1
GATE EE 2017 Set 1
Numerical
+1
-0
In the converter circuit shown below, the switches are controlled such that the load voltage $${v_0}\left( t \right)$$ is a $$400$$ $$Hz$$ square wave.

The RMS value of the fundamental component of $${v_0}\left( t \right)$$ in volts is ___________.

2
GATE EE 2017 Set 1
Numerical
+1
-0
A $$3$$-phase voltage source inverter is supplied from a $$600V$$ $$DC$$ source as shown in the figure below. For a star connected resistive load of $$20\,\,\Omega$$per phase, the load power for $${120^ \circ }$$ device conduction, in $$kW,$$ is ___________.
3
GATE EE 2011
+1
-0.3
A three-phase current source inverter used for the speed control of an induction motor is to be realized using MOSFET switches as shown below. Switches $${S_1}$$ to $${S_6}$$ are identical switches.

The proper configuration for realizing switches $${S_1}$$ to $${S_6}$$ is

A
B
C
D
4
GATE EE 2008
+1
-0.3
A $$3$$ - phase voltage source Inverter is operated in $${180^ \circ }$$ conduction mode. Which one of the following statements is true?
A
Both pole - voltage and line - voltage will have $${3^{rd}}$$ harmonic components
B
Pole - voltage will have $${3^{rd}}$$ harmonic component but line - voltage will be free from $${3^{rd}}$$ harmonic
C
Line - voltage will have $${3^{rd}}$$ harmonic component but pole - voltage will be free from $${3^{rd}}$$ harmonic
D
Both pole - voltage and line - voltage will be free from $${3^{rd}}$$ harmonic components
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