1
GATE EE 2013
MCQ (Single Correct Answer)
+2
-0.6
In the figure shown below, the chopper feeds a resistive load from a battery source. $$MOSFET$$ $$Q$$ is switched at $$250$$ $$kHz,$$ with a duty ratio of $$0.4.$$ All elements of the circuit are assumed to be ideal.
The PEAK-TO-PEAK source current ripple in $$Amps$$ is
2
GATE EE 2013
MCQ (Single Correct Answer)
+2
-0.6
In the figure shown below, the chopper feeds a resistive load from a battery source. $$MOSFET$$ $$Q$$ is switched at $$250$$ $$kHz,$$ with a duty ratio of $$0.4.$$ All elements of the circuit are assumed to be ideal.
The average source current in Amps in steady-state is
3
GATE EE 2012
MCQ (Single Correct Answer)
+2
-0.6
In the circuit shown, an ideal switch $$S$$ is operated at $$100$$ $$kHz$$ with a duty ratio of $$50%$$. Given that $$\Delta {i_c}$$ is $$1.6$$ $$A$$ peak-to-peak and $${{\rm I}_0}$$ is $$5 A$$ $$dc,$$ the peak current in $$S$$ is
4
GATE EE 2011
MCQ (Single Correct Answer)
+2
-0.6
A voltage commutated chopper circuit, operated at $$500Hz,$$ is shown below. If the maximum value of load current is $$10A,$$ then the maximum current through the main $$(M)$$ and auxiliary $$(A)$$ thyristors will be
Questions Asked from Choppers and Commutation Techniques (Marks 2)
Number in Brackets after Paper Indicates No. of Questions
GATE EE 2024 (1)
GATE EE 2023 (1)
GATE EE 2022 (1)
GATE EE 2018 (2)
GATE EE 2017 Set 2 (1)
GATE EE 2017 Set 1 (1)
GATE EE 2015 Set 1 (3)
GATE EE 2015 Set 2 (1)
GATE EE 2014 Set 1 (1)
GATE EE 2013 (2)
GATE EE 2012 (1)
GATE EE 2011 (1)
GATE EE 2010 (2)
GATE EE 2009 (1)
GATE EE 2008 (1)
GATE EE 2007 (1)
GATE EE 2006 (3)
GATE EE 2005 (1)
GATE EE 2004 (2)
GATE EE 2003 (1)
GATE EE 2002 (1)
GATE EE 2000 (1)
GATE EE Subjects
Electric Circuits
Electromagnetic Fields
Signals and Systems
Electrical Machines
Engineering Mathematics
General Aptitude
Power System Analysis
Electrical and Electronics Measurement
Analog Electronics
Control Systems
Power Electronics