Solved Example Problems | Chapter 17 Alternating Current | 12th Class Physics

Solved Example Problems — Chapter 17 Alternating Current for 12th Class Physics. In this lecture, all five example problems from Chapter 17, Alternating Current, are solved step by step according to the new Physics syllabus for Punjab Boards. Each numerical is explained with clear working, the relevant concepts, and the appropriate equations to help students understand the solution method and prepare effectively for board examinations. Topics Covered in This Lecture: Example 17.1: Calculation of mean power in an AC circuit connected to a resistor. Example 17.2: Calculation of current drawn from an AC supply and the resistance of a heating element when hot. Example 17.3: Calculation of RMS voltage across an inductor using inductance, RMS current, and frequency. Example 17.4: Calculation of impedance using peak voltage and peak current. Example 17.5: Calculation of the phase angle in a series RC circuit containing a resistor and capacitor. Video Timestamps: 00:00 — Introduction 00:50 — Example Problem 17.1: Mean Power in an AC Circuit 07:18 — Example Problem 17.2: Current and Resistance of a Heating Element 11:56 — Example Problem 17.3: RMS Voltage Across an Inductor 18:57 — Example Problem 17.4: Impedance of an AC Circuit 23:15 — Example Problem 17.5: Phase Angle in a Series RC Circuit Important for Board Exam Preparation This lecture provides step-by-step solutions to all five example problems from Chapter 17. It helps students practise numerical problem-solving, understand the application of AC circuit concepts, and prepare for Physics examinations conducted by Punjab Boards. Useful for Students Studying: 12th Class Physics FSc Part 2 Physics ICS Part 2 Physics Intermediate Part 2 Physics Subscribe to Inter Physics Lectures for chapter-wise Physics lectures, solved example problems, exercise numericals, short questions, and complete board exam preparation according to the Punjab Boards new syllabus. #SolvedExampleProblems #Chapter17AlternatingCurrent #12thClassPhysics