Friday, 14 August 2020

Deleted portion of Physics due to Covid 19 Pendamic : Class 11th : 2020-21

Deleted portion of Class 11th Physics due to Covid 19 Pendamic (2020-21)

Chapter 1 Units and Measurements 

1) 3 to 5 1.3 Measurement of length                

2) 5 1.4 Measurement of Mass.                          

3 ) 5 to 6 1.5 Measurement of Time                  

4) 8 1.7 Accuracy,Precision and Uncrtainity in measurement                                                  

5) 10 to 11 1.8.2 Combination of errors

Chapter 2 Mathematical Methods

1) 25 - 28 2.6 Introduction to Calculus

Chapter 3 Motion in a Plane

1) 30 - 36 3.2 Rectilinear Motion

Chapter 4: Laws of motion

1) 47 4.2 Aristotle’s fallacy                                

2) 48 4.3 only Newton’s laws of motion          

4) 52 4.5.2 Contact and non-contact forces    

6) 55, 56 4.6 Work energy theorem                  

7) 56, 57 4.7 Principle of conservation of linear momentum                                                

8 ) 61 4.8.5 Loss in K.E….Use the result 4.11 without proof                                                    

10) 63 to 64 4.9.1 Necessity of defining impulse                                                               

11) 67 4.11.1 To prove that the moment of a couple is independent of the axis of rotation 

12) 72 4.13.4 characteristics of Centre of mass 

Chapter 5 Gravitation

1) 84 5.4 Measurement of the Gravitational Constants

Chapter 6 Mechanical Properties of solid

1) 108 6.8 Hardness   

2) 109 - 111 6.9 Friction in Solid

Chapter 7 Thermal Properties of Matter

1) 114 7.2 Temperature and Heat

2) 115 -118 7.3 Measurement of Temperature

3) 118 -121 7.4 Absolute Temperature and Ideal Gas Equation

4) 129 -133 7.8 Change of State

Chapter 8: Sound Waves

2) 142 -144 8.2 Common Properties of all Waves

3) 144 -145 8.3 Transverse Waves, Longitudinal Waves 

4) 149 8.6 Principle of Superposition of Waves

5) 150 8.7.2 Reverberation

6) 150 to 151 8.7.3 Acoustics

7) 154 8.9.2 Listener Approaching a Stationary Source with velocity v

Chapter 9: Optics 

1) 159 9.2 Nature of light

2) 159 - 161 9.3 Ray optics and geometrical optics

4) 162 9.4.2 Relation between f , u and v

5) 166, 167 9.6.1 (ii, iii) Prism binoculars and periscope

6) 167 9.7 Till equation 9.2

11) 175 to 177 9.9 Natural phenomena due to sunlight

12) 183 - 184 9.11 (last part) Telescope onwards, till the end.

Chapter 10 Electrostatics

1) 188 10.2 Electric charge

2) 195 10.6.1 Electric field intensity due to point charge in a material medium

3) 196 10.6.2 Practical way of calculating electric field

4) 199 10.8 Proof of the Gauss’ law

5) 201 -204 10.9 Electric dipole

8) 204 10.10 Continuous charge distribution

Chapter 11 Electric Current Through Conductors

1) 207 11.2 Electric current

2) 207 11.3 Flow of current through a conductor

3) 207-208 11.4 Drift speed

4) 209 11.5 Ohm's law

5) 210 11.6 Limitations of the Ohm's law

6) 210 11.7 Electrical energy and power

7) 211-213 11.8 Resistors

8) 213 11.9 Specific Resistance(Resistivity)

Chapter12 Magnetism

1) 224-225 12.4 Gauss' Law of Magnetism

Chapter13: Electromagnetic Waves and Communication System 

3) 234-235 13.3.5-13.3.7 UV , X & Gamma Rays

5) 239 13.6 Modulation

Chapter 14 Semiconductors

1) 254 14.8 Semiconductor devices.

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