1
GATE EE 2016 Set 1
Numerical
+2
-0
The switches $$T1$$ and $$T2$$ in Figure are switched in a complementary fashion with sinusoidal pulse width modulation technique. The modulating voltage $${v_m}\left( t \right) = 0.8\sin \left( {200\pi t} \right)\,\,V$$ and the triangular carrier $$\left( {{V_c}} \right),$$ voltage $$\left( {{V_c}} \right)$$ are as shown in figure $$(b).$$ The carrier frequency is $$5$$ $$kHz.$$ The peak value of the $$100$$ $$Hz$$ component of the load current $$\left( {{i_L}} \right)$$ in Ampere, is ______. GATE EE 2016 Set 1 Power Electronics - Inverters Question 6 English 1 GATE EE 2016 Set 1 Power Electronics - Inverters Question 6 English 2
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2
GATE EE 2015 Set 1
Numerical
+2
-0
The single-phase full-bridge voltage source inverter $$(VSI),$$ shown in figure, has an output frequency of $$50$$ $$Hz$$. It uses unipolar pulse width modulation with switching frequency of $$50$$ $$kHz$$ and modulation index of $$0.7.$$ For
$${V_{in}} = 100\,V\,\,DC,\,\,L = 9.55\,\,mH,\,C = 63.66\,\,\mu F,$$ and $$R = 5\,\Omega ,$$ the amplitude of GATE EE 2015 Set 1 Power Electronics - Inverters Question 7 English
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3
GATE EE 2014 Set 3
MCQ (Single Correct Answer)
+2
-0.6
A single - phase voltage source inverter shown in figure is feeding power to load. The triggering pulses of the devices are also shown in the figure. GATE EE 2014 Set 3 Power Electronics - Inverters Question 8 English 1 GATE EE 2014 Set 3 Power Electronics - Inverters Question 8 English 2

If the load current is sinusoidal and is zero at $$0,\,\,\pi ,2\pi ....,$$ the node voltage $${V_{AO}}$$ has the waveform

A
GATE EE 2014 Set 3 Power Electronics - Inverters Question 8 English Option 1
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GATE EE 2014 Set 3 Power Electronics - Inverters Question 8 English Option 2
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GATE EE 2014 Set 3 Power Electronics - Inverters Question 8 English Option 3
D
GATE EE 2014 Set 3 Power Electronics - Inverters Question 8 English Option 4
4
GATE EE 2014 Set 1
Numerical
+2
-0
In the figure shows on period of the output voltage of an inverter. $$\alpha $$ should be chosen such that $${60^0} < \alpha < {90^0}.$$ If $$rms$$ value of the fundamental component is $$50$$ $$V$$, then $$\alpha $$ in degree is _________. GATE EE 2014 Set 1 Power Electronics - Inverters Question 9 English
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