Quote:
Originally Posted by !!Ahmad Mushtaq!!  Where's Nimra and Sadia's presentations? |
Ahmad...
App class main bhi sab say Pehlay Nimra and Saida ki presentations ka pochh rahay thay
Aur yahan bhi
uhhhhhhhhhhhhhhmmmmmmm..
Anyway I am uploading their presentations Enjoy..
The attachment contains the presentation slides of Nimra Irshad,Sadia,Qudia Zafar and Memoona Alli...
Some Contents are Insulators: - An insulator, also called a dielectric, is a material that resists the flow of electric current.
- Substances that have very high resistance, of the order of many megaohms are classified as insulators.
Plastic Insulators:- Plastic insulators are made from a high-grade polypropylene or polyethylene material.
- They come in many sizes and shapes, to fit all types of permanent and temporary posts.
- Plastic insulators are not as long-lasting as porcelain
The bridge rectifier uses four diodes as shown in figure.
- Both half-cycle of the input are utilized with the help of more than one diod working alternatively.