PHYSICS XI

WHAT IS PHYSICS?

UNIT 1 : MECHANICS

1. Units and Measurement
2. SCALAR AND VECTOR

• Scalar and Vector – Introduction
• Addition of vectors by Head to Tail method
• PARALLELOGRAM LAW OF VECTOR ADDITION
• UNIT VECTOR-FREE VECTOR-POSITION 
• Multiplication of two vectors
• MULTIPLICATION & DIVISION OF VECTOR BY A NUMBER (SCALAR)
• RESOLUTION OF VECTOR
• ADDITION OF VECTORS BY RECTANGULAR COMPONENTS METHOD
• COMMUTATIVE LAW AND ASSOCIATIVE LAW OF VECTOR ADDITION
• Scalar Product
• COMMUTATIVE LAW FOR DOT PRODUCT
• DISTRIBUTIVE LAW FOR DOT PRODUCT
• VECTOR PRODUCT
• AREA OF PARALLELOGRAM

3. Kinematics

• PROJECTILE MOTION
• MAXIMUM VELOCITY OF PROJECTION

4. Laws of Motion

• Momentum
• Law Of Conservation Of Momentum
• ELASTIC AND INELASTIC COLLISION
• Friction
• Angle of Friction
• Relation between angle of Friction and angle of Repose

5. Work, Energy and Power

• WORK
• ENERGY
• KINETIC ENERGY
• LAW OF CONSERVATION OF ENERGY

6. Circular Motion

• CIRCULAR MOTION-ANGULAR MOTION-RADIAN
• ANGULAR VELOCITY-ANGULAR ACCELERATION
• RELATION BETWEEN LINEAR VELOCITY AND ANGULAR VELOCITY
• COUPLE OF FORCE

7. Gravity and Gravitation

• Gravitation
• Relation between ‘g’ and ‘G’
• Variation of ‘g’ due to the shape of the earth
• Variation of ‘g’ due to height (Altitude)
• Variation of ‘g’ due to depth
• Variation of ‘g’ due to rotation or latitude
• TIME PERIOD – CENTRIPETAL ACCELERATION
• MASS OF EARTH

8. Equilibrium

• STATICS
• TORQUE- CENTRE OF GRAVITY
• CENTRE OF MASS

9. Simple Harmonic Motion

• Simple Harmonic Motion
• Some Terms
• (Motion + Time Period) of Simple Pendulum
• Motion of a Mass Attached to Spring is SHM
• Motion of a Projection along it’s diameter is SHM
• INSTANTANEOUS VELOCITY OF PROJECTION
• Expression for Time Period
• Expression for Frequency

10. Angular Momentum
11. LAW OF CONSERVATION OF ANGULAR MOMENTUM
12. Elasticity

• Elasticity and Plasticity
• Stress
• Strain
• Elsatic limit
• Elastic after effect
• Elastically fatigue
• Elastic hysteresis

UNIT 2 : HEAT AND THERMODYNAMICS

1. Heat and Temperature
2. SYSTEM
3. Scales of Temperature
4. To prove P= NKT
5. SHOW THAT THE AVERAGE TRANSLATIONAL KINETIC ENERGY OF THE MOLECULES OF A GAS IS DIRECTLY PROPORTIONAL TO ABSOLUTE TEMPERATURE
6. PRESSURE-VOLUME WORK
7. Thermal Expansion
8. Cubical Expansion
9. BIMETALLIC THERMOSTAT
10. Specific Heat – Method of Cooling
11. Molar Specific Heat
12. Molar Specific Heat Capacity at Constant Pressure
13. GAS PRESSURE
14. Verification of (Boyle’s + Charles) Law
15. Kinetic Theory of Gases
16. First Law of Thermodynamics
17. ISOTHERMAL PROCESS
18. ISOCHORIC PROCESS
19. Second Law of Thermodynamics
20. Caloriemetry

• Heat capacity and specific heat capacity
• Water equivalent of a substance

UNIT 3 : GEOMETRICAL OPTICS

1. Image Formation by convex lens
2. Astronomical Telescope