1
GATE EE 2014 Set 2
MCQ (Single Correct Answer)
+2
-0.6
A single-phase $$SCR$$ based $$ac$$ regulator is feeding power to a load consisting of $$5\,\,\Omega $$ resistance and $$16$$ $$mH$$ inductance. The input supply is $$230$$ $$V,$$ $$50$$ $$Hz$$ $$ac.$$ The maximum firing angle at which the voltage across the device becomes zero all throughout and the $$rms$$ value of current through $$SCR,$$ under this operating condition, are
A
$${30^0}$$ and $$46$$ $$A$$
B
$${30^0}$$ and $$23$$ $$A$$
C
$${45^0}$$ and $$23$$ $$A$$
D
$${45^0}$$ and $$32$$ $$A$$
2
GATE EE 2004
MCQ (Single Correct Answer)
+2
-0.6
The triac circuit shown in figure controls the $$ac$$ output power to the resistive load. The peak power dissipation in the load is GATE EE 2004 Power Electronics - Ac Voltage Controllers Question 4 English
A
$$3968$$ $$W$$
B
$$5290$$ $$W$$
C
$$7935$$ $$W$$
D
$$10580$$ $$W$$
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