https://www.phycity.com/ 2026-04-14T13:24:45+00:00 https://www.phycity.com/ https://www.phycity.com/_media/logo.png text/html 2023-08-09T18:19:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.phycity.com/fsc-pctb-12/notes/ch12?rev=1691605152&do=diff Chapter 12: Electrostatics [Chapter 12: Electrostatics] This is a twelve chapter of the book Physics 12 published by Punjab Curriculum and Textbook Board, Lahore, Pakistan. After studying this chapter, the students will be able to: * Understand and describe Coulomb's law. text/html 2023-08-10T11:54:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.phycity.com/fsc-pctb-12/notes/ch13?rev=1691668445&do=diff Chapter 13: Current Electricity [Chapter 13: Current Electricity] This is a thirteenth chapter of the book Physics 12 published by Punjab Curriculum and Textbook Board, Lahore, Pakistan. After studying this chapter, the students will be able to: * Understand the concept of steady current. text/html 2023-08-10T12:28:37+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.phycity.com/fsc-pctb-12/notes/ch14?rev=1691670517&do=diff Chapter 14: Electromagnetism This is a fourteenth chapter of the book Physics 12 published by Punjab Curriculum and Textbook Board, Lahore, Pakistan. After studying this chapter, the students will be able to: * Appreciate that a force might act on a current carrying conductor placed in a magnetic field.$F= BI L \sin \theta $$\theta = B.A $$e/m.$ text/html 2023-08-11T04:20:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.phycity.com/fsc-pctb-12/notes/ch15?rev=1691727656&do=diff Chapter 15: Electromagnetic Induction This is a fifteenth chapter of the book Physics 12 published by Punjab Curriculum and Textbook Board, Lahore, Pakistan. After studying this chapter, the students will be able to: * Recall that a changing magnetic flux through a circuit causes an emf to be induced in the circuit.$E=\frac{1}{2} LI^2$$\frac{N_s}{N_p}= \frac{V_s}{V_p}$$V_p I_p=V_s I_s$ text/html 2023-08-11T10:13:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.phycity.com/fsc-pctb-12/notes/ch16?rev=1691748826&do=diff Chapter 16: Alternating Current This is a sixteenth chapter of the book Physics 12 published by Punjab Curriculum and Textbook Board, Lahore, Pakistan. After studying this chapter, the students will be able to: * Understand and describe time period, frequency, the peak and root mean square values of an alternating current and voltage.$7$ text/html 2023-08-11T17:42:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.phycity.com/fsc-pctb-12/notes/ch17?rev=1691775728&do=diff Chapter 17: Physics of Solids This is a seventh chapter of the book Physics 12 published by Punjab Curriculum and Textbook Board, Lahore, Pakistan. After studying this chapter, the students will be able to: * Distinguish between the structure of crystalline, glassy, amorphous and polymeric solids. text/html 2023-08-11T10:27:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.phycity.com/fsc-pctb-12/notes/ch18?rev=1691749649&do=diff Chapter 18: Electronics This is a eighteenth chapter of the book Physics 12 published by Punjab Curriculum and Textbook Board, Lahore, Pakistan. After studying this chapter, the students will be able to: * Describe forward and reserve biasing of a p-n junction. text/html 2023-08-11T12:26:39+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.phycity.com/fsc-pctb-12/notes/ch19?rev=1691756799&do=diff Chapter 19: Dawn of Modern Physics This is a ninth chapter of the book Physics 12 published by Punjab Curriculum and Textbook Board, Lahore, Pakistan. After studying this chapter, the students will be able to: * Distinguish between inertial and non-inertial frames of references. text/html 2023-08-11T12:57:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.phycity.com/fsc-pctb-12/notes/ch20?rev=1691758621&do=diff Chapter 20: Atomic Spectra This is a twentieth chapter of the book Physics 12 published by Punjab Curriculum and Textbook Board, Lahore, Pakistan. After studying this chapter, the students will be able to: * Know experimental facts of hydrogen spectrum.