Chapter 4 Moving Charges and Magnetism - NCERT Class 12 Physics

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Chapter 4 MOVING CHARGES AND MAGNETISM

NCERT Class 12 Physics for blind and visually impaired students.

This Chapter is planned, organized and described by Dr. T K Bansal for visually impaired and blind students. All efforts have been made to make the chapter fully accessible by providing headings, describing figures and tables. The Chapter has been so designed that the students should enjoy studying this chapter and should move forward without any hurdles. The chapter has been thoroughly checked for any mistakes, still if you find any mistakes or have any suggestions to make it better, please write to us at ‘ blind2Visionary@gmail.com ‘. Your efforts will be highly appreciated.

Table of symbols used in this chapter:

Symbol Known As Used For Description
⊙ Circle dot operator Outwards directed field A dot inside a circle
⊗ Circle times Inwards directed field A cross sign inside a circle
⋅ Dot operator Dot product of vectors A dot sign.
⨯ Vector or cross product For cross product of vectors A normal sign
− Minus Subtraction A dash sign
Π Pi = circumference of a circle/diameter A Greek letter
Ε Epsilon Permittivity of medium A Greek letter
× Times Multiplication A normal cross sign
Ν Nue Frequency A Greek letter
≈ Almost equal to Almost equal to
∝ Proportional to Proportional to
Μ Mue Micro A Greek letter
Θ Theta Angle A Greek letter
Δ Delta A small increase Like a small triangle
∮ Contoor integral Integration over a closed loop Integral sign with a circle
Τ Tau Torque A Greek letter
Ω Omega Angular frequency A Greek letter
∫ Integral Integration An elongated capital S
≃ Asymptotically equal to Approaching to
Φ Phi Electric flux A Greek letter
≡ Identical to Identical to
→ Rightwards arrow Corresponds to, or, tends to A rightwards arrow