About Electrical Maintenance Notes
Most simple language, effective style of explanation, neat and clean diagram, chapter wise exercises, makes this notes highly effective for the study of HSC Board examination of this year.
The notes are not complete with all chapters, but the author has written it in such a way, that the student who never opened the book for studying this subject, will surely get more than 70-80% marks, if he prepares the subject from these notes.
For 11th standard EM notes, refer to this link.
The 12th Std. Electrical Maintenance HSC Board Papers are also given below. You can download them for free.