iti electrician trade question and answer note book also for nttf students,iti electrician theory book,iti electrical course. this app you can use like electrical notbook,
in this application total 16 chapter has mentioned like
safety, electrical fire and safety, Electicity, conducter, insulator, fundamental terms of electricity, current, power and energy, circuit, wiring, ups and inverter, earthing, home appliances, lighting, motor, star and delta connection, transformer