Answer Posted / m.b.parthasarathy
SCR is an unidirectional device and it allow current in one direction only. There by it is used in DC circuits mainly.
TRIAC is a bi-directional device and it allows current in both direction. Hence it is mainly used in AC circuits only.
| Is This Answer Correct ? | 15 Yes | 0 No |
Post New Answer View All Answers
What is the drawback of class b amplifier?
how we findout a ignater is faulty or not?
What is the role of feedback in a closed loop control system?
How is magnetic leakage reduced?
I want to know all basics of electrical engineering
how to prepare the technical test
(1)Can earth and be conected together (2) what is the diferent between earth & neutral
Explain what is clipper and clamper circuits?
If one tertiary phase i.e. R,Y or B is earthed of a loaded type tertiary delta connected (Without load)of a power auto transformer, what is its advantage/disadvantage?
how to identify the cable quality and what is flame proof cable
I Need standard operation procedure(SOP)for 500kva Oil type transformer oil filtration & Procedure for IR value checking.
What is slip in an induction motor?
What is the effect on 3phase induction motor if current setting knob of DOL kept at minimum current?
how can motor both beasrings insulation resistance can be check?
I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?