Answer / prosenjit majumder

SCR is a 4 layer 3 terminal device . It has many
application . It can be used as controlled switch (by
adjusting gate triggering pulse an scr can be triggered at
any level ) . Other use include rectifier ,trigger etc

Answer / jegadesh

scr means silicon controlled rectifier.ordinary diode
rectifiers are used for constant dc output voltage.but
scr's are used for variable output dc voltage which
depending on the gate triggering. once scr is fire or ON
the gate voltage is not neccessary. off the scr is possible
only disconnect the anode to cathode voltage.

Answer / jayaram

scr main function is a control the voltage and
it will be trigering the pulses
this device working is depends on the gate terminal

Answer / lodhi

SCR can deals with high voltage and current as compare to
diode ( which is used for low voltage and current). scr is
used in power electronics device...

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