hi why we use spice and can i get the spice s/w to my pc any site for free downloading

sir, i have doubt 1) what is electro magnetic force(emf) and why it is mainly required in dc machines 2) how the dc generator works and how it is converted...

i have modified without local language is it ok now or still i have to modify. please let me know.

hi 2 all and i have some general doubts pl ease clarify 1)explain the diff b/w relay ,switch and circuit breaker 2) give with real time practical examples for easily...

hi 2 all im new to this forum nd i am having some many dbts please clarify them clearly 1) what type of power is generating in the generating station...