatic  Potential  and  Capacitance
03	Current  Electricity	29
04	Thermal  and  Chemical  Effects  of  Electric  Current	15
05	Magnetic  Effects  of  Electric  Current  and  Magnetism
06	Magnetism  of  Matter
07	Electromagnetic  Induction	13
08	Alternating  Current
09	Electromagnetic  Waves
10	Ray  Optics  and  Optical  Instruments
11	Wave  Optics
12	Dual  Nature  of  Radiation  and  Matter
13	Atoms
14	Nucleus
15	Semiconductor Electronics - Materials, Devices  and   Simple Circuits
16	Communication  Systems

Physics Theory XI

Physics  ( Std.  XI )  - Theory

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Ch.   No.	Name  of  Chapter	No.  of  Pages
01	Physical  World
02	Measurement  and  System  of  Units
03	Motion  in  One  and  Two  Dimensions
04	Laws  of  Motion
05	Work,  Energy  and  Power	12
06	Dynamics  of  a  System  of  Particles	3
07	Rotational  Motion	15
08	Gravitation	6
09	Mechanics  of  Solids
10	Fluid  Mechanics	18
11	Kinetic  Theory  of  Gases	9
12	Thermodynamics	14
13	Transfer  of  Heat
14	Oscillations	10
15	Waves

Physics ( Std. XII ) - Theory

( RIGHT-CLICK  ON  THE  NAME  OF  THE  CHAPTER  AND

LEFT-CLICK  ON  'SAVE  TARGET  AS'  TO  SAVE )

Ch. No.	Name  of  Chapter	No.  of  Pages
01	Electric  Charge  and  Electric  Field	13
02	Electrostatic  Potential  and  Capacitance	14
03	Current  Electricity	15
04	Thermal  and  Chemical  Effects  of  Electric  Current	11
05	Magnetic  Effects  of  Electric  Current  and  Magnetism	14
06	Magnetism  of  Matter	14
07	Electromagnetic  Induction	7
08	Alternating  Current	17
09	Electromagnetic  Waves	6
10	Ray  Optics  and  Optical  Instruments	28
11	Wave  Optics
12	Dual  Nature  of  Radiation  and  Matter	11
13	Atoms	14
14	Nucleus	12
15	Semiconductor Electronics - Materials, Devices  and   Simple Circuits	24

CBSE Important Questions class XII mathematics 2008 4

Q. 1. If sin y = xcos(a + y) and find k (3 marks)

Q. 2. If f(x) = find f’(o) (3marks)

Q. 3. Verify the mean value theorem for f(x) = in [1,3] (4 marks)

Q. 4. If x = a ( + ) y = (1 + cos ) find (4 marks)

Q. 5. If x^py^q = (x + y) ^p+^q prove that

Or

(4 marks)

Q. 6. Consider the function defined as follows for . In each case ,what choice (if any) of f(0) will make the function continuous at x = 0.

(4 marks)

Q. 7. If x = acos + bsin y = asin - bcos(4 marks)

Q. 8.

Or

(4 marks)

1. Construct a3 x 3 matrix A = [aij]whose elements are given by aij = ( 3 marks)
2. Solve the matrix equation for x (3 marks)
3. Solve the following equation for x (3 marks)
4. Prove that = a + b + c (3 marks)
5. Solve the following equations for using matrices x - y + z = 4 2x + y -3z = 0 x + y + z = 2 ( 6 marks)
6. Determinant of a skew symmetrix matrix of odd orderis always ( 1 marks)
   a) zero
   b) one
   c) negative one
   d) none
7. If A is a square matrix of order 3 then A.Adj (A) is (1 marks) a) | A | I₃
   b) | A | I₂
   C) | A | I
   d) none