If the gate voltage of an SCR is removed, then the

Related MCQs

• A single-phase voltage controller, using one SCR in anti parallel with a diode, feeds a load R and Vs = 230 V. For a firing angel of 90° for the SCR, the PMMC voltage connected across R would read
• With gate open, the maximum anode current at which SCR is turned off from ON condition is called
• A resistor connected across the gate and cathode of an SCR in a circuit increases its
• Once SCR starts conducting a forward current, its gate losses control over:
• The gate current required to turn on an SCR is
• The minimum gate current which can turn on SCR is called :
• A single phase voltage controller has input of 230 V and a load of 15 Ω resistive. For 6 cycles on and 4 cycles off, determine the average value of SCR current.
• A forward voltage can be applied to an SCR after its:
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• When an SCR is in forward blocking mode, the applied voltage