What does "the following"mean ?
State County Road? Maybe?
because it is gcr not scr
The SCR's gate electrode is used to turn the SCR on, i.e. fire it.
thyristor can be scr or triac scr is strictly dc a triac is back to back scr's with a common gate two scr's back to back can be gated independently scrs cost less than triacs an scr can be combined with a full wave bridge to make an equivalent to a triac but this gives an additional 1.5V forward voltage drop
An SCR has three legs. The anode, cathode, and gate. The control voltage sent to the gate will allow the SCR to conduct.
Scr looks like a regulator IC. So keep the scr in such a way that its name should face us. then from left it will KAG.
A: Nothing after an SCR conduct the gate has no more control to shut it off. So how do we shut off an SCR two way reverse the voltage on the SCR or reduce the current below the holding current. SCR are not DC friendly once on they stay on until see above
The calculations for changing the firing angle in SCR is K = 1 [π − α + 1 sin(2α )]
it means start swimming
An SCS has an additional gate - the anode gate. It is physically smaller than an SCR and has smaller leakage and holding currents than an SCR.
where do apply ligt activated scr, please diagram example.