Скачать или смотреть Ch-07 VVI OBJECTIVES (MCQ) || ALTERNATING CURRENT || 12th Physics Bihar Board-2026 ||

Video Description🎯 BSEB Class 12 Physics Exam 2026 | Chapter 07: Alternating Current (प्रत्यावर्ती धारा) VVI Objective MCQsWelcome back to BLACKBOARD PHYSICS CLASSES! 🎓 In this video, we discuss the Most Important (VVI) Objective Questions for Chapter 7: Alternating Current (AC).For the Bihar Board Inter Exam 2026, this chapter is vital for the objective section. We cover everything from RMS values to LCR circuits and Transformers, ensuring you don't miss a single mark.📌 Important Topics Covered:AC Basics: Peak value ($I_0$) vs. RMS value ($I_{rms}$).Reactance & Impedance: Capacitive ($X_C$) and Inductive ($X_L$) reactance formulas.LCR Series Circuit: Resonance condition and Impedance ($Z$) calculation.Power in AC: Power factor ($\cos \phi$) and Wattless current.Choke Coil & Transformer: Step-up and Step-down principles, and Transformation Ratio ($k$).Quality Factor (Q-factor): Basics and formula.💡 Why This Video is a Must-Watch:Target 2026: Fully updated for the latest BSEB Bihar Board pattern.Formula Focus: We explain the formulas used in every MCQ for quick revision.Bilingual Support: Clear explanations in Hindi & English.Topper Strategy: Includes Previous Year Questions (PYQ) that are repeated every year.
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