Category: Class XII
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Electrical Power and Energy: Worked Numericals
Master electrical power and energy numericals with step-by-step worked examples covering power, electrical energy, voltage, current, resistance, and commercial units of electricity. Ideal for CBSE Class 10 and 12 Physics students.
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Podcast Episode: Current Electricity Essentials
Tune in to the eduPhysics Current Electricity Essentials podcast to strengthen your understanding of electric current, drift velocity, resistance, resistivity, Ohm’s law, and temperature dependence—ideal for CBSE, NEET, and JEE preparation.
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Temperature Dependence of Resistance and Resistivity
Learn how temperature affects resistance and resistivity in metals and semiconductors, including temperature coefficients, electron scattering, carrier concentration, key formulas, and practical applications.
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V-I Characteristics: Ohmic and Non-Ohmic Conductors
Explore the fundamental differences in V–I characteristics between Ohmic and non-Ohmic conductors. Learn how components like tungsten filament bulbs, semiconductor diodes, and hysteresis loops behave under varying voltages through clear diagrams, dynamic vs. static resistance concepts, and key graphical takeaways.
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Drift Velocity, Mobility & Current Density: The Microscopic Picture of Current
Explore the microscopic picture of electric current through drift velocity, mobility and current density, with key equations, concepts and practical physics insights for CBSE, NEET and JEE.
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