Circuit Analysis Important Questions | 20th June 2025 Exam | EC3251 | Part B and Part C

Part B
11. a) i) https://youtu.be/VqRofXEa0H0?feature=shared
ii) Mesh Analysis Practise Problems
https://youtu.be/Qz7CGfK0sBA?feature=shared
https://youtu.be/_HP4M9UV5TM?feature=shared
https://youtu.be/n9Vsn6BpOFY?feature=shared
https://youtu.be/JJfFCNgoP9A?feature=shared

(b) (i) https://youtu.be/l2jYGkoCj18?feature=shared
https://youtu.be/2XwZ-Ml1DWk?feature=shared
https://youtu.be/QoWpt3IKx-s?feature=shared
(ii) Nodal Analysis Problems
Equation method - Practise Problems
https://youtu.be/r8zlnWDz-hk?feature=shared
https://youtu.be/8fq-P_Qd4Hk?feature=shared
https://youtu.be/8fq-P_Qd4Hk?feature=shared
https://youtu.be/4GfkW0h8Gek?feature=shared
https://youtu.be/xiBy8-3qFNM?feature=shared
Matrix Method - Practise Problems
Waiting

12. a) Thevenin Theorem - Practise Problems
https://youtu.be/danp7GR9m5U?feature=shared
https://youtu.be/Uh2d5ykDnE4?feature=shared
https://youtu.be/97kJER0Wtf8?feature=shared
https://youtu.be/XWn7EketqIw?feature=shared
Maximum Power transfer theorem - Practise Problems
https://youtu.be/JMjdKFuenYI?feature=shared
https://youtu.be/9yq59m8r714?feature=shared
https://youtu.be/5K8agra-nio?feature=shared

b) Dual Network - Practise Problem
https://youtu.be/lDyJYN9eFWo?feature=shared
Super Position Theorem - Practise problem
https://youtu.be/-xhECg_qfK0?feature=shared
https://youtu.be/RFSHAN_e5UE?feature=shared
https://youtu.be/12jVguuOe2U?feature=shared

13. a) i) https://youtu.be/50Xwb-HgZhw?feature=shared
ii) Problems based on RC, RL and RLC - Phasor diagrams
https://youtu.be/fAwDE7Nr6Ts?feature=shared
https://youtu.be/54b_yWQhoDw?feature=shared
https://youtu.be/TMs_l45NW9Q?feature=shared
https://youtu.be/t0XZ_84VnOE?feature=shared
https://youtu.be/3ek_GqU_DtY?feature=shared
https://youtu.be/VTwIKgwMsPA?feature=shared

b) AC Circuit - Nodal Analysis
Wait
AC Circuit - Mesh Analysis
Wait

14. a) Transient response - practise problems
https://youtu.be/-586X4KsEdU?feature=shared
https://youtu.be/yP2VrXTV_z0?feature=shared
https://youtu.be/57bWdeA5NJs?feature=shared
https://youtu.be/yP2VrXTV_z0?feature=shared
https://youtu.be/-nX7_dDWcBc?feature=shared
https://youtu.be/vWg6dzBoCXc?feature=shared

b) series and Parallel resonance
Waiting

15. a) i) Magnetically couped circuit
https://youtu.be/cmxdKOaSEiQ?feature=shared
ii) linear transformer , ideal transformer , mutual inductance
https://youtu.be/P36QYEOs4r8?feature=shared
https://youtu.be/B_wiKX9nqNo?feature=shared
https://youtu.be/OsMwyIQTq-s?feature=shared

b) i) https://youtu.be/itQm-vD0v1I?feature=shared
https://youtu.be/RITzQbGZkzs?feature=shared
https://youtu.be/nduZhx6jTBQ?feature=shared
https://youtu.be/MbjTj6JzGqc?feature=shared
https://youtu.be/JRAUNFFLFQc?feature=shared
https://youtu.be/IDdwJ8L6Gk4?feature=shared

Part C
16. a) https://youtu.be/CrsXzuaDopA?feature=shared
b) Norton theorem - Practise Problems
https://youtu.be/VYOYxKe6Ogg?feature=shared
https://youtu.be/xRaA8bsmoWE?feature=shared
https://youtu.be/1t0xwHMjKsg?feature=shared
https://youtu.be/Ycu7mvZvem8?feature=shared

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