Category: CLASS 11 PHYSICS
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The Nature of Light: From Newton’s Corpuscular Theory to de Broglie’s Dual Nature
What is light — a particle or a wave? This comprehensive guide traces the fascinating evolution of the nature of light, starting from Newton’s corpuscular theory in 1672 through Huygens’ wave theory, Maxwell’s electromagnetic theory, Einstein’s photon concept, and finally de Broglie’s revolutionary dual nature of matter and radiation. Includes a detailed comparison table of…
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The Wheatstone Bridge: Deriving the Balance Condition
Understand the Wheatstone bridge balance condition from first principles. Learn why the galvanometer current becomes zero at balance, derive P/Q = R/S, solve worked examples, and connect the Wheatstone bridge to the metre bridge.
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Combination of Cells: Series and Parallel
Learn how cells are combined in series and parallel to obtain the required emf, current capacity, and internal resistance. Understand the formulas, equivalent circuits, conditions for maximum current, and common mistakes with clear diagrams and solved examples.
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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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