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Power Electronics
Choppers and Commutation Techniques
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Single and Three Phase Rectifier
Marks 1Marks 2Marks 5
Power Semiconductor Devices
Marks 1Marks 2
Ac Voltage Controllers
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Inverters
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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 7 English
A
$$3968$$ $$W$$
B
$$5290$$ $$W$$
C
$$7935$$ $$W$$
D
$$10580$$ $$W$$
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Questions Asked from Marks 2
GATE EE 2025 (2) GATE EE 2014 Set 2 (1) GATE EE 2004 (1)
GATE EE Subjects
Electromagnetic Fields
Signals and Systems
Engineering Mathematics
General Aptitude
Power Electronics
Power System Analysis
Analog Electronics
Control Systems
Digital Electronics
Electrical Machines
Electric Circuits
Electrical and Electronics Measurement