Alternating current

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Curated by: Khan Academy India - English (20 videos)


Currently Playing: Worked examples: Resonance frequency in LCR circuits | AC | Physics | Khan Academy

00:10 Example 1 00:38 Understanding no phase difference with phasor diagram 02:56 How do the reactances relate to each other? 03:21 What happens to the peak current? 04:51 Working out the resonance frequency 06:55 Example 2 07:25 Effect on current when resistance is decreased 10:20 Effect on current when capacitance is decreased Practice the concept - https://www.khanacademy.org/science/in-in-class-12th-physics-india/x51bd77206da864f3:alternating-current/x51bd77206da864f3:lcr-series-circuit-resonance/e/series-lcr-circuits-resonant-frequencies?modal=1 Master the concept of LCR series circuit (Resonance) through practice exercises and videos - https://www.khanacademy.org/science/in-in-class-12th-physics-india/x51bd77206da864f3:alternating-current/x51bd77206da864f3:lcr-series-circuit-resonance/v/lcr-resonance-resonant-frequency-ac-physics-khan-academy Check out more videos and exercises on Alternating Current - https://www.khanacademy.org/science/in-in-class-12th-physics-india/x51bd77206da864f3:alternating-current To get you fully ready for your exam and help you fall in love with Physics, find the complete bank of exercises and videos for Class 12 Physics - https://www.khanacademy.org/science/in-in-class-12th-physics-india Khan academy is a free learning platform for Class 1-12 students with videos, exercises, and tests for maths, science, and more subjects. Our content is aligned to the CBSE syllabus and is available in Hindi, English and many more regional languages. Experience the joy of easy, seamless, accessible learning anywhere, anytime with Khan Academy


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