Optocopler ka working Aaj smjh aya proper,,,thank u,,sir npn transistor collector pull-up h to emitor se ground Jaa k puls bna deta h,,wahi same transistor base on krne se collector ka pull-up emitor me ak volt ban jata h,zero crossing ke sircuit m ,kaun kisko drop karwata h psative ya nagativ.smjh n ata
Thanks sir How many type Communication One way.two way serial communication . Ac communication .and inductor communication kary baray mai sir pls isko continue karay sir
Sir ye circuit hai to bohot critical par aapne ise bohot hi aasan tarike se samjhaya hai.. Sari chizo ki bohot achhe se explain Kiya hai.. Thank you so much for this great video 😊👍👍
